Grundy County, Iowa Basics:
Grundy County Iowa - Government Site
Population: 12,426
Area: 502 square miles
County seat: Grundy Center
Area code(s) in use: 641 319
Time zone: CST
High school graduate or higher: 92.7%
Bachelor's degree or higher: 21.3%
Median household income: $56,264
Persons in poverty: 6.5%
Home ownership rate: 81.5%
Mean travel time to work: 19.9 minutes
Adjacent counties:
Black Hawk Butler Franklin Hardin Marshall Tama