[1] Election occurred in both chambers of each state's legislature, except for Alabama, Louisiana, Maryland, Mississippi, New Jersey, and Virginia.

Democrats won control of the Colorado Senate for the first time since 1963.

Republicans won control of the Missouri Senate for the first time since 1949, the New Hampshire Senate (which was previously tied), the South Carolina Senate for the first time since 1879 (which also meant they controlled both chambers of the state legislature for the first time since 1877), and the Vermont House of Representatives.

Nationwide, regularly scheduled elections were held for 6,015 of the 7,383 legislative seats.

Republicans maintained control of the House of Representatives and the Senate was replaced by a Republican-led coalition.

Democrats maintained control of both state legislative chambers.

Democrats maintained control of both state legislative chambers.

Democrats maintained control of both state legislative chambers.

Republicans maintained control of both state legislative chambers.

Democrats maintained control of both state legislative chambers.

Republicans maintained control of both state legislative chambers.

Democrats maintained control of the House of Representatives, while the Senate became tied.

Democrats maintained control of both state legislative chambers.

All of the seats of the New Mexico Legislature were up for election; Democrats maintained control of both chambers.

Republicans maintained control of both state legislative chambers.

Democrats maintained control of both state legislative chambers.

Republicans maintained control of both state legislative chambers.

Republicans maintained control of both state legislative chambers.

Republicans maintained control of both state legislative chambers.

Gubernatorial and legislative elections are conducted on a nonpartisan basis in American Samoa.

Members of the Senate and the House of Representatives both serve four-year terms.

The Popular Democratic Party won control of both chambers.