This year’s filing deadline for candidates running for the U.S. House of Representatives in Kansas was June 1, 2026.
For the first time since 2014, all four incumbents are running in contested primaries. They include one Democrat and three Republicans. There was one incumbent in a contested primary in 2024, none in 2022, one in 2020, three in 2018, two in 2016, and three in 2014.