
On June 2, incumbent Larry Rhoden and Toby Doeden advanced to a Republican primary runoff on July 28. Neither received the 35% of the vote required to win the primary outright. As of June 3, Doeden received 31% of the vote, Rhoden 25%, Dusty Johnson 23%, and Jon Hansen 21%. This was the first time…

Two Republican incumbents lost in the Montana Senate primaries on June 2. This was the first year since 2010 in which more than one incumbent lost in the chamber's primaries. At the start of Montana's 2025 state legislative session, nine Republican senators voted with the chamber's Democrats to change procedural rules for the session. In…

While 44% of this year's statewide party primaries are in the rearview mirror, there are still plenty of filing deadlines yet to come this year. Six states have statewide candidate filing deadlines in the next two weeks. The map and bulleted list below show which states have candidate filing deadlines scheduled between June 6 and…

Incumbent Linda Sánchez (D) and Mitch Clemmons (R) advanced from the top-two primary for California's 41st Congressional District on June 2, 2026. As of May 2026, Sánchez and Hector De La Torre (D) led in endorsements and fundraising. The election took place in the context of redistricting in California that changed the 41st District's boundaries…

Josh Turek (D) defeated Zach Wahls (D) in the Democratic primary for the U.S. Senate in Iowa on June 2, 2026. Incumbent Sen. Joni Ernst (R) did not run for re-election. The Cook Political Report's Jessica Taylor described this race as one of the 2026 primaries in which Democrats debated about what type of candidate…

Adam Hamawy (D) defeated 12 other candidates in the Democratic primary for New Jersey's 12th Congressional District on June 2, 2026. Ahead of the Democratic primary, Susan Altman (D), Brad Cohen (D), Hamawy, Adrian Mapp (D), Verlina Reynolds-Jackson (D), Shanel Robinson (D), and Jay Vaingankar (D) led in endorsements and media attention. Incumbent Rep. Bonnie…

Incumbent Adriano Espaillat (D), Darializa Avila Chevalier (D), and six other candidates are running in the Democratic primary for New York's 13th Congressional District. As of May 2026, Espaillat and Chevalier led in endorsements, fundraising, and local media attention. City & State New York's Sahalie Donaldson said, "[Espaillat]'s staunch support of Israel puts him out…

Michael Alfonso, Jessi Ebben, Kevin Hermening, Donald Raihala, and Niina Threlfall-Baum are running in the Republican primary for Wisconsin's 7th Congressional District on Aug. 11. Alfonso, Ebben, Hermening, and Threlfall-Baum lead in media attention. Incumbent Tom Tiffany (R) is running for governor of Wisconsin. Alfonso, Ebben, and Hermening are campaigning as self-described America First Republicans,…

James Talarico (D), Ken Paxton (R), and five other candidates are running in the general election for U.S. Senate in Texas on November 3, 2026. Incumbent John Cornyn (R) lost to Paxton in the Republican primary runoff. As of May 2026, major election forecasters rated the general election Likely Republican. The last Democrat to win…

On May 28, a federal judge ruled that parts of a New Hampshire law requiring individuals to provide documentary proof of citizenship to register to vote were unconstitutional. U.S. District Court Judge Samantha Elliott's ruling did not invalidate the proof-of-citizenship requirement. Instead, it reinstated the option for people to register to vote by signing an…