
On June 10, 2026, Speaker of the House Mike Johnson (R-La.) swore Rep. James Gallagher (R-Calif.) into the U.S. House of Representatives, filling the vacancy in California’s 1st Congressional District. The vacancy began on Jan. 5, 2026, after the death of Rep. Doug LaMalfa (R-Calif.). In the special primary election on June 2, 2026, Gallagher…

This year’s filing deadline for candidates running for the U.S. House of Representatives in Washington was May 8, 2026. This year has the second-highest number of candidates since 2014. Sixty-nine candidates — 29 Democrats, 20 Republicans, 16 minor-party candidates, and four independents — are running for Washington’s 10 congressional districts. That’s 6.9 candidates per district.…

This year’s filing deadline for candidates running for the U.S. House of Representatives in Colorado was March 18, 2026. This year has the second-most contested primaries since 2014. In total, seven primaries — five Democratic and two Republican — are contested this year. In total, there were six contested primaries in 2024, eight in 2022,…

This year's filing deadline for candidates running for the U.S. House of Representatives in Utah was March 13, 2026. These elections are the first to take place since Third District Court Judge Dianna Gibson struck down the congressional map the Utah Legislature adopted in 2021 in League of Women Voters v. Utah State Legislature. Gibson…

This year’s filing deadline for candidates running for the U.S. House of Representatives in Pennsylvania was March 10, 2026. Rep. Summer Lee (D) is the only incumbent running in a contested primary this year. That's the fewest number of incumbents running in a contested primary since 2014. There were three incumbents in contested primaries in…

This year’s filing deadline for candidates running for the U.S. House of Representatives in New Mexico was Feb. 3, 2026. One primary — the Republican primary for the 2nd Congressional District — is contested in New Mexico this year, tying with 2024 and 2016 for the fewest contested primaries. There was one contested primary in…

This year’s filing deadline for candidates running for the U.S. House of Representatives in Georgia was March 6, 2026. Eighteen primaries — 11 Democratic and seven Republican — are contested this year. That's the highest number of contested primaries since 2014. In total, there were 12 contested primaries in 2024, 17 in 2022, 16 in…

This year’s filing deadline for candidates running for the U.S. House of Representatives in Maine was March 16, 2026. The number of candidates running for the U.S. House in Maine is the most since 2014. Eight candidates — five Democrats and three Republicans — are running for Maine’s two congressional districts. That’s four candidates per…

Rep. Daniel Webster (R-Fla.) announced on April 28, 2026, that he will not seek re-election to the U.S. House of Representatives in 2026. In a statement announcing his retirement, Webster said, “I’ve never taken for granted my responsibility to Florida’s hardworking taxpayers and families to advance common-sense reforms and principled policy. The time has come…

On April 20, 2026, Speaker of the House Mike Johnson (R-La.) swore Rep. Analilia Mejia (D-N.J.) into the U.S. House of Representatives, filling the vacancy in New Jersey’s 11th Congressional District. The vacancy began on Nov. 20, 2025, after Rep. Mikie Sherrill (D-N.J.) resigned to prepare to serve as governor of New Jersey. In the…