Will County, Illinois
| Kamala Harris ✓Democratic | 49.7% | 162,874 |
|---|---|---|
| Donald TrumpRepublican | 48.1% | 157,672 |
| Robert F Kennedy Jr.Independent | 1.4% | 4,425 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −2.1% |
| 1896 | −14.6% |
| 1900 | −20.0% |
| 1904 | −45.2% |
| 1908 | −27.6% |
| 1912 | +8.3% |
| 1916 | −26.8% |
| 1920 | −57.4% |
| 1924 | −50.9% |
| 1928 | −11.0% |
| 1932 | +1.2% |
| 1936 | +5.6% |
| 1940 | −4.6% |
| 1944 | −5.2% |
| 1948 | −3.9% |
| 1952 | −12.8% |
| 1956 | −28.8% |
| 1960 | −1.8% |
| 1964 | +12.5% |
| 1968 | −13.6% |
| 1972 | −31.8% |
| 1976 | −9.3% |
| 1980 | −22.7% |
| 1984 | −26.9% |
| 1988 | −18.8% |
| 1992 | +0.9% |
| 1996 | +4.6% |
| 2000 | −2.6% |
| 2004 | −5.4% |
| 2008 | +13.2% |
| 2012 | +5.5% |
| 2016 | +6.3% |
| 2020 | +8.3% |
| 2024 | +1.6% |
| Year | Total registered |
|---|---|
| 2016 | 429,127 |
| 2018 | 464,161 |
| 2020 | 490,149 |
| 2022 | 485,553 |
| 2024 | 438,888 |
Once reliably Republican exurban territory, Will County has shifted steadily toward competitive margins over two decades of population growth, landing at D+1.6 in 2024 and making it a reliable bellwether for the Chicago collar region.
Across the recorded series it reached a Democratic high of 13.2 points in 2008 and a Republican high of 57.4 points in 1920. Between 2020 and 2024 the county moved 6.7 points toward the Republican candidate; the 2024 margin was 1.6 points.
A population of 701,462, a 59% non-Hispanic-white share, and a median household income of $109,984 describe the county. The county's voting pattern over the last decade is most similar to that of Radford city and DeKalb County.
Compare two places, side by side
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Will County, Illinois. Akashic. https://akashic.app/county/17197/. Accessed May 20, 2026. License: CC BY 4.0.