July 2021 breakdown of state legislative party membership: 54.30% Republicans, 44.79% Democrats


54.30% of all state legislators are Republicans, and 44.79% are Democrats, according to Ballotpedia’s July partisan count of the 7,383 state legislators.

Ballotpedia tallies the partisan balance of state legislatures at the end of every month. This refers to which political party holds the majority of seats in each chamber. Republicans control 61 chambers, while Democrats hold 37. The Alaska House of Representatives is the only chamber to be organized under a multipartisan, power-sharing coalition.

Nationally, the state legislatures include 1,957 state senators and 5,363 state representatives. Democrats hold 867 state Senate seats—the same as the last two months—and 2,443 state House seats, a loss of three seats since the end of June. Republicans hold 4,010 of the 7,383 total state legislative seats—1,090 state Senate seats (down two since June) and 2,920 state House seats (an increase of one).

Independent or third-party legislators hold 39 seats, of which 32 are state House seats, and seven are state Senate seats. There are 24 vacant seats.

During the month of July, Democrats saw a net decrease of three seats, and Republicans saw a net decrease of one seat. Compared to July of last year, the state legislatures are 2.01% less Democratic (46.80% to 44.79%) and 2.29% more Republican (52.01% to 54.30%).  

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