Cost of Living in St. Tammany Parish, LA

Modeled annual cost: $52,830.

Median family income: $93,950.

Affordability Snapshot

LA County Median

$44,055

State Rank

3thMost expensive counties in LA out of 64See Louisiana county rankings

Median Income

$93,950

Location Type

Metro

Biggest category:

Housing is the biggest expense in St. Tammany Parish, LA.

$13,942 per year.

Cost breakdown

Total

$52,830

Per year

  • Housing:$13,942
  • Transport:$13,324
  • Taxes:$10,078
  • Other Costs:$5,672
  • Healthcare:$5,487
  • Food:$4,327
  • Childcare:$0

* Percentages may not add up to 100% due to rounding.

Cheaper counties in Louisiana

1De Soto Parish, LA
$40,568
2Natchitoches Parish, LA
$40,973
3Webster Parish, LA
$41,073
4East Carroll Parish, LA
$41,127
5Madison Parish, LA
$41,355

Popular comparisons in Louisiana

See how St. Tammany Parish, LA compares across the country.

Explore our cost of living interactive map to compare St. Tammany Parish, LA with multiple counties in the United States.

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Cost of Living in St. Tammany Parish, LA (2026)