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2026 midtermsResults

2026 results · Illinois · Illinois Comptroller

Margaret Croke, the Democrat, is elected Illinois Comptroller

Kamala Harris carried Illinois by 11.0 points in 2024; this year's count is a 11.1-point move toward the Democrats.

Illinois Comptroller: votes counted for each candidate
CandidateVotesShareShare of the vote
Margaret CrokeDemocrat2,452,90361.0%
Bryan DrewRepublican1,564,83739.0%

Called by Call the Map, Nov 4, 10:46 AM EST · 98% counted.

About 98% of the expected vote counted4,017,740 votes96 of 102 counties finishedCount last changed Nov 7, 1:02 PM EST · checked Nov 7, 5:00 PM ESTSource: the official state and county counts, gathered by civicAPI101 of 102 counties’ own counts read so far; not yet: Alexander

The map

Loading the map.

What moved most

Scroll through Illinois, part by part. The parts follow the federal government’s metropolitan areas: each big metro’s core counties, its suburbs and outer suburbs, the smaller metro areas, then the small towns and countryside.

What the count shows

Added together, the 101 counties compared moved 11.1 points toward the Democrats from the 2024 presidential vote.

The counties compared cast 72% as many votes as in 2024, from 89% in Pulaski County to 51% in Vermilion County. Where turnout ran higher, the county moved more toward the Republicans (r = −0.53).

Cook County moved most: D+42.0 for president in 2024, D+58.8 this year

The 10 counties with the largest moves from the 2024 presidential vote, among those with 2,000 or more votes for president in 2024 and a quarter of that counted, and at least half a percent of the state's 2024 vote. Each line runs from the 2024 margin to this year’s.

CountyR+60EvenD+60Move
Cook County1,421,715 votes16.8 pts → D
Will County227,408 votes15.9 pts → D
Kendall County48,662 votes15.8 pts → D
Kane County165,199 votes15.2 pts → D
Rock Island County47,488 votes14.5 pts → D
McHenry County113,887 votes13.8 pts → D
DuPage County334,556 votes12.3 pts → D
Kankakee County33,968 votes11.1 pts → D
DeKalb County35,875 votes11.1 pts → D
Lake County221,625 votes11.0 pts → D

2024 president 2026

Will County added 34,548 net votes for Croke against the 2024 margin, 13% of the statewide change

Across the 101 counties compared, the margin moved by 273,845 votes toward Croke: this year’s lead in votes against the 2024 presidential lead in votes, county by county. The figure counts voters who changed sides and differences in who turned out alike; the count cannot tell them apart.

  1. Will County+34,548 Croke
  2. Cook County+28,408 Drew
  3. DuPage County+25,953 Croke
  4. Kane County+19,834 Croke
  5. McHenry County+18,238 Croke
  6. Madison County+14,858 Croke
  7. Winnebago County+9,119 Croke
  8. Kendall County+7,431 Croke

1 county Donald Trump carried in 2024 is led by Croke this year

Striped on the map above. Largest first.

  • McHenry CountyR+5.3D+8.5

What the places that moved have in common

Each of Illinois’s counties, set against the Census Bureau’s figures for who lives there. A pattern across counties, not an exit poll: it does not say how any group of people voted.

Urban, suburban and rural counties

Urban3 counties, 49% of the vote15.1 pts → D
Suburban19 counties, 34% of the vote11.3 pts → D
Rural79 counties, 17% of the vote2.7 pts → D

2024 president 2026 · Urban: 1,000 or more residents per square mile; suburban: 100 to 999; rural: under 100 (our grouping).

Census Bureau ACS 2019–2023 and 2023 Gazetteer; a county joins once its count is substantially in.

won leads, still counting changed party. Margins are the leader’s share minus the runner-up’s, in points.

Every count on this page is the official count, from the state and its counties. Counts are unofficial until the state certifies them. The 2024 comparison is the presidential vote, Kamala Harris against Donald Trump, on the same ground. Margins are the Democrat minus the Republican, in points of all votes.