# 2022 Iowa Senate election

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The 2022 Iowa Senate elections were held on November 8, 2022, to elect members of the Iowa Senate from 25 odd-numbered districts. Senators serve four-year terms in single-member constituencies, with half of the seats up for election each cycle. Primary elections were held on June 7.

## Retirements
### Democrats

* District 27: Amanda Ragan retired.
* District 33: Rob Hogg retired.
* District 34: Liz Mathis retired to run for U. S. representative from Iowa's 2nd congressional district.
* District 43: Joe Bolkcom retired.
* District 45: Jim Lykam retired.

### Republicans

* District 3: Jim Carlin retired to run for U.S. senator.
* District 6: Craig Williams retired.
* District 15: Zach Nunn retired to run for U. S. representative from Iowa's 3rd congressional district.
* District 32: Craig Johnson retired to run for state representative from District 67.
* District 44: Tim Goodwin retired.
* District 47: Roby Smith retired to run for treasurer of Iowa.

## Predictions

| Source | Ranking | As of |
| Sabato's Crystal Ball | Likely R | May 19, 2022 |

## Summary of results

* Note: Districts that did not hold elections in 2022 are not listed here.
| State Senate district | Incumbent | Party | Elected Senator | Party |
| 1st | Jackie Smith | Dem | Rocky De Witt | Rep |
| 3rd | Jim Carlin | Rep | K. Lynn Evans | Rep |
| 4th | Tim Kraayenbrink | Rep | Tim Kraayenbrink | Rep |
| 5th | Dave Rowley | Rep | Dave Rowley | Rep |
| 6th | Jason Schultz | Rep | Jason Schultz | Rep |
| 6th | Craig Williams | Rep | Jason Schultz | Rep |
| 7th | | | Kevin Alons | Rep |
| 9th | Tom Shipley | Rep | Tom Shipley | Rep |
| 11th | Julian Garrett | Rep | Julian Garrett | Rep |
| 13th | | | Cherielynn Westrich | Rep |
| 14th | Jake Chapman | Rep | Sarah Trone Garriott | Dem |
| 14th | Sarah Trone Garriott | Dem | Sarah Trone Garriott | Dem |
| 15th | Zach Nunn | Rep | Tony Bisignano | Dem |
| 15th | Tony Bisignano | Dem | Tony Bisignano | Dem |
| 16st | Claire Celsi | Dem | Claire Celsi | Dem |
| 17th | | | Izaah Knox | Dem |
| 19th | Ken Rozenboom | Rep | Ken Rozenboom | Rep |
| 21st | | | Mike Bousselot | Rep |
| 23rd | Jack Whitver | Rep | Jack Whitver | Rep |
| 25th | Herman Quirmbach | Dem | Herman Quirmbach | Dem |
| 27th | Amanda Ragan | Dem | Annette Sweeney | Rep |
| 27th | Annette Sweeney | Rep | Annette Sweeney | Rep |
| 29th | | | Sandy Salmon | Rep |
| 31st | William Dotzler | Dem | William Dotzler | Dem |
| 33rd | Rob Hogg | Dem | Carrie Koelker | Rep |
| 33rd | Carrie Koelker | Rep | Carrie Koelker | Rep |
| 35th | Chris Cournoyer | Rep | Chris Cournoyer | Rep |
| 37th | Liz Mathis | Dem | Molly Donahue | Dem |
| 39th | | | Liz Bennett | Dem |
| 40th | Todd Taylor | Dem | Todd Taylor | Dem |
| 41st | | | Kerry Gruenhagen | Rep |
| 42nd | | | Charlie McClintock | Rep |
| 43rd | Zach Wahls | Dem | Zach Wahls | Dem |
| 44th | Adrian Dickey | Rep | Adrian Dickey | Rep |
| 44th | Tim Goodwin | Rep | Adrian Dickey | Rep |
| 45th | Jim Lykam | Dem | Janice Weiner | Dem |
| 46th | Kevin Kinney | Dem | Dawn Driscoll | Rep |
| 46th | Dawn Driscoll | Rep | Dawn Driscoll | Rep |
| 47th | Roby Smith | Rep | Scott Webster | Rep |
| 49th | Chris Cournoyer | Rep | Cindy Winckler | Dem |
Source:

### Closest races

Seats where the margin of victory was under 10%:
* State Senate district 21, 1.92%
* State Senate district 14, 2.98%
* State Senate district 46, 8.0%
* State Senate district 40, 9.32%

## Detailed results

* Note: If a district does not list a primary, then that district did not have a competitive primary (i.e., there may have only been one candidate file for that district).

### District 1

Iowa Senate, District 1 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Jackie Smith (incumbent) | 1,554 | 100.00% |
| Total votes | Total votes | Total votes | 1,554 | 100.00% |
Iowa Senate, District 1 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Rocky De Witt | 2,214 | 100.00% |
| Total votes | Total votes | Total votes | 2,214 | 100.00% |
Iowa Senate, District 1 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Rocky De Witt | 7,700 | 55.06% |
| | Democratic | Jackie Smith (incumbent) | 6,256 | 44.73% |
| | Write-in | Write-in | 30 | 0.21% |
| Total votes | Total votes | Total votes | 13,986 | 100.00% |
| | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic |

### District 3

Iowa Senate, District 3 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Lynn Evans | 3,540 | 64.82% |
| | Republican | Anthony LaBruna | 1,921 | 35.18% |
| Total votes | Total votes | Total votes | 5,461 | 100.00% |
Iowa Senate, District 3 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Lynn Evans | 17,609 | 99.14% |
| | Write-in | Write-in | 152 | 0.86% |
| Total votes | Total votes | Total votes | 17,761 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 4

Iowa Senate, District 4 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Tim Kraayenbrink (incumbent) | 3,939 | 100.00% |
| Total votes | Total votes | Total votes | 3,939 | 100.00% |
Iowa Senate, District 4 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Tim Kraayenbrink (incumbent) | 18,408 | 97.75% |
| | Write-in | Write-in | 424 | 2.25% |
| Total votes | Total votes | Total votes | 18,832 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 5

Iowa Senate, District 5 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Dave Rowley (incumbent) | 3,405 | 67.60% |
| | Republican | David D. Dow | 1,632 | 32.40% |
| Total votes | Total votes | Total votes | 5,037 | 100.00% |
Iowa Senate, District 5 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Dave Rowley (incumbent) | 22,597 | 98.54% |
| | Write-in | Write-in | 335 | 1.46% |
| Total votes | Total votes | Total votes | 22,932 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 6

Iowa Senate, District 6 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Jason Schultz (incumbent) | 3,811 | 100.00% |
| Total votes | Total votes | Total votes | 3,811 | 100.00% |
Iowa Senate, District 6 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Jason Schultz (incumbent) | 17,509 | 82.90% |
| | Libertarian | David Davis | 3,549 | 16.80% |
| | Write-in | Write-in | 62 | 0.29% |
| Total votes | Total votes | Total votes | 21,120 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 7

* Democratic senator Jackie Smith was redistricted from District 7 to 1. No Democratic candidate filed in District 7; therefore, the district was an automatic gain for Republicans.
Iowa Senate, District 7 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Kevin Alons | 4,271 | 100.00% |
| Total votes | Total votes | Total votes | 4,271 | 100.00% |
Iowa Senate, District 7 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Kevin Alons | 18,470 | 97.99% |
| | Write-in | Write-in | 379 | 2.01% |
| Total votes | Total votes | Total votes | 18,849 | 100.00% |
| | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic |

### District 9

Iowa Senate, District 9 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Tom Shipley (incumbent) | 6,537 | 100.00% |
| Total votes | Total votes | Total votes | 6,537 | 100.00% |
Iowa Senate, District 9 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Tom Shipley (incumbent) | 18,106 | 76.85% |
| | Democratic | Tripp Narup | 5,436 | 23.07% |
| | Write-in | Write-in | 17 | 0.07% |
| Total votes | Total votes | Total votes | 23,559 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 11

Iowa Senate, District 11 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Julian B. Garrett (incumbent) | 3,943 | 100.00% |
| Total votes | Total votes | Total votes | 3,943 | 100.00% |
Iowa Senate, District 11 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Lisa Fleishman | 2,776 | 100.00% |
| Total votes | Total votes | Total votes | 2,776 | 100.00% |
Iowa Senate, District 11 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Julian B. Garrett (incumbent) | 16,941 | 61.59% |
| | Democratic | Lisa Fleishman | 10,542 | 38.32% |
| | Write-in | Write-in | 25 | 0.09% |
| Total votes | Total votes | Total votes | 27,508 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 13

Iowa Senate, District 13 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Cherielynn Westrich | 4,061 | 100.00% |
| Total votes | Total votes | Total votes | 4,061 | 100.00% |
Iowa Senate, District 13 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Matt Greiner | 2,182 | 100.00% |
| Total votes | Total votes | Total votes | 2,182 | 100.00% |
Iowa Senate, District 13 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Cherielynn Westrich | 13,336 | 64.89% |
| | Democratic | Matt Greiner | 7,207 | 35.07% |
| | Write-in | Write-in | 10 | 0.05% |
| Total votes | Total votes | Total votes | 20,553 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 14

Iowa Senate, District 14 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Jake Chapman (incumbent) | 3,088 | 100.00% |
| Total votes | Total votes | Total votes | 3,088 | 100.00% |
Iowa Senate, District 14 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Sarah Trone Garriott (incumbent) | 3,223 | 100.00% |
| Total votes | Total votes | Total votes | 3,223 | 100.00% |
Iowa Senate, District 14 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Sarah Trone Garriott (incumbent) | 15,095 | 51.44% |
| | Republican | Jake Chapman (incumbent) | 14,222 | 48.46% |
| | Write-in | Write-in | 29 | 0.10% |
| Total votes | Total votes | Total votes | 29,346 | 100.00% |
| | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican |

### District 15

* Republican state senator Zach Nunn decided to run for the US House of Representatives in Iowa's 3rd congressional district instead of re-election in this district in the Iowa State Senate. No Republican candidate filed in District 15; therefore, the district was an automatic gain for Democrats.
Iowa Senate, District 15 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Tony Bisignano (incumbent) | 3,697 | 100.00% |
| Total votes | Total votes | Total votes | 3,697 | 100.00% |
Iowa Senate, District 15 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Tony Bisignano (incumbent) | 12,074 | 100.25% |
| | Write-in | Write-in | 598 | 4.72% |
| Total votes | Total votes | Total votes | 12,672 | 100.00% |
| | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican |

### District 16

Iowa Senate, District 16 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Claire Celsi (incumbent) | 5,307 | 100.00% |
| Total votes | Total votes | Total votes | 5,307 | 100.00% |
Iowa Senate, District 16 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Bradley D. Price | 1,576 | 50.40% |
| | Republican | Shad Clayton | 1,551 | 49.60% |
| Total votes | Total votes | Total votes | 3,127 | 100.00% |
Iowa Senate, District 16 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Claire Celsi (incumbent) | 16,263 | 58.22% |
| | Republican | Bradley D. Price | 11,692 | 41.78% |
| | Write-in | Write-in | 28 | 0.10% |
| Total votes | Total votes | Total votes | 27,983 | 100.00% |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### District 17

Iowa Senate, District 17 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Izaah Knox | 2,726 | 67.11% |
| | Democratic | Grace Van Cleave | 1,336 | 32.89% |
| Total votes | Total votes | Total votes | 4,062 | 100.00% |
Iowa Senate, District 17 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Izaah Knox | 10,286 | 76.56% |
| | Libertarian | ToyA S. Johnson | 1,690 | 12.58% |
| | Independent | Alejandro Murguia-Ortiz | 1,297 | 9.65% |
| | Write-in | Write-in | 162 | 1.21% |
| Total votes | Total votes | Total votes | 13,435 | 100.00% |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### District 19

Iowa Senate, District 19 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Ken Rozenboom (incumbent) | 5,429 | 100.00% |
| Total votes | Total votes | Total votes | 5,429 | 100.00% |
Iowa Senate, District 19 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Tyler Stewart | 2,461 | 100.00% |
| Total votes | Total votes | Total votes | 2,461 | 100.00% |
Iowa Senate, District 19 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Ken Rozenboom (incumbent) | 18,118 | 68.58% |
| | Democratic | Tyler Stewart | 8,283 | 31.35% |
| | Write-in | Write-in | 18 | 0.07% |
| Total votes | Total votes | Total votes | 26,419 | 100.00% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 21

Iowa Senate, District 21 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Todd Brady | 3,400 | 100.00% |
| Total votes | Total votes | Total votes | 3,400 | 100.00% |
Iowa Senate, District 21 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Mike Bousselot | 3,307 | 100.00% |
| Total votes | Total votes | Total votes | 3,307 | 100.00% |
Iowa Senate, District 21 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Mike Bousselot | 14,896 | 50.92% |
| | Democratic | Todd Brady | 14,336 | 49.00% |
| | Write-in | Write-in | 24 | 0.08% |
| Total votes | Total votes | Total votes | 29,256 | 100.0% |
| | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic |

### District 23

Iowa Senate, District 23 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Matt Pries | 2,692 | 100.00% |
| Total votes | Total votes | Total votes | 2,692 | 100.00% |
Iowa Senate, District 23 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Jack Whitver (incumbent) | 3,629 | 100.00% |
| Total votes | Total votes | Total votes | 3,629 | 100.00% |
Iowa Senate, District 23 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Jack Whitver (incumbent) | 17,276 | 58.64% |
| | Democratic | Matt Pries | 12,159 | 41.27% |
| | Write-in | Write-in | 26 | 0.08% |
| Total votes | Total votes | Total votes | 29,461 | 100.0% |
| | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic |

### District 25

* Republican senator Annette Sweeney was redistricted from District 25 to 27. No Republican candidate filed in District 25; therefore, the district was an automatic gain for Democrats.
Iowa Senate, District 25 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Herman C. Quirmbach (incumbent) | 3,727 | 100.00% |
| Total votes | Total votes | Total votes | 3,727 | 100.00% |
Iowa Senate, District 25 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Herman C. Quirmbach (incumbent) | 14,258 | 75.69% |
| | Libertarian | Jordan Taylor | 4,451 | 23.63% |
| | Write-in | Write-in | 129 | 0.68% |
| Total votes | Total votes | Total votes | 18,838 | 100.0% |
| | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican |

### District 27

Iowa Senate, District 27 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Sam Cox | 2,411 | 100.00% |
| Total votes | Total votes | Total votes | 2,411 | 100.00% |
Iowa Senate, District 27 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Annette Sweeney (incumbent) | 4,842 | 100.00% |
| Total votes | Total votes | Total votes | 4,842 | 100.00% |
Iowa Senate, District 27 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Annette Sweeney (incumbent) | 16,896 | 66.63% |
| | Democratic | Sam Cox | 8,429 | 33.24% |
| | Write-in | Write-in | 34 | 0.13% |
| Total votes | Total votes | Total votes | 25,359 | 100.0% |
| | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic |

### District 29

Iowa Senate, District 29 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Sandy Salmon | 4,191 | 100.00% |
| Total votes | Total votes | Total votes | 4,191 | 100.00% |
Iowa Senate, District 29 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Sandy Salmon | 17,235 | 65.40% |
| | Democratic | Jenn Wolff | 9,101 | 34.53% |
| | Write-in | Write-in | 17 | 0.06% |
| Total votes | Total votes | Total votes | 26,353 | 100.0% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 30

Iowa Senate, District 30 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Whitney Mixdorf | 2,360 | 100.00% |
| Total votes | Total votes | Total votes | 2,360 | 100.00% |
Iowa Senate, District 30 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Waylon Brown (incumbent) | 4,333 | 100.00% |
| Total votes | Total votes | Total votes | 4,333 | 100.00% |
Iowa Senate, District 30 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Waylon Brown (incumbent) | 15,288 | 60.23% |
| | Democratic | Whitney Mixdorf | 10,082 | 39.72% |
| | Write-in | Write-in | 12 | 60.23% |
| Total votes | Total votes | Total votes | 25,382 | 100.0% |
| | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic |

### District 31

Iowa Senate, District 31 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | William "Bill" Dotzler (incumbent) | 2,831 | 100.00% |
| Total votes | Total votes | Total votes | 2,831 | 100.00% |
Iowa Senate, District 31 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | William "Bill" Dotzler (incumbent) | 13,282 | 96.93% |
| | Write-in | Write-in | 420 | 3.07% |
| Total votes | Total votes | Total votes | 13,702 | 100.0% |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### District 33

Iowa Senate, District 33 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Matt Robinson | 2,442 | 100.00% |
| Total votes | Total votes | Total votes | 2,442 | 100.00% |
Iowa Senate, District 33 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Carrie Koelker (incumbent) | 3,806 | 100.00% |
| Total votes | Total votes | Total votes | 3,806 | 100.00% |
Iowa Senate, District 33 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Carrie Koelker (incumbent) | 17,764 | 65.82% |
| | Democratic | Matt Robinson | 9,213 | 34.14% |
| | Write-in | Write-in | 10 | 0.04% |
| Total votes | Total votes | Total votes | 26,987 | 100.0% |
| | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic |

### District 35

Iowa Senate, District 35 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Joe Brown | 2,021 | 100.00% |
| Total votes | Total votes | Total votes | 2,021 | 100.00% |
Iowa Senate, District 35 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Chris Cournoyer (incumbent) | 3,210 | 100.00% |
| Total votes | Total votes | Total votes | 3,210 | 100.00% |
Iowa Senate, District 35 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Chris Cournoyer (incumbent) | 14,252 | 59.76% |
| | Democratic | Joe Brown | 9,292 | 38.96% |
| | Write-in | Write-in | 6 | 0.03% |
| Total votes | Total votes | Total votes | 23,850 | 100.0% |
| | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic | Republican gain from Democratic |

### District 37

Iowa Senate, District 37 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Molly Donahue | 2,351 | 51.57% |
| | Democratic | Austin Frerick | 2,208 | 48.43% |
| Total votes | Total votes | Total votes | 4,559 | 100.00% |
Iowa Senate, District 37 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Molly Donahue | 15,038 | 55.99% |
| | Republican | Kurt Alan Bendixen | 11,797 | 43.93% |
| | Write-in | Write-in | 22 | 0.08% |
| Total votes | Total votes | Total votes | 26,857 | 100.0% |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### District 39

Iowa Senate, District 39 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Liz Bennett | 3,214 | 73.05% |
| | Democratic | Joseph Zahorik | 1,186 | 26.95% |
| Total votes | Total votes | Total votes | 4,400 | 100.00% |
Iowa Senate, District 39 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Edward Bernie Hayes | 1,430 | 100.00% |
| Total votes | Total votes | Total votes | 1,430 | 100.00% |
Iowa Senate, District 39 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Liz Bennett | 13,257 | 64.79% |
| | Republican | Edward Bernie Hayes | 7,190 | 35.14% |
| | Write-in | Write-in | 15 | 0.07% |
| Total votes | Total votes | Total votes | 20,462 | 100.0% |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### District 40

Iowa Senate, District 40 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Kris G. Gulick | 2,359 | 100.00% |
| Total votes | Total votes | Total votes | 2,359 | 100.00% |
Iowa Senate, District 40 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Todd Taylor (incumbent) | 3,957 | 100.00% |
| Total votes | Total votes | Total votes | 3,957 | 100.00% |
Iowa Senate, District 40 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Todd Taylor (incumbent) | 14,078 | 54.61% |
| | Republican | Kris G. Gulick | 11,674 | 45.29% |
| | Write-in | Write-in | 25 | 0.10% |
| Total votes | Total votes | Total votes | 25,777 | 100.0% |
| | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican |

### District 41

Iowa Senate, District 41 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Kerry Gruenhagen | 2,068 | 59.00% |
| | Republican | Alan Weets | 1,437 | 41.00% |
| Total votes | Total votes | Total votes | 3,505 | 100.00% |
Iowa Senate, District 41 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Deb VanderGaast | 1,739 | 74.16% |
| | Democratic | Nikole Tutton | 606 | 25.84% |
| Total votes | Total votes | Total votes | 2,345 | 100.00% |
Iowa Senate, District 41 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Kerry Gruenhagen | 13,179 | 58.12% |
| | Democratic | Deb VanderGaast | 9,480 | 41.77% |
| | Write-in | Write-in | 15 | 0.11% |
| Total votes | Total votes | Total votes | 22,674 | 100.0% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 42

Iowa Senate, District 42 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Charlie McClintock | 1,518 | 40.66% |
| | Republican | Colman Silbernagel | 1,516 | 40.61% |
| | Republican | Justin Wasson | 699 | 18.72% |
| Total votes | Total votes | Total votes | 3,733 | 100.00% |
Iowa Senate, District 42 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Jessica Wiskus | 2,823 | 100.00% |
| Total votes | Total votes | Total votes | 2,823 | 100.00% |
Iowa Senate, District 42 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Charlie McClintock | 17,420 | 58.84% |
| | Democratic | Jessica Wiskus | 11,222 | 37.90% |
| | Independent | Bruce Gardner | 954 | 3.22% |
| | Write-in | Write-in | 12 | 0.04% |
| Total votes | Total votes | Total votes | 29,608 | 100.0% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 43

Iowa Senate, District 43 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Zach Wahls (incumbent) | 5,409 | 100.00% |
| Total votes | Total votes | Total votes | 5,409 | 100.00% |
Iowa Senate, District 43 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Zach Wahls (incumbent) | 21,146 | 97.46% |
| | Write-in | Write-in | 552 | 2.54% |
| Total votes | Total votes | Total votes | 21,698 | 100.0% |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### District 44

Iowa Senate, District 44 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Adrian Dickey (incumbent) | 5,362 | 100.00% |
| Total votes | Total votes | Total votes | 5,362 | 100.00% |
Iowa Senate, District 44 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Adrian Dickey (incumbent) | 15,318 | 66.49% |
| | Democratic | Rich Taylor | 7,699 | 33.42% |
| | Write-in | Write-in | 22 | 0.10% |
| Total votes | Total votes | Total votes | 23,039 | 100.0% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 45

Iowa Senate, District 45 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Janice Weiner | 6,297 | 86.11% |
| | Democratic | John Raley | 1,016 | 13.89% |
| Total votes | Total votes | Total votes | 7,313 | 100.00% |
Iowa Senate, District 45 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Janice Weiner | 20,273 | 81.98% |
| | Republican | Harold Weilbrenner | 4,428 | 17.91% |
| | Write-in | Write-in | 27 | 0.11% |
| Total votes | Total votes | Total votes | 24,728 | 100.0% |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

### District 46

Iowa Senate, District 46 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Dawn Driscoll (incumbent) | 4,620 | 100.00% |
| Total votes | Total votes | Total votes | 4,620 | 100.00% |
Iowa Senate, District 46 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Kevin Kinney (incumbent) | 2,911 | 100.00% |
| Total votes | Total votes | Total votes | 2,911 | 100.00% |
Iowa Senate, District 46 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Dawn Driscoll (incumbent) | 14,800 | 53.79% |
| | Democratic | Kevin Kinney (incumbent) | 12,695 | 46.14% |
| | Write-in | Write-in | 18 | 0.07% |
| Total votes | Total votes | Total votes | 27,513 | 100.0% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 47

Iowa Senate, District 47 Republican primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Scott Webster | 2,580 | 71.99% |
| | Republican | Barry A. Long | 1,004 | 28.01% |
| Total votes | Total votes | Total votes | 3,584 | 100.00% |
Iowa Senate, District 47 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Mary Kathleen Figaro | 2,765 | 100.00% |
| Total votes | Total votes | Total votes | 2,765 | 100.00% |
Iowa Senate, District 47 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Republican | Scott Webster | 15,568 | 56.12% |
| | Democratic | Mary Kathleen Figaro | 12,151 | 43.80% |
| | Write-in | Write-in | 23 | 0.08% |
| Total votes | Total votes | Total votes | 27,742 | 100.0% |
| | Republican hold | Republican hold | Republican hold | Republican hold |

### District 49

* Republican senator Chris Cournoyer was redistricted from District 49 to 35. No Republican candidate filed in District 49; therefore, the district was an automatic gain for Democrats.
Iowa Senate, District 49 Democratic primary election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Cindy Winckler | 2,473 | 100.00% |
| Total votes | Total votes | Total votes | 2,473 | 100.00% |
Iowa Senate, District 49 general election, 2022 :
| Party | Party | Candidate | Votes | % |
| | Democratic | Cindy Winckler | 12,062 | 93.30% |
| | Write-in | Write-in | 866 | 6.70% |
| Total votes | Total votes | Total votes | 12,928 | 100.0% |
| | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican | Democratic gain from Republican |
* 1 2 3 Redistricted from district 7 to 1.
* 1 2 Redistricted from district 5 to 4.
* 1 2 Redistricted from district 1 to 5.
* 1 2 Redistricted from district 9 to 6.
* 1 2 Redistricted from district 11 to 9.
* 1 2 Redistricted from district 13 to 11.
* 1 2 Redistricted from district 10 to 14.
* 1 2 Redistricted from district 22 to 14.
* 1 2 Redistricted from district 17 to 15.
* 1 2 Redistricted from district 21 to 16.
* 1 2 Redistricted from district 40 to 19.
* 1 2 Redistricted from district 19 to 23.
* 1 2 3 Redistricted from district 25 to 27.
* 1 2 Redistricted from district 23 to 25.
* 1 2 Redistricted from district 26 to 30.
* 1 2 Redistricted from district 29 to 33.
* 1 2 3 Redistricted from district 49 to 35.
* 1 2 Redistricted from district 35 to 40.
* 1 2 Redistricted from district 37 to 43.
* 1 2 Redistricted from district 41 to 44.
* 1 2 Redistricted from district 38 to 46.
* 1 2 Redistricted from district 39 to 46.