St. Tammany Parish, Louisiana

St. Tammany Parish has a population of 272,421 and has grown 5.5% since the 2020 census. The median home is worth $284,000, about 3.5 times the county's median household income of $81,202.

Home price
$284,000
Income
$81,202
Population
272,421
Unemployment
4.8%

Housing

Home values, rent, property taxes, insurance and how local prices relate to local incomes.

Median home price$284,000county
Median gross rent$1,332county
Median year homes here were built1995county
Share of homes built before 198021.4%county
Share of homes that are manufactured or mobile6.6%county
Share of homes that are vacant7.8%county
Share of occupied homes that are rented21.1%county
Share of homes held for seasonal or occasional use1.7%county
Typical monthly rent$1,544county
HUD fair market rent, 2-bed$1,331county
HUD fair market rent, 1-bed$1,130county
HUD fair market rent, 3-bed$1,724county
Home insurance / yr$5,986(statewide)

Money

Household earnings and buying power. Adjusted income restates local income using the statewide cost-of-living index.

Cost of living92.3(statewide)
Median household income$81,202county
Family health premium / yr$23,190(statewide)
Infant childcare / yr$8,873(statewide)
Regular gas price / gal$3.581(statewide)
Poverty rate11.4%county

Jobs

What people here do for work, who they work for, whether they work from home, and how much of the local economy sits in one industry.

Workers who work from home13.2%county
Unemployment rate4.8%county
Share of adults in the labor force62.9%county
Share of workers who are self-employed7.3%county
Share of workers employed by government14.5%county
Share of workers in the largest industry25.5%county
Economic output per resident$63,807county

Taxes

State tax rules that can affect take-home pay, investments and everyday purchases.

Property tax rate0.71%county
Top state income tax3.00%(statewide)
Capital gains tax3.00%(statewide)
Combined sales tax10.13%(statewide)

Transportation

Distance to air travel and how people get around locally. Distances are straight-line from the county's population-weighted centre, so driving is further.

Mean commute time31.5 mincounty
Miles to nearest airport with airline service32 micounty
Passengers boarding at the nearest airline airport6537092county
Miles to nearest general aviation field4.3 micounty
Airports with airline service located here0county
General aviation airfields located here2county
Passenger train stations and the railway network1county
Miles to the nearest passenger rail station13 micounty
Households without a vehicle4.3%county
Traffic deaths23.1county
Change in traffic deaths per 100,000-8.5(statewide)

Schools

Public schools and colleges counted where they actually sit, plus the education level of adults who live here. Students per teacher is a staffing measure, not a quality ranking.

Adults 25+ with a bachelor's degree or higher37.7%county
Adults 25+ with a high school diploma or higher92.0%county
Public schools in the county56county
Public school enrollment36212county
Students per full-time teacher12.9county
Free lunch eligible44.4%county
Elementary schools29county
Middle schools19county
High schools8county
Institutions granting bachelor's degrees or above1county
Share of local colleges that are public50.0%county
Two-year institutions1county
Miles to the nearest bachelor's-granting institution13 micounty

Health

Primary care physicians77county
Medicare-certified hospitals in this county8county
Hospitals here with an emergency department2county
Average CMS star rating of hospitals here3county
Fine particulate matter9.0 µgcounty
Without health insurance6.8%county
Adults who were food insecure in the past year15.0%county
Adults who received food assistance in the past year11.3%county
Frequent mental distress18.5%county
No leisure-time physical activity28.0%county
Diagnosed diabetes13.4%county

Place

Who lives here and what the place is like: population, age, migration, safety and civic profile.

Population272,421county
Land area in square miles845county
People per square mile of land322.0county
Supermarkets and grocery stores40county
Convenience stores20county
Share living far from a food store35.7%county
Share living in a low-income, low-access tract12.9%county
Population change since 2020+5.5%county
Natural change per 1,000 residents0county
Net international migration per 1,000 residents2county
Median age40.5 yrscounty
Share of residents under 1823.6%county
Share of residents 65 and over18.4%county
Share of households that are one person25.5%county
Share of residents born outside the United States4.5%county
Second languages7.0%county
Share of residents on a religious body’s rolls81.1%county
Congregations per 100,000 residents89county
Net domestic migration per 1,000 residents3county
Households that moved in6,562county
Households that moved away6,232county
Average income of arriving households$73,365county
Average income of departing households$68,778county
Homes authorised per 1,000 existing homes10county
Housing units authorised in the latest year1,096county
Share of permitted homes in multifamily buildings0.9%county
Violent crime rate520(statewide)

Weather

Measured annual temperature, precipitation and snowfall. These are climate facts, not a ranking.

Avg. annual temperature69.4°Fcounty
Annual precipitation48.9 incounty
Annual snowfall4.1 incounty
Average daily solar energy4.79 kWh/m²county
Days reaching 90°F106 dayscounty
Days at or below freezing20 dayscounty

Gardening

Plant hardiness zoneZone 8acounty
Frost-free days267 dayscounty
Average last spring frostMar 1county
Average first fall frostNov 22county

Utilities

Average monthly electric bill$150county
Electric utilities serving this county3county
Electricity price per kWh11.8¢county
Household electricity use1,224 kWhcounty
Residential natural gas price$20.20(statewide)
Homes heated by electricity61.9%county
Homes heated by utility gas34.4%county
Homes heated by propane2.7%county
Homes heated by fuel oil0.0%county
Homes heated by wood0.2%county
Households with broadband94.1%county

Risk

Relative exposure to air pollution and natural hazards. Higher values indicate more measured risk, not a prediction.

Riverine flood risk94.2county
Coastal flood risk82.6county
Drought risk80.2county
Landslide risk37.9county
Hail risk88.0county
Earthquake risk67.3county
Tornado risk86.6county
Tropical cyclone risk98.9county
Extreme heat risk96.3county
Winter weather risk79.0county
Strong wind risk80.9county
Wildfire risk89.6county

Sports

Major pro teams based here0county
NFL teams based here0county
NBA teams based here0county
MLB teams based here0county
NHL teams based here0county
MLS soccer teams based here0county
Top-division college football teams0county
Second-tier college football teams0county
Affiliated minor league baseball teams0county
AHL teams based here0county
ECHL teams based here0county

Figures marked county are measured for St. Tammany Parish directly. The rest are published at state level only and show the Louisiana figure — see methodology for each source and its limits.

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