St. Mary Parish, Louisiana

LA · FIPS 22101 · ACS 2024 5-Year Estimates

Key Statistics

Total Population
47,828
Rank #1,044 of 3,222
68th %ile
Median Household Income
$52,576 −30.0% vs nat'l
Rank #2,626 of 3,222
18th %ile
Poverty Rate
20.8% +65.0% vs nat'l
Rank #2,744 of 3,222
15th %ile
Median Home Value
$138,900 −50.7% vs nat'l
Rank #2,402 of 3,222
25th %ile
Bachelor's Degree or Higher
13.6% −59.5% vs nat'l
Rank #2,970 of 3,222
8th %ile
Unemployment Rate
5.4% +1.1% vs nat'l
Rank #2,226 of 3,222
31th %ile

At a Glance

68.6% Homeownership
91.5% Insured
13.6% Bachelor's+

Age & Sex Distribution

MaleFemale
0-910-1920-2930-3940-4950-5960-6970-7980+10%5%0%5%10%

Race & Ethnicity

White (non-Hispanic)Black (non-Hispanic)Hispanic or LatinoTwo or More RacesAmerican Indian (non-Hispanic)Asian (non-Hispanic)Other (non-Hispanic)Native Hawaiian/Pacific Islander0.0%10.5%20.9%31.4%41.8%52.3%53.4%28.8%9.8%5.2%1.5%1.0%0.3%0.0%

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.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.