Warren County , Illinois

Population: 16,576 residents · 2023 Census ACS

Income $64,650 Home $101,300 Rent $694/mo
Page updated: · Data vintage: CDC PLACES 2023 · FEMA NRI v1.20
Sources: CDC PLACES·FEMA NRI·Census ACS · Methodology

Across 16,576 residents, Warren County tracks on the more affordable end of national norms — useful as a comparison anchor for Illinois and neighboring counties alike. FEMA's National Risk Index ranks Warren County in the bottom 15% nationally for natural-hazard exposure — an underrated factor in long-term housing-cost comparisons.

$64,650
Median Income
household
$101,300
Home Value
median
$694/mo
Monthly Rent
median gross
N/A
Unemployment
rate

Income & Housing

Median Household Income $64,650
Per Capita Income $33,620
Poverty Rate 12.8%
Median Home Value $101,300
Median Gross Rent $694/mo
Owner Occupied 78.1%
Renter Occupied 21.9%

Demographics & Education

Total Population 16,576
Median Age 38.7 yrs
Bachelor's or Higher 22.0%

Health Outcomes

CDC PLACES 2023 · % of adults

37.0%
Obesity
12.3%
Diabetes
14.5%
Smoking
31.6%
High Blood Pressure
24.0%
No Physical Activity
23.3%
Depression
37.2%
Insufficient Sleep
77.7%
Annual Checkup

Natural Hazard Risk

FEMA National Risk Index · county-level scores

Very Low

Overall risk score: 15.5  ·  15th national percentile

🌪️ Tornado
28.50
🌀 Hurricane
17.48
🔥 Wildfire
0.19
❄️ Winter Storm
32.94
🌍 Earthquake
34.41
☀️ Drought
81.90

Thinking of moving to Warren County?

Use our salary calculator to see what income you'd need to maintain your lifestyle.

Open Cost of Living Calculator →