Perry County IL United States
| County FIPS | 17145 |
| Largest City | Du Quoin |
| State | Illinois |
| Latitude | 38.0837 |
| Longitude | -89.3670 |
| Population | 20,639 |
| Density | 46.71 people per square mile |
| Time Zone | America/Chicago |
Median household: $62,118
Median individual: $32,153
Mode: 85.5% White
Median house value: $110,751.0
Median: 42.0 years old
With at least college degree: 13.7%
With STEM degree: 36.5%
Never married: 31.8%
Unemployed: 4.6%
All data comes from the SimpleMaps US Counties Database, 2026.
Home (Maps) | Database License | Privacy | Database Releases | Database Order Lookup | Resources | Contact | FAQs
SimpleMaps.com is a product of Pareto Software, LLC. © 2010-2026.