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Mermentau, LA
Full City Profile · Louisiana · Acadia Parish County
3.7
/5.0
B+
Good
570
Population
268/sq mi density
$112,864
Median Income
$27,886 per capita
$55,900
Home Value
$131,294 Zillow
$490
Median Rent
40.7% income on rent
68°F
Avg Temperature
313 sunny days/yr
424
Violent Crime/100K
2,890 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$112,864 median income, 2.8% unemployment
A+
Affordability
5.0 / 5.0
$55,900 home value, $490/mo rent
F
Safety
1.0 / 5.0
424 violent crimes/100K (12% above avg)
B+
Education
3.9 / 5.0
36.5% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
-22.6%
647 → 501
over 10 years
Annual Pop. Growth
-2.52%
Compound annual growth rate
Median Income Change
+277.3%
$29,917 → $112,864
nominal, not inflation-adjusted
Annual Income Growth
+14.2%
Compound annual growth rate
Population Over Time
Total population for Mermentau 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
419
-82 from 2023 (501)
Projected Median Income 2030
$285,903
+$173,039 from 2023 ($112,864)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 647 | — | $29,917 | — |
| 2015 | 644 | -0.5% | $36,184 | +20.9% |
| 2017 | 633 | -1.7% | $31,667 | -12.5% |
| 2019 | 626 | -1.1% | $34,583 | +9.2% |
| 2021 | 515 | -17.7% | $100,122 | +189.5% |
| 2023 | 501 | -2.7% | $112,864 | +12.7% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.