Louisiana · Census, HUD and BEA figures · Updated

Cost of Living in St. Tammany Parish, LA

Prices around St. Tammany Parish, LA run 7.3% below the U.S. average (BEA, the metro area). The typical household there earns $81,202 a year, and HUD puts a two-bedroom at $1,331 a month. Keeping that rent under 30% of income takes about $53,240 a year.

St. Tammany Parish, LA at a glance

Median household income

$81,202$6,767 per month · U.S. Census Bureau ACS 5-Year
2-bedroom rent$1,331HUD FY2026 Fair Market Rent
Price level (U.S. = 100)92.7-7.3% · BEA, the metro area
Electricity13.5¢per kWh · EIA Residential LA
Population272,421Census ACS 5-year estimate

How much rent can you afford in St. Tammany Parish, LA?

HUD’s fair market rent for each size, against what a typical household here earns. Change the income to see yours.

Affordable (< 30% of income)
HUD Fair Market Rent$1,331Monthly market rent
Share of gross income19.7%Recommended max: 30%
Annual income needed$53,240To meet the 30% standard
Max affordable rent$2,030At 30% of $81,202
0%30% (Affordability standard)100%
Compare against:

How much is rent in St. Tammany Parish, LA? By bedroom, 2026

HUD's fiscal 2026 Fair Market Rents for Slidell-Mandeville-Covington, LA MSA, with the income each one takes if rent stays under 30% of it.

HUD Fair Market Rent in St. Tammany Parish, LA, fiscal 2026
Unit SizeMonthly RentAnnual Rent30% Rule Min. Income% of Median Income
Studio / Efficiency$990$11,880$39,60014.6%
1-Bedroom Apartment$1,130$13,560$45,20016.7%
2-Bedroom ApartmentBenchmark$1,331$15,972$53,24019.7%
3-Bedroom Home$1,724$20,688$68,96025.5%
4-Bedroom Home$1,996$23,952$79,84029.5%

Rent in St. Tammany Parish, LA, with the wage each unit needs →

What a typical income covers in St. Tammany Parish, LA

The 50/30/20 rule applied to the local median of $81,202 a year ($6,767 a month before tax).

Needs (50%)$3,383/moRent ($1,331 2-BR), utilities (~$121/mo), groceries, transit
Wants (30%)$2,030/moEating out, travel, subscriptions and the rest
Savings and debt (20%)$1,353/moEmergency fund, retirement, paying down loans

What $81,202 leaves after Louisiana taxes

Federal income tax, Social Security, Medicare and Louisiana tax on the local median income. Change the salary to see yours.

$81,202
$30,000$165,000
Filing status:
Gross salary breakdown$81,202
Net 79%
Fed 11%
LA 3%
FICA 8%
Annual take-home$63,906After all taxes
Monthly deposit$5,325Estimated per month
Biweekly paycheck$2,458Every 2 weeks (26/yr)
Effective tax rate21.3%Total tax burden
Federal income tax$9,034 / yr
Louisiana state income tax$2,050 / yr
FICA (Social Security & Medicare)$6,212 / yr

Living in St. Tammany Parish, LA: common questions

What is the median household income in St. Tammany Parish, LA?

According to the latest U.S. Census Bureau ACS 5-Year survey, the median household income in St. Tammany Parish, LA is $81,202 per year (approximately $6,767 per month).

What is the average rent in St. Tammany Parish, LA?

The closest official figure is HUD's Fair Market Rent for 2026: $990 for a studio, $1,130 for one bedroom, $1,331 for two, $1,724 for three and $1,996 for four, utilities included.

It is not an average of listings. HUD sets it at the rent 40% of recent movers paid or less for a standard unit, so a new lease on a nicer place will usually cost more.

Is St. Tammany Parish, LA expensive to live in?

Prices there run 7.3% below the U.S. average. BEA's regional price parity for the metro area is 92.7, where the U.S. is 100. Rent moves the number most: housing is where places differ, while goods cost about the same everywhere.

How much do you need to earn to comfortably afford rent in St. Tammany Parish, LA?

To keep a $1,331 two-bedroom under 30% of gross income, a household needs about $53,240 a year, or $4,437 a month. That is 66% of what the typical household in St. Tammany Parish, LA earns.

How much do you need to live comfortably in St. Tammany Parish, LA?

On the local median income of $81,202 ($6,767 a month before tax), the 50/30/20 rule leaves $3,383 a month for needs like rent, utilities and groceries, $2,030 for everything else and $1,353 for savings or debt. A two-bedroom at $1,331 takes 39% of the needs share.

How much is the electric bill in St. Tammany Parish, LA?

Homes in Louisiana paid 13.5¢ per kWh on average (EIA). At 900 kWh a month, a typical use, that is about $121. Your bill depends mostly on heating and cooling.