A frenzied redistricting effort ahead of November's midterm elections has reshaped congressional voting districts for millions of Americans, with six states still working through the process as primaries approach.
Since President Donald Trump urged Texas Republicans to redraw U.S. House districts last year, Republicans in Missouri, North Carolina, Ohio, Florida and Tennessee have enacted new maps that could help the party win additional seats. Louisiana is expected to join those ranks soon, and Alabama Republicans are appealing a court decision blocking a map they support.
Republicans project they could gain as many as 14 seats from their redistricting efforts while Democrats see potential gains of six seats from new districts in California and Utah. Trump has expressed hope that the unusual mid-decade redistricting can help Republicans retain control of the closely divided House despite historically challenging midterm dynamics for incumbent parties.
What the Right Is Saying
Republican officials say their new district maps comply with all applicable laws and reflect legitimate policy judgments about community boundaries rather than discriminatory intent. Alabama Attorney General Steve Marshall said he is appealing a preliminary injunction issued by a federal judicial panel, arguing the state should be allowed to use its Republican-drawn House map in midterm elections.
Some Republican strategists argue that mid-decade redistricting is a reasonable response to population shifts documented in census data and that Democrats would pursue similar efforts if their positions were reversed. They note that courts have approved some Republican maps while striking down others, suggesting a case-by-case legal analysis rather than blanket illegality.
In South Carolina, Republican state senators said the timing was too late to make district changes before primaries without risking voter confusion or procedural complications. Others expressed concern that aggressive redistricting could backfire by adding Democratic voters to traditionally Republican districts.
What the Left Is Saying
Civil rights organizations argue that Republican redistricting efforts disproportionately harm minority voters and violate protections established under the Voting Rights Act and federal civil rights law. The Congressional Black Caucus has urged companies to oppose Republican redistricting efforts, calling them discriminatory attempts to dilute Black voting power.
Voting rights groups contend Florida's new congressional districts should be struck down for violating a state ban on intentional partisan gerrymandering. In Tennessee, advocacy organizations argue the new map carves up Memphis's majority-Black population to diminish representation. The plaintiffs are quickly appealing their case to higher courts and say they will continue pursuing challenges all the way to state supreme courts if necessary.
Progressive groups note that courts have already blocked maps in Louisiana and Alabama, with judges finding those plans intentionally discriminated based on race. They argue these rulings demonstrate a pattern of Republican-controlled states attempting to circumvent federal civil rights protections through mid-decade redistricting.
What the Numbers Show
Six states have enacted new congressional maps for midterm elections: Texas, Missouri, North Carolina, Ohio, Florida and Tennessee. Louisiana's legislative session ends June 1 with a revised map still under negotiation.
The U.S. Supreme Court in April struck down Louisiana's original congressional map as an illegal racial gerrymander, prompting the state to postpone its May 16 primary until later this summer. The original map contained two majority-Black districts held by Democrats.
Federal judges in Alabama ruled that the state's Republican-drawn plan intentionally discriminated based on race, ordering the continued use of a court-imposed map containing two districts with Black majorities or near-majorities. Both seats currently are held by Democrats.
Missouri's state Supreme Court has already rejected two challenges to new district boundaries but is hearing arguments in a third case challenging whether extraordinary circumstances justified Republican Governor Mike Kehoe calling a special redistricting session last year.
The Bottom Line
The mid-decade redistricting efforts remain active with several states still working through legal and legislative processes before November elections. Courts have blocked maps in Louisiana and Alabama, finding intentional racial discrimination, while other state maps continue to face ongoing litigation.
Both parties see potential net gains from redistricting, though Republicans' projected 14-seat advantage significantly exceeds Democrats' anticipated six seats. The outcome of pending court cases in Tennessee, Florida, Missouri and Alabama could further alter the electoral landscape before voters cast ballots this fall.
What to watch: Final map certifications in Louisiana by June 1; appeals court rulings on preliminary injunctions in Alabama and Florida; any additional states attempting mid-decade changes ahead of primary elections.