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States / Illinois / Warren County

Warren County

Population 16,760 · ACS 2020-2024

Median Household Income
$67,385
Median Home Value
$105,000
Median Gross Rent
$788/mo
Poverty Rate
14.6%
Unemployment Rate
3.6%
Homeownership Rate
75.2%
Bachelor's Degree or Higher
22.0%
Median Age
38.5

Population Over Time

Warren County shrank 7.5% from 2014 to 2024.

2014
17,784
2016
17,611
2018
17,338
2020
16,981
2022
16,760
2024
16,447

Business & Industry

Warren County has 351 business establishments employing 5,447 people.

Other services (except public administration)
55
Accommodation and food services
40
Health care and social assistance
38
Construction
32
Wholesale trade
27
Professional, scientific, and technical services
19
Finance and insurance
18
Administrative and support and waste management and remediation services
14

Establishments by industry sector. Source: U.S. Census Bureau, County Business Patterns.

Source: U.S. Census Bureau, American Community Survey, ACS 2020-2024.