All Countries
Slidell, LA
Full City Profile · Louisiana · St. Tammany Parish County
3.4
/5.0
B
Good
28,664
Population
1,885/sq mi density
$66,657
Median Income
$33,984 per capita
$207,800
Home Value
$220,114 Zillow
$1,381
Median Rent
32.9% income on rent
68°F
Avg Temperature
313 sunny days/yr
270
Violent Crime/100K
2,849 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$66,657 median income, 2.6% unemployment
A+
Affordability
4.9 / 5.0
$207,800 home value, $1,381/mo rent
F
Safety
1.0 / 5.0
270 violent crimes/100K
B
Education
3.5 / 5.0
30.9% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+3.1%
27,606 → 28,470
over 10 years
Annual Pop. Growth
+0.31%
Compound annual growth rate
Median Income Change
+38.5%
$48,122 → $66,657
nominal, not inflation-adjusted
Annual Income Growth
+3.31%
Compound annual growth rate
Population Over Time
Total population for Slidell across each available Census ACS release.
Median Household Income Over Time
Median household income reported by U.S. Census ACS. Values are nominal (not adjusted for inflation).
Projected 2030
Simple projections extrapolating the 2013–2023 compound annual growth rate forward. These are mathematical extensions of recent trends, not forecasts — real outcomes depend on migration, policy and economic shifts.
Projected Population 2030
29,094
+624 from 2023 (28,470)
Projected Median Income 2030
$83,723
+$17,066 from 2023 ($66,657)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 27,606 | — | $48,122 | — |
| 2015 | 27,926 | +1.2% | $51,958 | +8% |
| 2017 | 27,977 | +0.2% | $55,168 | +6.2% |
| 2019 | 27,758 | -0.8% | $54,906 | -0.5% |
| 2021 | 28,658 | +3.2% | $57,920 | +5.5% |
| 2023 | 28,470 | -0.7% | $66,657 | +15.1% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.