U.S. states typically redraw congressional district boundaries every 10 years following the decennial census.
October 27, 2025
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temporal
Redistricting is normally aligned with the 10-year census cycle to reflect population changes.
Redistricting of legislative and congressional districts in the United States is typically conducted after each decennial census.
January 01, 2020
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temporal
Standard timing for redrawing electoral district boundaries in the U.S.
Mid-cycle redistricting refers to attempts to redraw congressional district boundaries outside the regular decennial (post-census) redistricting cycle.
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definition
Defines the term used when redistricting is pursued between scheduled, census-driven cycles.