The Town FilesSlidell, Louisiana
City in St. Tammany Parish · population 28,781 (2020 Census)
- Median home
- $217,700
- Household income
- $70,497
- Jan low / Jul high
- 42° / 90°
- Snow a year
- 0 in
- Tornadoes ≤10 mi since 1950
- 33
- Median age
- 38.9
Slidell is a city of 28,781 people in St. Tammany Parish, Louisiana. The median home is worth $217,700, above the typical Louisiana town ($166,450). It ranks better for first-time buyers than 98% of Louisiana towns, more vibrant than 96% of Louisiana towns, more walkable than 90% of Louisiana towns.
How Slidell 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 Slidell is worth $217,700, above the typical Louisiana town ($166,450). Homes cost about 3.1 times the median household income of $70,497, which is more affordable than 47% of Louisiana towns. Median rent is $1,375 a month. 68.5% of households own their home.
| Housing | Slidell | Typical Louisiana town |
|---|---|---|
| Median home value | $217,700 | $166,450 |
| Median rent | $1,375 | $887 |
| Median household income | $70,497 | $52,134 |
| Home value ÷ income | 3.1× | 3.0× |
| Homeownership | 68.5% | 70.4% |
| Median year built | 1979 | 1979 |
| Seasonal / vacation homes | 1.1% | — |
Who lives in Slidell
| People | Slidell | Typical Louisiana town |
|---|---|---|
| Median age | 38.9 | 38.4 |
| Age 65 and over | 21.4% | 17.0% |
| Under 18 | 23.7% | — |
| Bachelor's degree or higher | 31.4% | 15.8% |
| Below the poverty line | 15.7% | 20.4% |
| Veterans | 9.2% | — |
| Born outside the U.S. | 4.5% | — |
| Work from home | 11.1% | 4.7% |
| Average commute | 29.1 min | 25.8 min |
| Homes with broadband | 95.5% | 84.6% |
Weather in Slidell
July highs average 89.6°F and January lows 41.6°F. About 66.2 inches of rain and melted snow fall a year, with 0.1 inches of snow (typical Louisiana town: 0.0 in). Expect about 64 days a year at 90°F or hotter and 16 nights at or below freezing.
Tornadoes, storms and disasters
33 tornadoes have passed within 10 miles of Slidell since 1950, compared with 27 for the typical Louisiana town. 6 rated (E)F2 or stronger. The strongest, an EF2, struck on April 10, 2024 about 1.6 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 32 times; the largest was 2.75 inches on March 31, 2005.
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 Slidell itself the ACS puts it at 5.8%.
Public schools in Slidell
20 public schools with 14,841 students, about 14.5 students per teacher.
| School | Grades | Students | Per teacher |
|---|---|---|---|
| Slidell High School | 9-12 | 1,833 | 14.8 |
| Northshore High School | 9-12 | 1,610 | 15.5 |
| Salmen High School | 9-12 | 1,191 | 17.0 |
| W.L. Abney Elementary | 1-5 | 1,063 | 15.6 |
| Little Oak Middle School | 4-6 | 907 | 15.6 |
| Henry Mayfield Elementary School | PK-6 | 793 | 12.8 |
| Slidell Junior High School | 7-8 | 769 | 14.5 |
| St. Tammany Junior High School | 6-8 | 764 | 16.3 |
| Bonne Ecole Elementary School | PK-6 | 737 | 13.9 |
| Boyet Junior High School | 7-8 | 696 | 15.5 |
| Clearwood Junior High School | 4-8 | 667 | 13.3 |
| Cypress Cove Elementary School | PK-1 | 646 | 13.2 |
Towns near Slidell
- Eden Isle, LA4.7 mi · 7,782 people · home $371,600
- Pearl River, LA6.0 mi · 2,565 people · home $235,200
- Lacombe, LA9.0 mi · 8,657 people · home $207,900
- Nicholson, MS14.6 mi · 2,833 people · home $97,400
- Picayune, MS18.0 mi · 11,885 people · home $157,100
- New Orleans, LA18.6 mi · 383,997 people · home $315,700
- Abita Springs, LA19.6 mi · 2,631 people · home $269,300
- Mandeville, LA19.9 mi · 13,192 people · home $376,100
Slidell questions
Is Slidell, Louisiana a good place to retire?
On The Town Files lifestyle rankings, Slidell scores better for retirees than 53% of Louisiana towns and quieter than 17%. 21.4% of residents are 65 or older (median age 38.9).
How much does a house cost in Slidell?
The median owner-occupied home in Slidell is valued at $217,700 (Census ACS 2020–2024), against a median household income of $70,497, so homes cost about 3.1 times income. Median rent is $1,375 a month.
What is the weather like in Slidell?
July highs average 89.6°F and January lows 41.6°F (NOAA 1991–2020 normals). It gets about 66.2 inches of precipitation a year and 0.1 inches of snow.
Does Slidell get tornadoes?
33 tornadoes have passed within 10 miles of Slidell since 1950 (NOAA Storm Events); the strongest was an EF2 on April 10, 2024. 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)