United States Senate elections, 2026

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2026 U.S. Senate Elections

Election Date
November 3, 2026

U.S. Senate Elections by State
AlabamaAlaskaArkansasColoradoDelawareGeorgiaIdahoIllinoisIowaKansasKentuckyLouisianaMaineMassachusettsMichiganMinnesotaMississippiMontanaNebraskaNew HampshireNew JerseyNew MexicoNorth CarolinaOklahomaOregonRhode IslandSouth CarolinaSouth DakotaTennesseeTexasVirginiaWest VirginiaWyoming

U.S. House Elections

Elections to the U.S. Senate will be held on November 3, 2026, and 33 of the 100 seats are up for regular election. Special elections may be held to fill vacancies that occur in the 119th Congress.

As of December 2024, there were 13 seats held by Democrats and 20 seats held by Republicans up for election in 2026. President Donald Trump (R) won 21 of the states holding Senate elections in 2026 in the 2024 presidential election and former Vice President Kamala Harris (D) won 12. In 2026, Democrats will be defending two states that Trump won in 2024: Georgia and Michigan. Republicans will be defending one seat in a state Harris won: Maine.

Of the 20 Republican-held seats, four were last decided in 2020 by a margin of less than 10 percentage points: Iowa (6.6), Maine (8.6), North Carolina (1.8), and Texas (9.6). Of the 13 Democrat-held seats, five were decided by a margin of less than 10 percentage points: Colorado (9.3), Georgia (1.2), Michigan (1.7), Minnesota (5.3), and New Mexico (6.1).

Those elected to the U.S. Senate in the 33 regular elections on November 3, 2026, will begin their six-year terms on January 3, 2027.


Partisan balance

Republicans won a 53-47[1] majority as a result of the 2024 elections. As a result of the elections, Republicans gained four seats in Montana, Ohio, Pennsylvania, and West Virginia. Democrats gained one seat in Arizona. Democrats held a 50-49 majority in the U.S. Senate heading into the 2024 elections.[2]


U.S. Senate Partisan Breakdown
Party As of November 5, 2024 After the 2024 Election
     Democratic Party
47[3]
45[4]
     Republican Party
49
53
     Independent
4[3]
2[4]
Total
100
100


The chart below shows historical partisan breakdown information for the chamber.


The chart below shows historical partisan breakdown information for the chamber.



Seats up for election

There are 33 U.S. Senate seats up for regular election in 2026—13 seats held by Democrats and 20 held by Republicans as of July 2023.

The map below shows what seats are up for election and the current incumbent in each race.


Table last updated: July 25, 2023

2026 Senate elections
State Pre-election
incumbent
Year first elected 2020
margin of victory
(percentage points)
Alabama Republican Party Tommy Tuberville 2020 20.4
Alaska Republican Party Daniel S. Sullivan 2014 12.7
Arkansas Republican Party Tom Cotton 2014 33.1
Colorado Democratic Party John Hickenlooper 2020 9.3
Delaware Democratic Party Chris Coons 2010 21.5
Georgia Democratic Party Jon Ossoff 2020 1.2
Idaho Republican Party Jim Risch 2008 29.4
Illinois Democratic Party Dick Durbin 1996 16.1
Iowa Republican Party Joni Ernst 2014 6.6
Kansas Republican Party Roger Marshall 2020 11.4
Kentucky Republican Party Mitch McConnell 1984 19.5
Louisiana Republican Party Bill Cassidy 2014 40.3
Maine Republican Party Susan Collins 1996 8.6
Massachusetts Democratic Party Edward Markey 2013 33.1
Michigan Democratic Party Gary Peters 2014 1.7
Minnesota Democratic Party Tina Smith 2018 5.3
Mississippi Republican Party Cindy Hyde-Smith 2018 10.0
Montana Republican Party Steve Daines 2014 10.0
Nebraska Republican Party Pete Ricketts Appointed N/A
New Hampshire Democratic Party Jeanne Shaheen 2008 15.7
New Jersey Democratic Party Cory Booker 2013 16.3
New Mexico Democratic Party Ben Ray Luján 2020 6.1
North Carolina Republican Party Thom Tillis 2014 1.8
Oklahoma Republican Party Markwayne Mullin 2022 (special election) N/A
Oregon Democratic Party Jeff Merkley 2008 17.6
Rhode Island Democratic Party Jack Reed 1996 33.1
South Carolina Republican Party Lindsey Graham 2002 10.3
South Dakota Republican Party Mike Rounds 2014 31.5
Tennessee Republican Party Bill Hagerty 2020 27.0
Texas Republican Party John Cornyn 2002 9.6
Virginia Democratic Party Mark Warner 2008 12.1
West Virginia Republican Party Shelley Moore Capito 2014 43.3
Wyoming Republican Party Cynthia Lummis 2020 46.1

Seats that changed party hands in 2020

See also: United States Senate elections, 2020

In 2020—the last time these 33 seats were up for regular election—five seats changed party hands. Democrats picked up four seats and Republicans picked up one seat.

Senate seats that changed party hands, 2020
State Pre-election incumbent 2020 winner Margin of victory (percentage points)
Alabama Democratic Party Doug Jones Republican Party Tommy Tuberville 20.4
Arizona (special) Republican Party Martha McSally Democratic Party Mark Kelly 2.4
Colorado Republican Party Cory Gardner Democratic Party John Hickenlooper 9.3
Georgia Republican Party David Perdue Democratic Party Jon Ossoff 1.2
Georgia (special) Republican Party Kelly Loeffler Democratic Party Raphael Warnock 2.0


List of candidates

The table below contains a list of all candidates for the U.S. Senate in 2026. The table is fully searchable by candidate, party and candidacy status. Depending on the size of your screen, you'll either see a menu to the left of the table or an arrow at the top right corner, which you can use to select a state.

Alabama Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared General
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Alaska Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared Round 1
Democratic
Candidacy Declared Round 1
Independent
Candidacy Declared Round 1

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Arkansas Senate Candidates - 2026
candidatepartyofficestatus
Tom Cotton
Tom Cotton Incumbent
Republican
Candidacy Declared General
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Colorado Senate Candidates - 2026
candidatepartyofficestatus
Democratic
Candidacy Declared General
Democratic
Candidacy Declared General
Independent
Candidacy Declared General
Independent
Candidacy Declared General
Unaffiliated
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Delaware Senate Candidates - 2026
candidatepartyofficestatus
Chris Coons
Chris Coons Incumbent
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Georgia Senate Candidates - 2026
candidatepartyofficestatus
Jon Ossoff
Jon Ossoff Incumbent
Democratic
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Independent
Candidacy Declared General
Independent
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Idaho Senate Candidates - 2026
candidatepartyofficestatus
Jim Risch
Jim Risch Incumbent
Republican
Candidacy Declared General
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Illinois Senate Candidates - 2026
candidatepartyofficestatus
Dick Durbin
Dick Durbin Incumbent
Democratic
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Independent
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Iowa Senate Candidates - 2026
candidatepartyofficestatus
Joni Ernst
Joni Ernst Incumbent
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Kansas Senate Candidates - 2026
candidatepartyofficestatus
Roger Marshall
Roger Marshall Incumbent
Republican
Candidacy Declared General
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Kentucky Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Democratic
Candidacy Declared General
Mitch McConnell
Mitch McConnell Incumbent
Republican
Withdrew General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Louisiana Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared Primary
Bill Cassidy
Bill Cassidy Incumbent
Republican
Candidacy Declared Primary
Republican
Candidacy Declared Primary
Republican
Candidacy Declared Primary
Republican
Candidacy Declared Primary

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Maine Senate Candidates - 2026
candidatepartyofficestatus
Susan Collins
Susan Collins Incumbent
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Independent
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Massachusetts Senate Candidates - 2026
candidatepartyofficestatus
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Michigan Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared General
Democratic
Candidacy Declared General
Gary Peters
Gary Peters Incumbent
Democratic
Withdrew General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Minnesota Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Democratic
Candidacy Declared General
Tina Smith
Tina Smith Incumbent
Democratic
Withdrew General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Mississippi Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared General
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Montana Senate Candidates - 2026
candidatepartyofficestatus
Steve Daines
Steve Daines Incumbent
Republican
Candidacy Declared General
Democratic
Candidacy Declared General
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Nebraska Senate Candidates - 2026
candidatepartyofficestatus
Pete Ricketts
Pete Ricketts Incumbent
Republican
Candidacy Declared General
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

New Hampshire Senate Candidates - 2026
candidatepartyofficestatus
Jeanne Shaheen
Jeanne Shaheen Incumbent
Democratic
Candidacy Declared General
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

New Jersey Senate Candidates - 2026
candidatepartyofficestatus
Cory Booker
Cory Booker Incumbent
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

New Mexico Senate Candidates - 2026
candidatepartyofficestatus
Ben Ray Luján
Ben Ray Luján Incumbent
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

North Carolina Senate Candidates - 2026
candidatepartyofficestatus
Thom Tillis
Thom Tillis Incumbent
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Oklahoma Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared General
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Oregon Senate Candidates - 2026
candidatepartyofficestatus
Jeff Merkley
Jeff Merkley Incumbent
Democratic
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Rhode Island Senate Candidates - 2026
candidatepartyofficestatus
Jack Reed
Jack Reed Incumbent
Democratic
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Independent
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

South Carolina Senate Candidates - 2026
candidatepartyofficestatus
Lindsey Graham
Lindsey Graham Incumbent
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Democratic
Candidacy Declared General
Democratic
Candidacy Declared General
Independent
Candidacy Declared General
Independent
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

South Dakota Senate Candidates - 2026
candidatepartyofficestatus
Mike Rounds
Mike Rounds Incumbent
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Tennessee Senate Candidates - 2026
candidatepartyofficestatus
Bill Hagerty
Bill Hagerty Incumbent
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Texas Senate Candidates - 2026
candidatepartyofficestatus
John Cornyn
John Cornyn Incumbent
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Virginia Senate Candidates - 2026
candidatepartyofficestatus
Mark Warner
Mark Warner Incumbent
Democratic
Candidacy Declared General
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

West Virginia Senate Candidates - 2026
candidatepartyofficestatus
Republican
Candidacy Declared General
Republican
Candidacy Declared General
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Wyoming Senate Candidates - 2026
candidatepartyofficestatus
Cynthia Lummis
Cynthia Lummis Incumbent
Republican
Candidacy Declared General

Candidate Connection = candidate completed the Ballotpedia Candidate Connection survey.

Incumbents not seeking re-election

Historical comparison

The following table includes figures on Democratic and Republican members of Congress who either left office during their term or announced that they would not seek re-election for each election year since 2012.

Outgoing members of Congress, 2012-2026
Year Chamber Democrats not seeking re-election Republicans not seeking re-election Total not seeking re-election Democrats leaving office early Republicans leaving office early Total leaving office early
2026
U.S. Senate 2 1 3 0 2 2
U.S. House 1 2 3 0 1 1
Total 3 2 6 0 3 3
2024
U.S. Senate 4 2 8[5] 1 1 2
U.S. House 24 21 45 4 6 10
Total 28 23 53 5 7 12
2022
U.S. Senate 1 5 6 1 1 2
U.S. House 31 18 49 6 8 14
Total 32 23 55 7 9 16
2020
U.S. Senate 1 3 4 0 1 1
U.S. House 9 26 36[6] 3 8 11
Total 10 29 40 3 9 12
2018
U.S. Senate 0 3 3 1 2 3
U.S. House 18 34 52 3 14 17
Total 18 37 55 4 16 20
2016
U.S. Senate 3 2 5 0 0 0
U.S. House 16 24 40 2 5 7
Total 19 26 45 2 5 7
2014
U.S. Senate 5 2 7 3 2 5
U.S. House 16 25 41 3 6 9
Total 21 27 48 6 8 14
2012
U.S. Senate 6 3 10[7] 0 0 0
U.S. House 23 20 43 4 1 5
Total 29 23 53 4 1 5


2024 elections

Republicans won control of the U.S. Senate, winning a 53-45 majority with two independents as a result of the November 5, 2024 elections.[8]

As a result of the elections, Republicans gained four seats in Montana, Ohio, Pennsylvania, and West Virginia. Democrats gained one seat in Arizona. This was a net change of +4 Republicans, -2 Democrats, and -2 independents.

Heading into the 2024 general election, Democrats had a 47-49 majority with four independents. Three of those independents caucused with the Democratic Party, and one other, Sen. Kyrsten Sinema counted towards the Democratic majority for committee purposes.

Thirty-four of 100 Senate seats were up for election. Thirty-three of those seats were up for regular election, and one[9] was up for a special election. Democrats were defending three Senate seats, in Montana, Ohio, and West Virginia, in states Donald Trump (R) won in the 2020 presidential election. Republicans were not defending any Senate seats in states Joe Biden (D) won in 2020.

Of the seats up for election in 2024, Democrats held 19, Republicans held 11, and independents held four. Eight members of the U.S. Senate did not run for re-election, more than in any year since 2012.

Ballotpedia identified 15 races (41.2%) as general election battlegrounds in 2024. Heading into the elections, Democrats held 11 of those seats, Republicans held three, and independents held one. Republicans won three seats previously held by Democrats in Montana, Ohio, and Pennsylvania and Democrats won the seat in Arizona, previously held by Kyrsten Sinema (I).

Ten seats were open because the incumbent did not run for re-election. Nine incumbents retired from public office and one incumbent ran for another office. Click here to learn more.

Ballotpedia does not include incumbents leaving office early in our analysis of incumbents not running for re-election. For more information about incumbents who left office early or announced resignations, click here.

Two special elections also took place on Nov. 5, 2024. One special election was held to fill the last two years of the six-year term that Sen. Ben Sasse (R-Neb.) was elected to in 2020.[10] The other special election was held to fill the rest of the six-year term that Dianne Feinstein (D-Calif.) was elected to in 2018. Feinstein died on Sept. 29, 2023. The Senate seat Feinstein held was also up for regular election on Nov. 5, 2024.[11] Ballotpedia identified 15 races as general election battlegrounds in 2024.

These battleground races were selected using the following criteria. For more information on our methodology, click here:

  • the results of the 2020 presidential election in each state,
  • whether the incumbent was seeking re-election,
  • whether the incumbent was serving his or her first term in the U.S. Senate, and
  • how the Cook Political Report, Sabato's Crystal Ball, and Inside Elections with Nathan Gonzales rated the race.

Important dates and deadlines

This section will provide important dates throughout the 2026 congressional election cycle, including filing deadlines and primaries when available.

Congressional approval rating

Ballotpedia's congressional approval polling average: 30% (February 27, 2025)

Results are updated daily at 9:30 a.m. EST and aggregated from the most recent polls from the sources listed in the methodology section below. Think we're missing something? Email us.


The congressional approval rating indicates public satisfaction in the job performance of the members of the United States Congress. It is the percentage of people polled who responded favorably toward the work of the U.S. Senate and House of Representatives.

See also

External links


Footnotes

  1. Two independents caucus with the Democrats for majority purposes
  2. Three independents caucused with the Democratic Party. Another independent, Sen. Kyrsten Sinema, counts toward the Democratic majority for committee purposes.
  3. 3.0 3.1 Three independents caucused with the Democratic Party. Another independent, Sen. Kyrsten Sinema, counted toward the Democratic majority for committee purposes.
  4. 4.0 4.1 Two independents caucus with the Democratic Party.
  5. Includes Sens. Kyrsten Sinema (I) and Joe Manchin (I), who did not seek re-election.
  6. Includes Rep. Justin Amash (L), who did not seek re-election.
  7. Figure includes Sen. Joe Lieberman (I-Conn.).
  8. Two independents-Sens. Angus King and Bernie Sanders-caucus with the Democratic Party.
  9. This number does not include the special election for a Senate seat in California, as that seat was also up for regular election.
  10. Siouxland News, "Nebraska's Ben Sasse resigning from US Senate," December 5, 2022
  11. Associated Press, "Sen. Dianne Feinstein of California, trailblazer and champion of liberal priorities, dies at age 90," September 29, 2023