St. Mary Parish, Louisiana
Population estimates, July 1, 2025, (V2025) 46,552
People
Population
Population estimates, July 1, 2025, (V2025) 46,552
Population estimates, July 1, 2024, (V2024) 46,799
Population estimates base, April 1, 2020, (V2025) 49,405
Population estimates base, April 1, 2020, (V2024) 49,408
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) -5.8%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) -5.3%
Population, Census, April 1, 2020 49,406
Population, Census, April 1, 2010 54,650
Age and Sex
Persons under 5 years, percent 6.5%
Persons under 18 years, percent 24.7%
Persons 65 years and over, percent 19.8%
Female persons, percent 50.9%
Race and Hispanic Origin
White alone, percent 62.1%
Black alone, percent(a) 31.1%
American Indian and Alaska Native alone, percent(a) 2.7%
Asian alone, percent(a) 1.5%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.1%
Two or More Races, percent 2.4%
Hispanic or Latino, percent(b) 10.8%
White alone, not Hispanic or Latino, percent 53.7%
Population Characteristics
Veterans, 2020-2024 1,852
Foreign-born persons, percent, 2020-2024 5.0%
Housing
Housing Units, July 1, 2025, (V2025) 22,686
Owner-occupied housing unit rate, 2020-2024 68.6%
Median value of owner-occupied housing units, 2020-2024 $138,900
Median selected monthly owner costs - with a mortgage, 2020-2024 $1,420
Median selected monthly owner costs - without a mortage, 2020-2024 $418
Median gross rent, 2020-2024 $848
Building Permits, 2025 40
Families & Living Arrangements
Households, 2020-2024 18,463
Persons per household, 2020-2024 2.55
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 89.2%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 10.0%
Computer and Internet Use
Households with a computer, percent, 2020-2024 89.9%
Households with a broadband Internet subscription, percent, 2020-2024 87.4%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 80.3%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 13.6%
Health
With a disability, under age 65 years, percent, 2020-2024 11.4%
Persons without health insurance, under age 65 years, percent 8.8%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 54.1%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 49.9%
Total accommodation and food services sales, 2022 ($1,000)(c) 146,085
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 214,499
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 367,820
Total retail sales, 2022 ($1,000)(c) 676,105
Total retail sales per capita, 2022(c) $14,139
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 23.2
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $52,576
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $28,265
Persons in poverty, percent 21.8%
Businesses
Businesses
Total employer establishments, 2023 1,083
Total employment, 2023 18,400
Total annual payroll, 2023 ($1,000) 1,103,633
Total employment, percent change, 2022-2023 1.5%
Total nonemployer establishments, 2023 3,820
All employer firms, Reference year 2023 805
Male-owned employer firms, Reference year 2023 552
Female-owned employer firms, Reference year 2023 S
Minority-owned employer firms, Reference year 2023 105
Nonminority-owned employer firms, Reference year 2023 600
Veteran-owned employer firms, Reference year 2023 11
Nonveteran-owned employer firms, Reference year 2023 649
Geography
Geography
Population per square mile, 2020 88.9
Population per square mile, 2010 98.4
Land area in square miles, 2020 555.84
Land area in square miles, 2010 555.38
FIPS Code 22101