The Town FilesMandeville, Louisiana
City in St. Tammany Parish · population 13,192 (2020 Census)
- Median home
- $376,100
- Household income
- $94,405
- Jan low / Jul high
- 40° / 90°
- Snow a year
- 0 in
- Tornadoes ≤10 mi since 1950
- 29
- Median age
- 43.7
Mandeville is a city of 13,192 people in St. Tammany Parish, Louisiana. The median home is worth $376,100, above the typical Louisiana town ($166,450). It ranks more upscale than 98% of Louisiana towns, better for young professionals than 97% of Louisiana towns, hipper than 97% of Louisiana towns.
How Mandeville ranks
Percentile among Louisiana towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of Louisiana towns.
Homes and cost of living
The median home in Mandeville is worth $376,100, above the typical Louisiana town ($166,450). Homes cost about 4.0 times the median household income of $94,405, which is more affordable than 18% of Louisiana towns. Median rent is $1,422 a month. 68.1% of households own their home.
| Housing | Mandeville | Typical Louisiana town |
|---|---|---|
| Median home value | $376,100 | $166,450 |
| Median rent | $1,422 | $887 |
| Median household income | $94,405 | $52,134 |
| Home value ÷ income | 4.0× | 3.0× |
| Homeownership | 68.1% | 70.4% |
| Median year built | 1990 | 1979 |
| Seasonal / vacation homes | 0.6% | — |
Who lives in Mandeville
| People | Mandeville | Typical Louisiana town |
|---|---|---|
| Median age | 43.7 | 38.4 |
| Age 65 and over | 21.6% | 17.0% |
| Under 18 | 23.2% | — |
| Bachelor's degree or higher | 49.0% | 15.8% |
| Below the poverty line | 7.1% | 20.4% |
| Veterans | 7.9% | — |
| Born outside the U.S. | 6.9% | — |
| Work from home | 22.3% | 4.7% |
| Average commute | 25.8 min | 25.8 min |
| Homes with broadband | 94.8% | 84.6% |
Weather in Mandeville
July highs average 90.1°F and January lows 40.2°F. About 62.5 inches of rain and melted snow fall a year, with 0.1 inches of snow (typical Louisiana town: 0.0 in). Expect about 83 days a year at 90°F or hotter and 29 nights at or below freezing.
Tornadoes, storms and disasters
29 tornadoes have passed within 10 miles of Mandeville since 1950, compared with 27 for the typical Louisiana town. 4 rated (E)F2 or stronger. The strongest, an EF2, struck on February 7, 2017 about 8.5 miles from the town center. The most recent was on June 18, 2026.
Hail of 1 inch or larger has been reported within 10 miles 20 times; the largest was 1.75 inches on May 29, 2010.
Severe weather in St. Tammany Parish since 1996
St. Tammany Parish has been included in 50 federal disaster or emergency declarations since 1953, most often for flood, other, hurricane.
| Declared | Incident | Declaration |
|---|---|---|
| June 30, 2026 | Tropical Storm | DR-4927: Tropical Storm Arthur |
| January 24, 2026 | Winter Storm | EM-3638: Severe Winter Storm |
| September 16, 2024 | Hurricane | DR-4817: Hurricane Francine |
| September 10, 2024 | Hurricane | EM-3614: Tropical Storm Francine |
| September 13, 2021 | Coastal Storm | EM-3574: Tropical Storm Nicholas |
Jobs and pay in St. Tammany Parish
St. Tammany Parish had 96,674 jobs in 2024, paying an average of $59,351 a year. Unemployment was 3.3% in 2023; in Mandeville itself the ACS puts it at 2.9%.
Public schools in Mandeville
14 public schools with 10,878 students, about 13.6 students per teacher.
| School | Grades | Students | Per teacher |
|---|---|---|---|
| Mandeville High School | 9-12 | 2,188 | 16.0 |
| Fontainebleau High School | 9-12 | 1,619 | 14.6 |
| Lakeshore High School | 9-12 | 901 | 13.1 |
| Fontainebleau Junior High School | 7-8 | 860 | 15.4 |
| Tchefuncte Middle School | 4-6 | 693 | 13.3 |
| Pontchartrain Elementary School | PK-3 | 689 | 12.3 |
| Lake Harbor Middle School | 4-6 | 603 | 14.0 |
| Mandeville Junior High School | 7-8 | 542 | 11.8 |
| Mandeville Middle | 4-6 | 535 | 13.7 |
| Mandeville Elementary School | PK-3 | 531 | 12.3 |
| Woodlake Elementary School | PK-3 | 496 | 11.8 |
| Marigny Elementary School | PK-1 | 435 | 12.4 |
Towns near Mandeville
- Madisonville, LA4.2 mi · 850 people · home $399,600
- Covington, LA7.2 mi · 11,564 people · home $295,100
- Abita Springs, LA8.1 mi · 2,631 people · home $269,300
- Lacombe, LA11.0 mi · 8,657 people · home $207,900
- Folsom, LA18.6 mi · 769 people · home $226,000
- Slidell, LA19.9 mi · 28,781 people · home $217,700
- Eden Isle, LA20.3 mi · 7,782 people · home $371,600
- Ponchatoula, LA20.8 mi · 7,822 people · home $200,300
Mandeville questions
Is Mandeville, Louisiana a good place to retire?
On The Town Files lifestyle rankings, Mandeville scores better for retirees than 93% of Louisiana towns and quieter than 10%. 21.6% of residents are 65 or older (median age 43.7).
How much does a house cost in Mandeville?
The median owner-occupied home in Mandeville is valued at $376,100 (Census ACS 2020–2024), against a median household income of $94,405, so homes cost about 4.0 times income. Median rent is $1,422 a month.
What is the weather like in Mandeville?
July highs average 90.1°F and January lows 40.2°F (NOAA 1991–2020 normals). It gets about 62.5 inches of precipitation a year and 0.1 inches of snow.
Does Mandeville get tornadoes?
29 tornadoes have passed within 10 miles of Mandeville since 1950 (NOAA Storm Events); the strongest was an EF2 on February 7, 2017. The typical Louisiana town has had 27.
- U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024)
- U.S. Census Bureau, 2020 Census and 2025 Gazetteer (2020 / 2025)
- NOAA NCEI U.S. Climate Normals (1991–2020)
- NOAA NCEI Storm Events Database (1950–2026)
- FEMA OpenFEMA Disaster Declarations (this product uses the FEMA OpenFEMA API but is not endorsed by FEMA) (1953–2026)
- NCES Common Core of Data (2023–24)
- BLS Quarterly Census of Employment and Wages; USDA ERS county unemployment (BLS LAUS) (2000–2024)
- The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025)