Cost of Living in St. Mary Parish, Louisiana
At a Glance
Rent burden measured as median gross rent as a percentage of renter household income (Census ACS B25071)
These figures are county medians, not a personal budget. Use them to frame rent, ownership, and income tradeoffs, then account for household size, commute, financing, insurance, taxes, debt, and local availability before making a decision.
How St. Mary Parish Compares
Median monthly rent comparison
Detailed Housing Stats
National Ranking
Affordability Rank
St. Mary Parish ranks #859 of 3,142 counties for affordability (top 27%)
Sourced county brief
St. Mary Parish Median Home Value Stands at $138,900
The median home value in St. Mary Parish is $138,900, which is below the state unweighted county mean of $167,369. For renters, the median gross rent is $848 per month, below the Louisiana unweighted county mean of $914. The official ACS B25071 median gross rent as a percentage of household income (GRAPI) is 30.3%, while the state unweighted county mean stands at 32.7%. Median renter-household income for the parish is estimated at $29,878. Homeowners face a median selected monthly owner cost of $606, which is lower than the state unweighted county mean of $738. These figures from the 2020-2024 ACS 5-Year Estimates represent a specific snapshot of the region's housing market and income levels. See ACS table B25071 for the underlying estimate.
Source record
- U.S. Census Bureau ACS 2020-2024 5-Year Estimates — B25064 Median Gross Rent
- U.S. Census Bureau ACS 2020-2024 5-Year Estimates — B25071 GRAPI
- U.S. Census Bureau ACS 2020-2024 5-Year Estimates — B25077 Median Home Value
- U.S. Census Bureau ACS 2020-2024 5-Year Estimates — B25088 Selected Monthly Owner Costs
- U.S. Census Bureau ACS 2020-2024 5-Year Estimates — B25119 Household Income by Tenure
Data version acs5-2020-2024 · Method cost-brief-v1
Cost of Living Advisory: St. Mary Parish
Affordability Verdict
ACS B25071 estimates median gross rent at 30.3% of renter household income in St. Mary Parish, which is between the 30% and 50% rent-burden benchmarks. This is a median percentage among renter-occupied units, not the share of households above a threshold.
Rent vs. Own
Median gross rent is $848 per month; median selected monthly owner costs are $606. These ACS medians describe different tenure groups and are not a personalized rent-versus-buy calculation.
Income Needed
Using the common 30% budgeting benchmark, $33,920 in annual gross income would allocate 30% to the county's median gross rent. This is a reproducible illustration, not evidence that a particular household can afford housing.
Regional Context
The Louisiana unweighted mean of county median rents is $914 per month. St. Mary Parish's $848 median is 7.3% below that comparison value.
Data version acs5-2020-2024 · Method cost-advisory-v2
Affordability Calculator
See how your income compares to housing costs in St. Mary Parish
Rent Burden
19.4%
of gross income
Max Housing (28% Rule)
$1,227
per month
Owner Cost Burden
13.8%
of gross income
You can likely afford the median home in St. Mary Parish
Median home value is $138,900. Estimated monthly cost: $1,109 vs. your max of $1,227.
Rent Affordability Guide
Income Needed Calculator
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Based on the 30% rule for rent and 28% rule for housing costs (mortgage + owner costs). Mortgage estimate assumes 20% down, 7.2% interest, 30-year fixed.
Frequently Asked Questions
What is the cost of living in St. Mary Parish, Louisiana?
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See Today's RatesData: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2020-2024). Data is informational only and is not personalized financial advice.
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