St. Landry Parish: Demographics & People
St. Landry Parish's population stands at 81,670 people. Median age 37.8 years. Population is 40% Black and 3% Hispanic or Latino. County is losing 1,067 residents per year (2022-2023). County health: 40% adult obesity, 27% smoke.
Population & Trend
Current population 81,670; figures track the most recent Census ACS 5-year estimates.
| Population | 81,670 people |
|---|---|
| Total Town Population | 27,394 people |
Age Distribution
Median age 37.8y is 1.1 years younger than the U.S. median (38.9y).
| Age Summary · Total Pop | 81,670 |
|---|---|
| Age Summary · Under 18 | 21,689 |
| Age Summary · 18 To 34 | 16,873.0× |
| Age Summary · 35 To 64 | 29,267.0× |
| Age Summary · 65 Plus | 13,841 |
| Age Summary · Pct Under 18 | 26.6% |
| Age Summary · Pct 18 To 34 | 20.7% |
| Age Summary · Pct 35 To 64 | 35.8% |
| Median age | 37.8 years (at Louisiana median) |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Race, Ethnicity & Diversity
Of 81,670 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| Census Demographics · Total Population | 81,670 people |
|---|---|
| White residents | 42,790 |
| Black residents | 32,754 |
| Asian residents | 473 |
| Census Demographics · Aian | 81 |
| Census Demographics · Nhpi | 210 |
| Census Demographics · Other Race | 1,814 |
| Census Demographics · Two Or More Races | 3,548 |
| Diversity Index | 56.2% |
| Asian population | 0.6% |
| Black population | 40.1% |
| Hispanic or Latino population | 3.1% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS).
| Census Citizenship · Total | 81,670 |
|---|---|
| Census Citizenship · Native | 80,344 |
| Residents born in this state | 75,069 |
| Residents born in another state | 5,034 |
| Census Citizenship · Foreign Born | 3,095 |
| Census Citizenship · Naturalized | 682 |
| Census Citizenship · Non Citizen | 241 |
| Foreign-born residents | 3.8% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Residential Stability & Migration
How long residents have lived here and where they came from. The surrounding county is losing 1,067 residents per year on net (IRS migration data).
| Migration · People moving in (annual) | 72,085 |
|---|---|
| Migration · People moving out (annual) | 73,152 |
| Migration · Net migration (in − out) | -1,067 |
| Migration · Year | 2022-2023 |
Sources: IRS SOI Migration 2022-2023
Disability
Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.
| Census Disability · Total Pop | 80,627 |
|---|---|
| With Disability | 13,060 |
| Pct With Disability | 16.2% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Group Quarters
Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 0 residents live in group quarters.
| Census Group Quarters · Total | 1,162 |
|---|
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28
Other
| Census Mobility · Total | 80,524 |
|---|---|
| Census Mobility · Same House | 74,146 |
| Census Mobility · Same County | 4,519 |
| Census Mobility · Diff County Same State | 1,199 |
| Census Mobility · Diff State | 571 |
| Census Mobility · From Abroad | 89 |
| Census Mobility · Moved Total | 6,378 |
| Census Mobility · Pct Moved In Year | 7.9% |
| Pct White | 52.4% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-28