Henderson County, Illinois Basics:
Henderson County Illinois - Government Site
Population: 7,062
Area: 379 square miles
County seat: Oquawka
Area code(s) in use: 309 217
Time zone: CST
High school graduate or higher: 87.6%
Bachelor's degree or higher: 15.3%
Median household income: $49,612
Persons in poverty: 10.4%
Home ownership rate: 80.6%
Mean travel time to work: 23.6 minutes
Adjacent counties:
Des Moines (IA) Hancock Lee (IA) McDonough Mercer Warren