United States Congress elections, 2026
Elections to theU.S. Congress will take place on November 3, 2026. All435 districts in theU.S. House of Representatives and33 seats in theU.S. Senate are up for election.Five of the Senate's sixnon-voting members are also up for election.
Heading into the 2026 general elections, Republicans control both chambers of Congress. They hold a 53–45 majority in the Senate, while two independents caucus with the Democrats, effectively giving the Democrats 47 votes for organizational purposes. In the House, Republicans have a 219-213 majority, with three vacancies.
As a result of the2024 general elections, Republicans won a 53-45 majority in the Senate, while two independents caucused with the Democrats, effectively giving the Democrats 47 votes for organizational purposes.[1] Before those elections, Democrats held a 47-49 majority, with four independents.[2] Three of those independents caucused with the Democratic Party, and one other counted towards the Democratic majority for committee purposes.[3] Democrats could not lose any seats and retain a majority in the chamber. Meanwhile, Republicans needed a net gain of two seats to take the majority. In the 2024 general elections, Republicans gained a net of four seats.
Looking ahead to the 2026 general elections, Democrats need to gain a net of four seats to win a majority in the Senate. Meanwhile, Republicans can lose no more than two seats to retain a majority in the chamber.
As a result of the2024 general elections, Republicans gained a 220-215 majority in the chamber. Before the elections, Republicans had a 219-213 majority with three vacancies — one resulting from the death of a Democratic member, one from a Democratic resignation, and one from a Republican resignation. Democrats needed to retain the two vacant seats and gain a net of four seats to win a majority. They retained control of both seats and gained a net of one seat. Republicans could only lose a net of three seats — including the vacant seat — and retain control of the chamber.
Looking ahead to the 2026 general elections, Democrats need to gain a net of three districts to win a majority in the House. Meanwhile, Republicans can lose no more than two districts and retain a majority in the House.
As of November 21, 2026,eight incumbent senators and38 incumbent representatives are not running for re-election in 2026.
Two special elections are also scheduled to take place on November 3, 2026. One special election will fill the last two years of the six-year term that Secretary of StateMarco Rubio (R-Fla.) was elected to in2022. The other special election will fill the last two years of the six-year term that Vice PresidentJ.D. Vance (R-Ohio) was elected to in2022.
Those elected to the U.S. Senate in the regularly scheduled elections on November 3, 2026, will begin their six-year terms on January 3, 2027. Additionally, those elected to the U.S. House in the regularly scheduled elections on November 3, 2026, will begin on the same date.
- Partisan breakdownThe partisan balance of Congress before and after the electionRead more
- U.S. SenateInformation about U.S. Senate electionsRead more
- U.S. HouseInformation about U.S. House electionsRead more
- Incumbents defeatedInformation about incumbents defeated in past electionsRead more
- Important dates and deadlinesA list of important dates and deadlines for the 2026 election cycleRead more
Partisan breakdown
Click the tabs below to view the current and historical partisan balance of each chamber of Congress.
| Partisan composition, U.S. Senate | ||
|---|---|---|
| 119th Congress | ||
| Party | Members | |
| Democratic | 45 | |
| Republican | 53 | |
| Independent | 2[4] | |
| Vacancies | 0 | |
| Total | 100 | |
U.S. Senate
- See also:United States Senate elections, 2026
Elections to theU.S. Senate will happen onNovember 3, 2026.Thirty-three of the 100 seats in the chamber are up for election and anothertwo seats are up forspecial election.
Of the 33 regularly scheduled general elections in 2026, Democrats control 13 and Republicans control 20.
As a result of the2024 general elections, Republicans won a 53-45 majority in the chamber. Additionally, two independents caucus with the Democrats. Heading into the 2024 general election, Democrats had a 47-49 majority with four independents. Three of those independents caucused with the Democrats, and one other counted towards the Democratic majority for committee purposes.
Democrats could not lose any seats and retain a majority in the chamber. Meanwhile, Republicans needed to gain a net of two seats and retain a majority in the chamber. In the 2024 general elections, Republicans gained a net of four seats.
Four incumbents—all Democrats—lost re-election in the general elections in 2024.
Looking ahead at the 2026 general elections, Democrats need to gain a net of four seats to win a majority in the chamber. Meanwhile, Republicans can only lose two seats and retain a majority in the chamber.
Democrats are defending two seats in states thatDonald Trump (R) won in the2024 presidential election. Those states areGeorgia andMichigan. Republicans are defending one seat in a state thatKamala Harris (D) won in the 2024 presidential election. That state isMaine.
As of September 1, 2025, seven U.S. Senate incumbents—four Democrats and three Republicans—arenot running for re-election in 2026.
Two special elections will also happened on November 3, 2026. One special election is to fill the last two years of the six-year term thatMarco Rubio (R-Fla.) was elected to in2022. The other special election is to fill the last two years of the six-year term thatJ.D. Vance (R-Ohio) was elected to in2022.
Those elected to the U.S. Senate in the regularly scheduled elections on November 3, 2026, will begin their six-year terms on January 3, 2027.
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 gained four seats, while Republicans gained one seat.
| Senate seats that changed party hands, 2020 | ||||||
|---|---|---|---|---|---|---|
| State | Pre-election incumbent | 2020 winner | Margin of victory (percentage points) | |||
| Alabama |  Doug Jones |  Tommy Tuberville | 20.4 | |||
| Arizona(special) | Martha McSally | Mark Kelly | 2.4 | |||
| Colorado | Cory Gardner | John Hickenlooper | 9.3 | |||
| Georgia | David Perdue | Jon Ossoff | 1.2 | |||
| Georgia(special) | Kelly Loeffler | Raphael Warnock | 2.0 | |||
U.S. House
Elections to theU.S. House of Representatives will happen onNovember 3, 2026. All435 districts are up for election. Five of the chamber's sixnon-voting members are also up for election.
As a result of the2024 general elections, Republicans gained a 220-215 majority in the chamber. Heading into the general elections, Republicans had a 220-212 majority with three vacancies. Two vacancies happened because Democratic members died, and one happened because a Republican member left office early.
In 2024, Democrats needed to retain control of the two vacant seats and gain a net of four seats to win a majority. They retained control of both seats and gained a net of one seat. For Republicans, retaining control required limiting their losses to no more than three seats, including the vacant seat.
Eleven incumbents — four Democrats and seven Republicans — lost re-election in the general elections. Additionally, four incumbents — two Democrats and two Republicans — lost re-election in the primary elections.
Looking ahead at the 2026 general elections, Democrats need to gain a net of three districts to win a majority in the chamber. Meanwhile, Republicans can lose no more than two districts to retain a majority in the chamber.
There are 16 Democratic-held U.S. House districts up for election in 2026 thatDonald Trump (R) won in the2024 presidential election. Conversely, there are three Republican-held U.S. House districts up for election in 2026 thatKamala Harris (D) won in the 2024 presidential election.
As of September 1, 2025, 23 U.S. House incumbents — nine Democrats and 14 Republicans — arenot running for re-election in 2026.
Those elected to the U.S. House of Representatives in the regularly scheduled elections on November 3, 2026, will begin their two-year terms on January 3, 2027.
Incumbents defeated
Between 1988 and 2024, 489 incumbents in the U.S. Senate and House lost re-election in either a general or primary election. The chart and table below show the number of incumbents who ran for re-election in each election cycle and the number who lost their re-election bids.
| Year | Incumbents who ran for re-election | Incumbents who lost re-election | Percentage of incumbents who lost re-election |
|---|---|---|---|
| 1988 | 436 | 11 | 2.52% |
| 1990 | 435 | 16 | 3.68% |
| 1992 | 378 | 39 | 10.32% |
| 1994 | 410 | 39 | 9.51% |
| 1996 | 404 | 23 | 5.69% |
| 1998 | 439 | 10 | 2.28% |
| 2000 | 429 | 15 | 3.50% |
| 2002 | 426 | 20 | 4.69% |
| 2004 | 430 | 10 | 2.33% |
| 2006 | 434 | 30 | 6.91% |
| 2008 | 429 | 28 | 6.53% |
| 2010 | 422 | 62 | 14.69% |
| 2012 | 414 | 42 | 10.14% |
| 2014 | 418 | 23 | 5.50% |
| 2016 | 421 | 15 | 3.56% |
| 2018 | 410 | 39 | 9.51% |
| 2020 | 427 | 26 | 6.09% |
| 2022 | 412 | 23 | 5.58% |
| 2024 | 404 | 18 | 4.46% |
Important dates and deadlines
This section will provide important dates throughout the 2026 congressional election cycle, including filing deadlines, primaries, and campaign finance reporting deadlines, when available.
Election coverage by office
U.S. SenateRead more
U.S. HouseRead more
GovernorsRead more
Secretary of stateRead more
Attorney generalRead more
Other state executivesRead more
State legislaturesRead more
State ballot measuresRead more
Local ballot measuresRead more
State judgesRead more
Local judgesRead more
Municipal governmentRead more
School boardsRead more
RecallsRead more
See also
- Past U.S. Senate elections:2024 •2022 •2020 •2018 •2016
- Past U.S. House elections:2024 •2022 •2020 •2018 •2016
- Past election analysis:2025 •2024 •2023 •2022 •2021 •2020 •2019 •2018
External links
Footnotes
- ↑The two independents who caucused with Democrats included Sens.Bernie Sanders (I-Vt.) andAngus King (I-Maine).
- ↑The four independents included Sens.Bernie Sanders (I-Vt.),Angus King (I-Maine),Joe Manchin (I-W.Va.), andKyrsten Sinema (I-Ariz.).
- ↑In announcing her change of party identification,Kyrsten Sinema (I-Ariz.) wrote, “I will receive my seniority and committee assignments through the Senate Democratic Conference for the purposes of organizing the Senate in the118th Congress. I will not participate in either political party caucus; I will not participate in internal caucus organizing or in messaging or platform creation.”
- ↑Two independents caucus with the Democratic Party.
