# 2018 Utah Senate election

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The 2018 Utah Senate election was held on November 6, 2018. Fourteen Senate seats were up for election. Prior to the election, the Republicans held a majority.

## Overview

| Affiliation | Affiliation | Candidates | Votes | Vote % | Seats won | Seats after |
| | Republican | 15 | 306,354 | 57.29% | 10 (1) | 23 |
| | Democratic | 13 | 216,893 | 40.56% | 4 (1) | 6 |
| | United Utah | 3 | 5,421 | 1.01% | 0 | |
| | Independent American | 1 | 2,738 | 0.51% | 0 | |
| | Libertarian | 1 | 2,095 | 0.39% | 0 | |
| | Green | 1 | 1,225 | 0.23% | 0 | |
| Total | Total | 32 | 534,726 | 100.0% | 14 | 29 |

## Close races

| District | Winner | Margin |
| District 8 | Democratic (flip) | 14.17% |
| District 12 | Republican | 5.22% |

## Predictions

| Source | Ranking | As of |
| Governing | Safe R | October 8, 2018 |

## Results

The election took place on November 6, 2018.
| District | Party | Incumbent | Status | Party | Candidate | Votes | % |
| 2 | Democratic | Jim Dabakis | Ran for mayor of Salt Lake City | Democratic | Derek Kitchen | 32,930 | 76.65% |
| 2 | Democratic | Jim Dabakis | Ran for mayor of Salt Lake City | Republican | Chase Winder | 10,030 | 23.35% |
| 3 | Democratic | Gene Davis | Re-elected | Democratic | Gene Davis | 22,362 | 70.04% |
| 3 | Democratic | Gene Davis | Re-elected | Republican | Jeremy D. Egan | 9,566 | 29.96% |
| 4 | Democratic | Jani Iwamoto | Re-elected | Democratic | Jani Iwamoto | 34,651 | 67.09% |
| 4 | Democratic | Jani Iwamoto | Re-elected | Republican | Alan Monsen | 17,000 | 32.91% |
| 5 | Democratic | Karen Mayne | Re-elected | Democratic | Karen Mayne | 17,129 | 68.67% |
| 5 | Democratic | Karen Mayne | Re-elected | Republican | Kimdyl Allen | 7,814 | 31.33% |
| 8 | Republican | Brian Zehnder | Defeated | Democratic | Kathleen Riebe | 23,221 | 55.82% |
| 8 | Republican | Brian Zehnder | Defeated | Republican | Brian Zehnder | 17,328 | 41.65% |
| 8 | Republican | Brian Zehnder | Defeated | United Utah | John Jackson | 1,053 | 2.53% |
| 9 | Republican | Wayne Niederhauser | Retired | Republican | Kirk A. Cullimore Jr. | 24,410 | 65.89% |
| 9 | Republican | Wayne Niederhauser | Retired | Democratic | Alexander Castagno | 12,639 | 34.11% |
| 11 | Republican | Dan McCay | Re-elected | Republican | Dan McCay | 27,995 | 67.75% |
| 11 | Republican | Dan McCay | Re-elected | Democratic | Christian Burridge | 13,327 | 32.25% |
| 12 | Republican | Daniel Thatcher | Re-elected | Republican | Daniel Thatcher | 13,835 | 50.38% |
| 12 | Republican | Daniel Thatcher | Re-elected | Democratic | Clare Collard | 12,400 | 45.16% |
| 12 | Republican | Daniel Thatcher | Re-elected | Green | Abrian B. Velarde | 1,225 | 4.46% |
| 15 | Republican | Keith Grover | Re-elected | Republican | Keith Grover | 20,010 | 76.45% |
| 15 | Republican | Keith Grover | Re-elected | United Utah | Lee D. Houghton | 3,425 | 13.09% |
| 15 | Republican | Keith Grover | Re-elected | Independent American | Tommy Williams | 2,738 | 10.46% |
| 17 | Republican | Scott Sandall | Re-elected | Republican | Scott Sandall | 28,471 | 77.83% |
| 17 | Republican | Scott Sandall | Re-elected | Democratic | Michael A. Keil | 8,110 | 22.17% |
| 18 | Republican | Ann Millner | Re-elected | Republican | Ann Millner | 20,278 | 63.64% |
| 18 | Republican | Ann Millner | Re-elected | Democratic | Jason Yu | 9,489 | 29.78% |
| 18 | Republican | Ann Millner | Re-elected | Libertarian | Kevin L. Bryan | 2,095 | 6.58% |
| 21 | Republican | Jerry W. Stevenson | Re-elected | Republican | Jerry W. Stevenson | 23,889 | 71.69% |
| 21 | Republican | Jerry W. Stevenson | Re-elected | Democratic | Jake Penrod | 9,435 | 28.31% |
| 22 | Republican | Stuart Adams | Re-elected | Republican | Stuart Adams | 32,765 | 100% |
| 26 | Republican | Kevin T. VanTassell | Retired | Republican | Ronald Winterton | 24,727 | 62.71% |
| 26 | Republican | Kevin T. VanTassell | Retired | Democratic | Eileen Gallagher | 13,758 | 34.89% |
| 26 | Republican | Kevin T. VanTassell | Retired | United Utah | Cathy Callow-Heusser | 943 | 2.39% |
| 28 | Republican | Evan Vickers | Re-elected | Republican | Evan Vickers | 28,236 | 79.14% |
| 28 | Republican | Evan Vickers | Re-elected | Democratic | Mark Chambers | 7,442 | 20.86% |