St. Louis County , Missouri
Population: 996,618 residents · 2023 Census ACS
Income $81,340 Home $260,700 Rent $1,164/mo
Page updated: · Data vintage: CDC PLACES 2023 · FEMA NRI v1.20
Across 996,618 residents, St. Louis County tracks with a mixed cost-and-earnings profile — useful as a comparison anchor for Missouri and neighboring counties alike. FEMA's National Risk Index ranks St. Louis County in the top 1% nationally for overall natural-hazard exposure, with earthquake risk the dominant local risk.
$81,340
Median Income
household
$260,700
Home Value
median
$1,164/mo
Monthly Rent
median gross
N/A
Unemployment
rate
Income & Housing
| Median Household Income | $81,340 |
| Per Capita Income | $51,085 |
| Poverty Rate | 9.6% |
| Median Home Value | $260,700 |
| Median Gross Rent | $1,164/mo |
| Owner Occupied | 69.0% |
| Renter Occupied | 31.0% |
Demographics & Education
| Total Population | 996,618 |
| Median Age | 40.2 yrs |
| Bachelor's or Higher | 46.9% |
Health Outcomes
CDC PLACES 2023 · % of adults
31.5%
Obesity
9.6%
Diabetes
13.2%
Smoking
32.5%
High Blood Pressure
25.4%
No Physical Activity
22.7%
Depression
33.8%
Insufficient Sleep
79.5%
Annual Checkup
Natural Hazard Risk
FEMA National Risk Index · county-level scores
Overall risk score: 99.3 · 99th national percentile
🌪️ Tornado
98.06
🌀 Hurricane
45.10
🔥 Wildfire
61.70
❄️ Winter Storm
98.35
🌍 Earthquake
99.05
☀️ Drought
27.80
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