Polk County Address Data
- State: Iowa
- County: Polk County
- County Seat: Des Moines
- FIPS: 19153
- Founded in: 1846
- Population: 487,204
- Density: 851 Persons/Square Mile
- Area: 572 Square Miles
- Government Type: County
- Authority: Home Rule
- Legislative Body: Board of Supervisors
- Legislative Body Size: 5
- County Contact: 111 Court Ave
County Administrative Office Bldg.
Des Moines, IA 50309-2218
- County site: https://www.polkcountyiowa.gov/
- Labor Force: 264,356
- Unemployment Rate: 2.50%
- Gross Domestic Product (GDP): $36.8 B
Top Cities in Polk County
Major Cities (population)
Neighbor Counties
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Boone County
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Dallas County
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Jasper County
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Madison County
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Marion County
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Story County
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Warren County