Jasper County Address Data
- State: Iowa
- County: Jasper County
- County Seat: Newton
- FIPS: 19099
- Founded in: 1846
- Population: 37,147
- Density: 50 Persons/Square Mile
- Area: 730 Square Miles
- Government Type: County
- Authority: Home Rule
- Legislative Body: Board of Supervisors
- Legislative Body Size: 3
- County Contact: PO BOX 944
County Courthouse
Newton, IA 50208-0944
- County site: http://www.co.jasper.ia.us
- Labor Force: 19,266
- Unemployment Rate: 2.60%
- Gross Domestic Product (GDP): $1.1 B
Top Cities in Jasper County
Major Cities (population)
Neighbor Counties
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Mahaska County
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Marion County
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Marshall County
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Polk County
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Poweshiek County
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Story County
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Tama County