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 Montana in 2021?
Neither party fully controls the congressional redistricting process. New maps are drawn and enacted by a bipartisan commission made up of citizens.
  • Oct. 21, 2021
    Date that commission will select a tentative final congressional map
  • Nov. 14, 2021
    Deadline for commission to enact congressional map
partisan lean of districts:
Old map
1 district
New map
2 districts+1
Latest updates
Icon of the Montana state boundaries
Sept. 1
The Montana Districting and Apportionment Commission established a schedule leading up to its November 14th deadline to submit proposed maps to the Montana Secretary of State.
Icon of the Montana state boundaries
July 9
Montana's Districting and Apportionment Commission formally adopted redistricting criteria for drawing congressional and state legislative districts after hearing public comments on the matter.
Icon of the Montana state boundaries
May 14
The Montana Legislature passed a bill establishing priorities for developing legislative and congressional districts.

Our latest coverage

The competitiveness and fairness of Montana's maps
Median seat
Difference between the partisan lean of the state’s median district and the state as a whole.
Old map0.0
New map
Efficiency gap
Difference between each party’s share of “wasted votes” — those that don’t contribute to a candidate winning.
Old mapR+33.2
New map
The number of districts in the state whose partisan leans are between R+5 and D+5.
Old map0/1
New map