O'Brien County Map, Iowa
Detailed road and geographic map of O'Brien County.
County Information
- State: Iowa
- FIPS Code: 19141
- Population: 14,182
- Area (sq mi): 573.0
- Density: 24.8/sq mi
- Growth Trend: -0.5%
- Households: 6,524
- Election Data: Republican
- Climate Zone: Cold/Continental
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Overview
O'Brien County is located in the U.S. state of Iowa. It has a land area of approximately 573.0 square miles.