
This year’s filing deadline for candidates running for the U.S. House of Representatives in Oklahoma was April 3, 2026. Eight primaries — four Democratic and four Republican — are contested this year. In total, there were five contested primaries in 2024, four in 2022, six in 2020, nine in 2018, eight in 2016, and seven…

This year’s filing deadline for candidates running for Congress in Oklahoma was April 5, 2024. Eighteen candidates are running for Oklahoma’s five U.S. House districts, including six Democrats and 12 Republicans. That’s 3.6 candidates per district, less than in the previous three election cycles. There were 5.6 candidates per district in 2022, 5.4 candidates per…