2018 United States Senate elections

Elections happened on November 6, 2018 to elect 35 class 1 members to the United States Senate. The winners were elected into a six-year term from January 3, 2019, to January 3, 2025. Two special senate elections were also held on the same day: one in Minnesota after Al Franken resigned and Mississippi after Thad Cochran resigned.

### Regular elections

- 2018 United States Senate election in Arizona
- 2018 United States Senate election in California
- 2018 United States Senate election in Delaware
- 2018 United States Senate election in Florida
- 2018 United States Senate election in Hawaii
- 2018 United States Senate election in Indiana
- 2018 United States Senate election in Maine
- 2018 United States Senate election in Massachusetts
- 2018 United States Senate election in Michigan
- 2018 United States Senate election in Minnesota
- 2018 United States Senate election in Mississippi
- 2018 United States Senate election in Montana
- 2018 United States Senate election in Nebraska
- 2018 United States Senate election in New Jersey
- 2018 United States Senate election in New Mexico
- 2018 United States Senate election in New York
- 2018 United States Senate election in North Dakota
- 2018 United States Senate election in Ohio
- 2020 United States Senate election in Oregon
- 2018 United States Senate election in Pennsylvania
- 2018 United States Senate election in Rhode Island
- 2018 United States Senate election in Tennessee
- 2018 United States Senate election in Texas
- 2018 United States Senate election in Utah
- 2018 United States Senate election in Virginia
- 2018 United States Senate election in Washington
- 2018 United States Senate election in West Virginia
- 2018 United States Senate election in Wisconsin
- 2018 United States Senate election in Wyoming

### Special elections

- 2018 United States Senate special election in Minnesota
- 2018 United States Senate special election in Mississippi

## Infobox (election)

- **election name**: 2018 United States Senate elections
- **country**: United States
- **flag year**: 1960
- **type**: legislative
- **ongoing**: no
- **previous election**: 2016 United States Senate elections
- **previous year**: 2016
- **election date**: November 6, 2018

- **next election**: 2020 United States Senate elections
- **next year**: 2020
- **seats for election**: 35 of the 100 seats in the United States Senate
- **majority seats**: 51
- **image size**: 160x180px
- **1blank**: Seats up
- **2blank**: Races won
- **party1**: Republican Party (US)
- **image1**: Mitch McConnell portrait 2016.jpg
- **leader1**: Mitch McConnell
- **leader since1**: January 3, 2007
- **leaders seat1**: List of United States senators from Kentucky, Kentucky
- **seats before1**: **51**
- **seats after1**: **53**
- **seat change1**: 2
- **popular vote1**: 34,687,875
- **percentage1**: 38.7%
- **swing1**: 3.5%
- **1data1**: 9
- **2data1**: 11
- **party2**: Democratic Party (US)
- **image2**: Chuck Schumer official photo (cropped).jpg
- **leader2**: Chuck Schumer
- **leader since2**: January 3, 2017
- **leaders seat2**: List of United States senators from New York, New York
- **seats before2**: 47
- **seats after2**: 45
- **seat change2**: 2
- **popular vote2**: **52,224,867**
- **percentage2**: **58.2%**
- **swing2**: 5.2%
- **1data2**: **24**
- **2data2**: **22**
- **party4**: Independent (US)
- **seats before4**: 2
- **seats after4**: 2
- **popular vote4**: 808,370
- **percentage4**: 0.9%
- **swing4**: 0.3%
- **1data4**: 2
- **2data4**: 2
- **map size**: 320px
- **map caption**: **Results of the elections:**

<hr/>_Rectangular inset (#Minnesota, Minn. & #Mississippi, Miss.): both seats up for election_
- **title**: Majority Leader of the United States Senate, Majority Leader
- **before election**: Mitch McConnell
- **before party**: Republican Party (US)
- **after election**: Mitch McConnell
- **after party**: Republican Party (US)