About half of Tennessee’s 33 state Senate seats and all 99 state House seats are up in 2026. There were about 411,000 Republican primary voters and about 205,000 Democratic primary voters in the last U.S. Senate primaries in 2024. About 55% of the 2024 state primary vote and about 54% of the 2022 state primary vote was early in person or by mail. As of Saturday, about 397,000 Republican primary ballots and about 225,000 Democratic primary ballots had already been cast in Thursday’s election. In the 2024 state primary, the AP first reported results at 8:02 p.m.