Elections by year

2016 elections

Every election in 2016 in the 99chambers archive: generals, primaries, specials and runoffs for Congress, governor, statewide offices and the state legislatures.

← 20152017 →

Races6,224
Changed party247
Unopposed33%2,017 races
Incumbents defeated226

Apr 26, 2016 special

1 races in 1 state: U.S. HouseD 1

2016 primaries

118 races in 1 state: State legislatures

Jun 7, 2016 special

1 races in 1 state: U.S. HouseR 1

Jun 21, 2016 special

1 races in 1 state: U.S. HouseR 1

Nov 1, 2016 special

1 races in 1 state: State legislatures

Nov 8, 2016 general

6 races in 6 states: State legislatures

Nov 8, 2016 special

2 races in 1 state: State legislatures

2016 general

6,091 races in 51 states: President, U.S. Senate, Governors, Statewide offices, U.S. House, State legislaturesD 194 · R 240 · Uncalled 2

Dec 10, 2016 runoff

3 races in 1 state: U.S. Senate, U.S. HouseR 2

Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: Federal Election Commission; Harvard Dataverse / Carl Klarner; MIT Election Data and Science Lab