The 2015 United States state legislative elections were held on November 3, 2015. Seven legislative chambers in four states held regularly scheduled elections. These off-year elections coincided with other state and local elections, including gubernatorial elections in three states.

Republicans maintained control of both chambers of the Louisiana, Mississippi, and Virginia legislatures, while Democrats maintained control of the New Jersey General Assembly.

Summary table Regularly scheduled elections were held in 7 of the 99 state legislative chambers in the United States. Nationwide, regularly scheduled elections were held for 538 of the 7,383 legislative seats. This table only covers regularly scheduled elections; additional special elections took place concurrently with these regularly scheduled elections.

State Upper House Lower House Seats up Total % up Term Seats up Total % up TermLouisiana 39 39 100 4 105 105 100 4Mississippi 52 52 100 4 122 122 100 4New Jersey 0 40 0 2/4 80 80 100 2Virginia 40 40 100 4 100 100 100 2

State summaries Louisiana

All seats of the Louisiana State Senate and the Louisiana House of Representatives were up for election to four-year terms in single-member districts. Republicans retained majority control in both chambers.

Louisiana State Senate Party Leader Before After Change Republican John Alario 26 25 1 Democratic Eric LaFleur 14 12 1 Total 39 39 Louisiana House of Representatives Party Leader Before After Change Republican Chuck Kleckley 58 61 3 Democratic Gene Reynolds 43 42 1 Independent 2 2 Total 105 105

Mississippi

All seats of the Mississippi State Senate and the Mississippi House of Representatives were up for election to four-year terms in single-member districts. Republicans retained majority control in both chambers. Mississippi State Senate Party Leader Before After Change Republican Giles Ward 32 32 Democratic Steve Hale 20 20 Total 52 52 Mississippi House of Representatives Party Leader Before After Change Republican Philip Gunn 67 73 6 Democratic Robert Moak 54 49 5 Total 122 122

New Jersey

All seats of the New Jersey General Assembly were up for election to two-year terms in coterminous two-member districts. The New Jersey Senate did not hold regularly scheduled elections. Democrats maintained majority control in the lower house.

New Jersey General Assembly Party Leader Before After Change Democratic Vincent Prieto 48 52 4 Republican Jon Bramnick 32 28 4 Total 80 80

Virginia

All seats of the Senate of Virginia and the Virginia House of Delegates were up for election in single-member districts. Senators were elected to four-year terms, while delegates serve terms of two years. Republicans maintained control of both legislative chambers.

Senate of Virginia Party Leader Before After Change Republican Tommy Norment 21 21 Democratic Dick Saslaw 19 19 Total 40 40 Virginia House of Delegates Party Leader Before After Change Republican William J. Howell 67 66 1 Democratic David Toscano 33 34 1 Total 100 100

Special elections

New Jersey DistrictIncumbentThis raceChamberNo.RepresentativePartyFirst electedResultsCandidatesSenate5Nilsa Cruz-PerezDemocratic2014 (appointed)Incumbent appointed December 15, 2014, upon resignation of predecessor.Incumbent elected to finish term November 3, 2015.Democratic hold.

See also 2015 United States gubernatorial elections

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