Rock Island County , Illinois
Population: 142,995 residents · 2023 Census ACS
Income $66,768 Home $144,700 Rent $863/mo
Page updated: · Data vintage: CDC PLACES 2023 · FEMA NRI v1.20
Across 142,995 residents, Rock Island 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 Rock Island County in the top 16% nationally for overall natural-hazard exposure, with tornado activity the dominant local risk.
$66,768
Median Income
household
$144,700
Home Value
median
$863/mo
Monthly Rent
median gross
N/A
Unemployment
rate
Income & Housing
| Median Household Income | $66,768 |
| Per Capita Income | $35,753 |
| Poverty Rate | 15.4% |
| Median Home Value | $144,700 |
| Median Gross Rent | $863/mo |
| Owner Occupied | 68.6% |
| Renter Occupied | 31.4% |
Demographics & Education
| Total Population | 142,995 |
| Median Age | 40.3 yrs |
| Bachelor's or Higher | 24.1% |
Health Outcomes
CDC PLACES 2023 · % of adults
39.6%
Obesity
13.1%
Diabetes
15.1%
Smoking
31.5%
High Blood Pressure
23.8%
No Physical Activity
20.4%
Depression
35.5%
Insufficient Sleep
75.7%
Annual Checkup
Natural Hazard Risk
FEMA National Risk Index · county-level scores
Overall risk score: 84.1 · 84th national percentile
🌪️ Tornado
91.00
🌀 Hurricane
13.77
🔥 Wildfire
8.72
❄️ Winter Storm
90.29
🌍 Earthquake
62.31
☀️ Drought
70.48
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