RANK #747 / 996 · POP 266,168 · LA
PROJECTED GROWTH: -0.2%
St. Tammany Parish, on the north shore of Lake Pontchartrain, offers a blend of natural beauty and community life, just a 40-minute drive from New Orleans. Mandeville, one of its notable towns, was originally a weekend retreat for New Orleanians. The parish is known for its extensive outdoor recreation, including the 31-mile Tammany Trace, a rails-to-trails path connecting several towns for cyclists and pedestrians. Fontainebleau State Park, with its ancient live oaks and Lake Pontchartrain access, provides opportunities for hiking, fishing, and kayaking.
Life in St. Tammany Parish appeals to families and commuters seeking a quieter pace with access to urban amenities. The public school system is recognized for its quality, with many schools receiving high ratings. Commute options include driving across the Lake Pontchartrain Causeway, and local transit services are available. The economy is experiencing growth, with recent investments across various sectors, including manufacturing, logistics, and professional services.
Above national median (4.7x)
Below national median
Prices declining
Moderate climate & terrain
Above national median (13x)
Housing is fairly valued at 5.2x relative to local economic output. The typical U.S. county is 4–6x.
Source: Redfin · Census BPS — Browse sales on Redfin →
| PROJECT | AMOUNT | STATUS |
|---|---|---|
|
Flood Risk Management and Coastal Storm Risk Management Project (Levee System, Structure Raising/Floodproofing)
U.S. Army Corps of Engineers
|
$5,900M | Proposed |
|
St. Tammany Parish Infrastructure Improvements (Roads, Bridges, Drainage, Broadband)
St. Tammany Parish Government
|
$53M | Planned |
Source: public records, news, corporate announcements. Amounts are estimates where noted.
Bars show percentile rank among all 996 counties.
St. Tammany Parish has a Boom Town Index score of 25/100, ranking #747 among 996 U.S. counties. With job growth at +1.1% and a median household income of $76,914, it faces some economic headwinds compared to faster-growing counties.
The median home value in St. Tammany Parish is $262,400 with median rent at $1,247/month. The income-to-home-value ratio is 0.2931, which is more affordable than the national average.
Population growth: +1.3% year-over-year. Job growth: +1.1%. Home values changed -0.7% in the past 12 months.
Yes — 3.46% of St. Tammany Parish's population moved from another state, which is above the national average and indicates strong in-migration.