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ROCK ISLAND VS.
CRYSTAL_LAKE
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2025 Compare Cities Politics & Voting:
Rock Island, IL vs Crystal Lake, IL
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Highlights
- Registered voters in Crystal Lake are 16.3% less likely to be registered as Democrats than registered voters in Rock Island.
- Registered voters in Rock Island, are 4.8% more likely to be registered as Democrats, than in the rest of the United States.
Rock Island, IL
Crystal Lake, IL
United States
Democrat
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42.2%
48.0%
Republican
42.2%
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45.9%
Independent Other
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8.0%
6.0%
Housing
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