UPDATED Sep. 17, 2021, at 10:46 AM

What Redistricting Looks Like In Every State

An updating tracker of proposed congressional maps — and whether they might benefit Democrats or Republicans in the 2022 midterms and beyond.

Who controls redistricting in Missouri in 2021?
Republicans fully control the congressional redistricting process. New maps are drawn and passed by the Republican state legislature and signed into law by the Republican governor.
  • Feb. 22, 2022
    Date that candidates begin filing for congressional runs (therefore map should be set by this date)
partisan lean of districts:
Old map
8 districts
New map
8 districts
Latest updates
Icon of the Missouri state boundaries
Aug. 19
Missouri Governor Mike Parson will not be calling a special session in 2021 to address redistricting.
Icon of the Missouri state boundaries
Aug. 18
Missouri's House and Senate Independent Bipartisan Citizens Commissions each announced schedules for public hearings on the redistricting process.

Our latest coverage

The competitiveness and fairness of Missouri's maps
Median seat
Difference between the partisan lean of the state’s median district and the state as a whole.
Old mapR+15.4
New map
Efficiency gap
Difference between each party’s share of “wasted votes” — those that don’t contribute to a candidate winning.
Old mapR+11.9
New map
The number of districts in the state whose partisan leans are between R+5 and D+5.
Old map0/8
New map