St. Martin County , Louisiana
Population: 51,559 residents · 2023 Census ACS
Income $53,394 Home $151,000 Rent $865/mo
Page updated: · Data vintage: CDC PLACES 2023 · FEMA NRI v1.20
Across 51,559 residents, St. Martin County tracks on the more affordable end of national norms — useful as a comparison anchor for Louisiana and neighboring counties alike. FEMA's National Risk Index ranks St. Martin County in the top 13% nationally for overall natural-hazard exposure, with hurricane exposure the dominant local risk.
$53,394
Median Income
household
$151,000
Home Value
median
$865/mo
Monthly Rent
median gross
N/A
Unemployment
rate
Income & Housing
| Median Household Income | $53,394 |
| Per Capita Income | $29,983 |
| Poverty Rate | 16.6% |
| Median Home Value | $151,000 |
| Median Gross Rent | $865/mo |
| Owner Occupied | 78.9% |
| Renter Occupied | 21.1% |
Demographics & Education
| Total Population | 51,559 |
| Median Age | 39.7 yrs |
| Bachelor's or Higher | 15.3% |
Health Outcomes
CDC PLACES 2023 · % of adults
45.0%
Obesity
15.5%
Diabetes
19.7%
Smoking
39.3%
High Blood Pressure
33.3%
No Physical Activity
28.5%
Depression
42.3%
Insufficient Sleep
79.6%
Annual Checkup
Natural Hazard Risk
FEMA National Risk Index · county-level scores
Overall risk score: 87.3 · 87th national percentile
🌊 Flood
87.00
🌪️ Tornado
89.50
🌀 Hurricane
96.12
🔥 Wildfire
25.00
❄️ Winter Storm
43.98
🌍 Earthquake
43.83
☀️ Drought
92.72
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