Union County Map, Illinois
Detailed road and geographic map of Union County.
County Information
- State: Illinois
- FIPS Code: 17181
- Population: 17,244
- Area (sq mi): 413.5
- Density: 41.7/sq mi
- Growth Trend: -0.5%
- Households: 7,841
- Election Data: Republican
- Climate Zone: Cold/Continental
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Overview
Union County is located in the U.S. state of Illinois. It has a land area of approximately 413.5 square miles.