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This site is managed by Colorado Law Professor Doug Spencer while Prof. Levitt is on leave for government service. More info.
Prof. Justin Levitt's Doug Spencer's Guide to Drawing the Electoral Lines

Redistricting Across States

The Constitutional mandate to redraw electoral district lines follows the decennial Census, as we learn where we, the people, live.

Click on the map to the right to to view redistricting information for federal and state legislative districts in each of the 50 states.

Visit the National Overview page to compare control of the redistricting process across states and across time.

View In-Depth National Overview


Plan Dates:



Plan Status:

Party Control:
  Upper House:
  Lower House:

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The Latest Updates

Sep 24, 2021
The ACLU and League of Women Voters of Ohio filed a lawsuit in the Ohio Supreme Court challenging the state legislative districts adopted by the Ohio Redistricting Commission on Sept. 16.
Sep 23, 2021
The Michigan Independent Citizens Redistricting Commission has released proposed draft congressional and state legislative redistricting maps.
Sep 23, 2021
The Arkansas lawmakers have proposed seven congressional redistricting bills (HB 1959, HB 1960, HB 1961, HB 1962, SB 721, SB 722 and SB 723). The Arkansas Senate and House State Agencies & Governmental Affairs Committees have met jointly to review the proposals.
Sep 23, 2021
The Colorado Independent Congressional Redistricting Commission released the third congressional staff plan for the states eight congressional districts.
Sep 23, 2021
The Colorado Independent Legislative Redistricting Commission has released second legislative staff plans for the state senate and state house districts.
Sep 23, 2021
A three-judge federal court panel issued a temporary stay on a petition asking the court to draw new maps in Wisconsin. The stay allows the districting process to play out while maintaining the federal court's jurisdiction to draw new maps in the event that the state's political process fails.

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