Henry County, Illinois Basics:
Henry County Illinois - Government Site
Population: 50,177
Area: 823 square miles
County seat: Cambridge
Area code(s) in use: 309 815
Time zone: CST
High school graduate or higher: 88.5%
Bachelor's degree or higher: 19.8%
Median household income: $52,284
Persons in poverty: 10.1%
Home ownership rate: 78.6%
Mean travel time to work: 23.8 minutes
Adjacent counties:
Bureau Knox Mercer Rock Island Stark Whiteside