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2026 midtermsResults

2026 results · Illinois · county

DuPage County, Illinois

Stratton carried DuPage County by 29.0 points in the Senate race, 15.6 points more Democratic than the 2024 presidential vote here (D+13.3). 11 races have votes counted here.

Votes counted, Senate
339,641
76% of the 449,660 votes for president in 2024
2026 margin
D+29.0
2024 president
D+13.3
Shift from 2024
15.6 pts → D
In Illinois
4th of 102
The 4th best county for Stratton of the 102 counted; 46th for turnout against 2024.

Statewide races

  • Illinois SenateJuliana Stratton won · D+25.4 across the state
    63.5% Juliana Stratton34.6% Don Tracy
    D+29.0339,641 votes
    15.6 pts → D2024 D+13.3
  • Illinois GovernorJB Pritzker won · D+24.7 across the state
    63.1% JB Pritzker32.8% Darren Bailey
    D+30.4339,168 votes
    17.0 pts → D2024 D+13.3
  • Illinois Attorney GeneralKwame Raoul won · D+24.4 across the state
    64.1% Kwame Raoul35.9% Bob Fioretti
    D+28.1339,332 votes
    14.8 pts → D2024 D+13.3
  • Illinois ComptrollerMargaret Croke won · D+23.2 across the state
    62.9% Margaret Croke37.1% Bryan Drew
    D+25.7335,197 votes
    12.4 pts → D2024 D+13.3
  • Illinois Secretary of StateAlexi Giannoulias won · D+30.7 across the state
    67.8% Alexi Giannoulias32.2% Diane Harris
    D+35.6338,318 votes
    22.2 pts → D2024 D+13.3
  • Illinois TreasurerMike Frerichs won · D+25.5 across the state
    63.7% Mike Frerichs36.3% Max Solomon
    D+27.4334,691 votes
    14.0 pts → D2024 D+13.3

The House

DuPage County is split between 5 districts; each line is the county’s own part of that district.

  • Illinois 3rd DistrictDuPage County's part of the district · Delia Ramirez won · D+54.9 across the district
    61.8% Delia Ramirez38.2% Angel Oakley
    D+23.664,935 votes
    15.7 pts → D2024 D+7.9
  • Illinois 4th DistrictDuPage County's part of the district · Patty Garcia won · D+55.4 across the district
    50.6% Patty Garcia37.3% Lupe Castillo
    D+13.216,239 votes
    2.9 pts → D2024 D+10.3
  • Illinois 6th DistrictDuPage County's part of the district · Sean Casten won · D+25.9 across the district
    65.3% Sean Casten34.7% Niki Conforti
    D+30.6126,816 votes
    15.5 pts → D2024 D+15.2
  • Illinois 8th DistrictDuPage County's part of the district · Melissa Bean won · D+28.7 across the district
    60.1% Melissa Bean39.9% Jennifer Davis
    D+20.250,776 votes
    21.2 pts → D2024 R+1.0
  • Illinois 11th DistrictDuPage County's part of the district · Bill Foster won · D+28.6 across the district
    70.3% Bill Foster29.7% Jeffrey Walter
    D+40.680,243 votes
    15.3 pts → D2024 D+25.3

Also in this county: IL-07, IL-14, with no votes counted in this county's part. Counts come from each race’s official source, named on its own page. Margins are the leading two candidates’ difference in points of all votes counted. 2024 is the presidential vote, Harris against Trump, on the same ground (for a House district, the county’s part of it). A county is not compared with 2024 until a quarter of its 2024 vote is counted. Ranks are among the state’s counties with votes counted in the same race.