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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

Feb 1, 2023
State legislators filed an appeal to the U.S. Supreme Court over a lower court order that the state redraw its congressional districts.
Jan 25, 2023
Plaintiffs have sued Governor Hochul about redistricting in state court. The court affirmed a lower court order to the Independent Redistricting Commission to submit new maps by April 28, 2023.
Jan 24, 2023
Two native tribes filed a lawsuit maintaining that county supervisor districts were intentionally redrawn to dilute the vote of Native Americans.
Jan 20, 2023
The American Civil Liberties Union filed an amicus brief in a lawsuit centering on voting districts and gerrymandering.
Jan 20, 2023
Legislators asked the state Supreme Court to reconsider a prior decision, arguing that it infringed on lawmakers' ability to determine boundaries of legislative and congressional districts.
Jan 14, 2023
Plaintiffs voluntarily dismissed their federal lawsuit against the Michigan Independent Citizens Redistricting Commission challenging the state's new congressional districts as violations of the U.S. and state constitutions.

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