St. Mary Parish, Louisiana
LA · FIPS 22101 · ACS 2024 5-Year Estimates
| Metric | Value | vs National | Rank | Percentile |
|---|---|---|---|---|
| Total Population | 47,828 | — | #1,044 / 3,222 | |
| Median Household Income | $52,576 | -30.0% | #2,626 / 3,222 | |
| Median Age | 39.7 years | +2.1% | #2,201 / 3,222 | |
| Median Home Value | $138,900 | -50.7% | #2,402 / 3,222 | |
| Median Gross Rent | $848 | -27.1% | #1,762 / 3,222 | |
| Poverty Rate | 20.8% | +65.0% | #2,744 / 3,222 | |
Demographics
St. Mary Parish has a population of 47,828, making it the #1,044 most populous county in the US. The median age is 39.7 years, which is 2.1% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Household Type
Economy
The median household income in St. Mary Parish is $52,576, ranking #2,626 out of 3,222 counties — 30.0% below the national median. The poverty rate is 20.8% and unemployment stands at 5.4%.
Median Household Income Trend
Rankings →Poverty Rate Trend
Rankings →Housing
The median home value in St. Mary Parish is $138,900 (-50.7% vs national). Renters pay a median of $848/mo and the homeownership rate is 68.6%.
Median Home Value Trend
Rankings →Health
91.5% of residents in St. Mary Parish have health insurance coverage, which is 0.2% below the national rate.
About St. Mary Parish, Louisiana
St. Mary Parish, Louisiana has a total population of 47,828, making it the 1,044th most populous county in the United States. The median age in St. Mary Parish is 39.7 years, which is 2.1% above the national median of 38.9 years.
The median household income in St. Mary Parish is $52,576, which ranks #2,626 of 3,222 counties nationwide. This is 30.0% below the national median of $75,149. The poverty rate is 20.8%, higher than the national rate of 12.6%. The unemployment rate stands at 5.4%.
The median home value in St. Mary Parish is $138,900, 50.7% below the national median. Renters in St. Mary Parish pay a median gross rent of $848 per month. The homeownership rate is 68.6%, compared to the national rate of 64.4%.
In St. Mary Parish, 13.6% of residents aged 25 and older hold a bachelor's degree or higher, 59.5% below the national average of 33.7%. Health insurance coverage stands at 91.5% of the population. The average commute time for workers is 23.9 min.
St. Mary Parish is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 53.4% of the population, followed by Black (non-Hispanic) (28.8%) and Hispanic or Latino (9.8%).
All data for St. Mary Parish, Louisiana comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.