
Incumbent Shri Thanedar (D), Donavan McKinney (D), and four other candidates are running in the Democratic primary for Michigan's 13th Congressional District on August 4, 2026. As of May 2026, Thanedar and McKinney led in endorsements, fundraising, and local media attention. Local radio station WDET's Russ McNamara said Thanedar is "facing a difficult primary opponent,…

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…

Incumbent Celeste Maloy (R) and Phil Lyman (R) are running in the Republican primary for Utah's 3rd Congressional District on June 23, 2026. This election is taking place under new district boundaries after a district court judge ruled that the state's congressional map, drawn in 2021, was a partisan gerrymander and ordered the state to…

Steve Maviglio, a Democratic political consultant and strategist known for his work on California ballot measure campaigns, filed a ballot initiative on May 8 for the 2028 ballot proposing to repeal the top-two primary system adopted with the approval of Proposition 14 in June 2010. The top-two system provides that all candidates are listed on…

Across 20 states with completed candidate filing data, 28% of incumbent state legislators are running in contested primaries this year — the second-highest share since 2010, trailing only 2022. At the same time, the share of open seats, at 15.9%, is the second-lowest since 2010. Among the 20 states with completed 2026 candidate-filing data —…

Fifteen Nevada state legislative incumbents face primary contests in 2026, the most at any point since 2016, and the second most at any point since 2010. This is a 88% increase in the number of incumbents facing challengers compared to 2024. Twelve of the contested incumbents are Democrats, and three are Republicans. Twelve are state…

There are eight states holding primaries for U.S. Senate this month. Additionally, on May 5, Ohio is holding a primary for the special election to fill the rest of the six-year term that Vice President J.D. Vance (R) was elected to in 2022. Eight Democratic primaries and eight Republican primaries are contested this month. Republicans…

Tom Sell (R) and Abraham Enriquez (R) are running in the May 26 runoff for Texas' 19th Congressional District after neither candidate received more than 50% of the vote in the Republican primary on March 3, 2026. In the primary, Sell received 40% of the vote, and Enriquez received 19%. Incumbent Jodey Arrington (R) is…

Sixty-one candidates are running in the top-two primary for governor of California on June 2, 2026. Xavier Becerra (D), Matt Mahan (D), Katie Porter (D), Thomas Steyer (D), Eric Swalwell (D), Antonio Villaraigosa (D), Chad Bianco (R), and Steve Hilton (R) lead in polling and media attention. Incumbent Gov. Gavin Newsom (D) is term-limited. There…

This year’s filing deadline for candidates running for the U.S. House of Representatives in Alabama was Jan. 23, 2026. Twenty-five candidates — 10 Democrats and 15 Republicans — are running for Alabama’s seven U.S. House districts. That’s 3.6 candidates per district. There were 5.1 candidates per district in 2024, three in 2022, 3.6 in 2020,…