Congressional Redistrict Update

With Louisiana's congressional plan back in place, all 50 states now have legally operative congressional plans for the 2022 elections.

New ARP Content

Behind the Lines - Alabama

An in-depth look at Alabama's new congressional map, the litigation that followed, and what the U.S. Supreme Court's ruling could mean for the future of redistricting.

2021 Party Control Map - Expectations vs. Reality

Examines expectations of party control at the beginning of the redistricting cycle versus how the process actually played out.

Significant Mapping Developments


The U.S. Supreme Court stayed the district court’s preliminary injunction, thereby allowing the state’s enacted congressional plan to be used in the 2022 elections. The case will be held in abeyance pending the Court’s decision in the Alabama redistricting challenge currently before it.

National News


The U.S. Census Bureau announced John Abowd, its Associate Director for Research and Methodology and Chief Scientist, will be leaving the Bureau this fall and be replaced by Sallie Keller, a professor at the University of Virginia’s Biocomplexity Institute.