Prof. Justin Levitt'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

Congressional Plan

Plan Dates:

Seats: (projected)


Plan Status:

Party Control:
  Upper House:
  Lower House:

Visit the State Page

The Latest Updates

Mar 31, 2021
The Virginia Governor signed the state bill (HB 1890) providing state protection for racial and language minorities, including in local government redistricting.
Mar 20, 2021
The New Mexico legislature passed legislation (SB 304) creating an independent advisory commission to propose state and federal district plans; the legislation awaits the Governor's signature.
Mar 17, 2021
The Utah Governor signed legislation (HB 413) extending deadlines for advisory commission hearings and proposed maps, in light of delayed census data.
Mar 16, 2021
The Arizona Independent Redistricting Commission selected the commission's executive director.
Mar 16, 2021
Colorado selected the final six commissioners for its independent commission drawing state legislative lines.
Mar 15, 2021
The Census Bureau announced that it would be able to provide data in less user-friendly "legacy format" by mid-August; user-friendly formatted data is still coming by Sept. 30.

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