
Joan Huffman (R), Mayes Middleton (R), Aaron Reitz (R), and Chip Roy (R) are running in the Republican primary election for Texas Attorney General on March 3, 2026. The filing deadline is December 8, 2025. Incumbent Ken Paxton (R) is running in the Republican primary for U.S. Senate in Texas in 2026. The Texas Tribune’s…

Rep. Seth Moulton (D-Mass.) announced on Oct. 15, 2025, that he will run to represent Massachusetts in the U.S. Senate in 2026 rather than for another term in the U.S. House of Representatives. Politico’s Kelly Garrity wrote that “Moulton will challenge Sen. Ed Markey for his Senate seat in 2026, setting up one of the…

Incumbent Tony Gonzales (R), Brandon Herrera (R), and Susan Storey Rubio (R) are running in the Republican primary for Texas' 23rd Congressional District on March 3, 2026. The filing deadline is December 8, 2025. This is a rematch of the 2024 primary. Gonzales defeated Herrera 50.6%–49.4% in the runoff after neither candidate won a majority…

Maine Gov. Janet Mills has announced her candidacy for U.S. Senate against incumbent Susan Collins (R) in 2026. In her launch video, Mills said, “I won’t sit idly by while Maine people suffer and politicians like Susan Collins bend the knee as if this were normal.” Mills is finishing her second term as governor. She…

Rep. Wesley Hunt (R-Texas) announced on Oct. 6, 2025, that he will run to represent Texas in the U.S. Senate in 2026 rather than for another term in the U.S. House of Representatives. According to Politico’s Brakkton Booker, “The race for the Republican nomination in the Lone Star State will likely be one [of] the…

U.S. Rep. David Schweikert (R-Ariz.) announced on Sept. 30, 2025, that he will run for governor of Arizona in 2026 rather than for another term in the House of Representatives. As of Sept. 30, independent race forecasters The Cook Political Report, Sabato’s Crystal Ball, and Inside Elections have rated the 2026 general election for the…

Rep. Tom Tiffany (R-Wisc.) announced on Sept. 23, 2025, that he will run for governor of Wisconsin in 2026 rather than another term in the U.S. House of Representatives. Incumbent Gov. Tony Evers (D) is not running for re-election. As of Sept. 23, 2025, independent race forecasters The Cook Political Report, Sabato’s Crystal Ball, and…

Former U.S. Senator John E. Sununu (R-N.H.) says he is considering running for Senate in New Hampshire in 2026, held by the retiring Jeanne Shaheen (D), who defeated him in 2008. If he were to run, he would have to face another former U.S. Senator, Scott Brown (R-Mass.), who was defeated by Elizabeth Warren (D)…

On September 16, Minnesota Gov. Tim Walz (D) announced that he would seek a third consecutive term as governor in 2026. This makes him the second governor to do so after Illinois Gov. J.B. Pritzker (D), who announced his plans back in June. In July, Ballotpedia covered the number of governors eligible to run for…

Rep. Michael McCaul (R-Texas) announced on Sept. 14, 2025, that he will not seek re-election to the U.S. House of Representatives in 2026. On his retirement, McCaul said, “It’s been an honor to serve for over two decades in the Congress [...] I’m looking now for a new challenge. I’m going to serve the remainder…