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Illinois's 1st Congressional District
Presidential Election Results: –
IL-01 (Illinois) voted D+32.0 for Kamala Harris in 2024, with Harris receiving 214,073 votes (65.37%). This represented a R+10.4% swing toward Republicans compared to 2020.
Interactive map with district profile in split-screen view
Top reported ancestry groups (compared to national average).
IL-01 • 2008–2024
| Year | Democrat | Republican | Margin | Swing |
|---|---|---|---|---|
| 2024 | 65.4%(214,073) | 33.4%(109,242) | D+32.0 | R+10.3% |
| 2020 | 70.5%(260,631) | 28.1%(103,984) | D+42.4 | R+5.6% |
| 2016 | 71.9%(258,515) | 24.0%(86,153) | D+47.9 | R+7.9% |
| 2012 | 77.9%(280,194) | 22.1%(79,449) | D+55.8 | R+3.7% |
| 2008 | 79.3%(306,859) | 19.8%(76,478) | D+59.6 | 0% |
| Year | Winner | Democrat | Republican | Other | Margin | Swing |
|---|---|---|---|---|---|---|
| 2024 | Jonathan L. JacksonInc | 65.8%(208,398) | 34.1%(108,064) | — | D+31.7 | 0.0 |
| 2022 | Jonathan L Jackson | 67.0%(159,142) | 33.0%(78,258) | — | D+34.1 | 0.0 |
Source: Official state election returns via FEC and state Secretaries of State