County profile
St. Tammany Parish, LA
United States · GDP 2024
#291 of 3,127 US counties by GDP54th-percentile growthmore diversified than 81% of counties
EA Place Score
——methodology in progress
GDP 2024 (USD)
$17.4B
BEA · 2024
GDP growth (YoY)
+4.7%
BEA · 2024
Jobs tracked
86,457
Census CBP · 2023
Employers
7,101
Census CBP · 2023
Avg. wage
$58.3k
BLS QCEW · 2023
Population
279,108
Census PEP · 2025
Labor, income & education
Unemployment
4.5%
Median HH income
$81.2k±$2.0k
Bachelor's degree+
37.7%±1.2%
Poverty rate
11.4%±1.1%
Business applications
4,678 · 2025
Retail establishments
912
32.8/10k pop
Public companies headquartered here
SEC EDGAR · FMPCompanySectorRevenueEA
1Pool CorporationIndustrials$5.3B76B+2Globalstar, Inc.Communication Services$273.0M69B3Hornbeck Offshore Services, Inc.Energy$225.7M——4Heritage NOLA Bancorp, Inc.Financial Services$255.0k——HQ-based placement with total (global) headcount — local employment attribution needs firmographic data; the industry mix at right is measured county data (CBP).
Industry mix · employment
Health care29%
Retail trade22%
Food & accommodation20%
Construction14%
Professional services9%
Other services6%
share of top-6 sector employment · CBP 2023
Population & migration
Census PEP · 2020–2025
279,108
residents · 2025 · +5.3% since 2020
Income per capita $82.4k · BEA 2024
COMPONENTS OF CHANGE · 2021–2025
Domestic migration+9,975
International migration+3,849
Natural change+508
GDP trend
2019–2024 · nominal
$13.2B2019
$12.9B2020
$14.7B2021
$15.5B2022
$16.6B2023
$17.4B2024
Real estate & risk
FHFA · ACS · FEMA
Median home value
$284.0k±$5.9k
Median gross rent
$1.3k/mo±$35/mo
Vacancy rate
7.8%±0.8%
Affordability
4.9× wages
Residential permits
$349.1M
1,096 units · 3.9/1k pop
FEMA risk score
96.6
HUD Fair Market Rent (2BR):$1.3k/mo · 2026
TOP PERILS · FEMA NRI
Hurricane 99Heat wave 96Lightning 96
FHFA HOUSE PRICE INDEX · 2016–2025
4272016
4392017
4482018
4592019
4732020
5112021
5852022
6012023
6072024
6192025
RESIDENTIAL PERMITS · 2021–2025
↓ -44% since 20211,9602021
1,4922022
8262023
1,0662024
1,0962025
Transport access
BTS · FAA · USACE
Nearest interstate
3.8 km
I-12
Nearest freight rail
8.4 km
Freight rail
Nearest port
19.1 km
TRINITY INDUSTRIES MARINE GROUP MADISONVILLE DOCKING SLIPS
Nearest commercial airport
48.4 km
STENNIS INTL
Filing activity
SEC EDGARWage trend
BLS QCEW · 2019–2023$58.3k
avg. annual pay · +22% since 2019
Similar US counties
nearest by GDPNearby & same-state counties
by GDP rankThe read
What is the GDP of St. Tammany?
St. Tammany's economy produced $17.4B in 2024, growing 4.7% year over year — about the middle of the pack among US counties. Its largest employment sector is health care.
GDP: BEA (2024), USD-normalized · Jobs/employers/wages & industry mix: Census CBP (2023) · Population & migration: Census PEP · Income: BEA CAINC1 · Companies: SEC EDGAR + FMP, by HQ.