St. Landry Parish, Louisiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 16th-largest in Louisiana
The population of St. Landry Parish, Louisiana is 82,128 as of the 2023 American Community Survey, making it the 16th-largest county in Louisiana. The median household income is $45,637, the median home value is $142,900, and the median age is 37.5.
The population of St. Landry Parish has declined 3.2% since 2010 (83,503 → 80,869), a -0.23% annualized rate.
82,128
Population
-0.23%
Annual growth
89
People / sq mi
$45,637
Median Income
$142,900
Median Home Value
St. Landry Parish covers 923 sq mi of land at 88.9 people per square mile.
About St. Landry Parish, LA
St. Landry Parish is a county in Louisiana with a population of 82,128. It ranks #16 among counties in Louisiana by population. The median age is 37.5, younger than the national median. The population is 48.5% male and 51.5% female.
The median household income in St. Landry Parish is $45,637, below the US median of $74,580. 20.1% of residents live below the federal poverty level. Home values sit at a median of $142,900, with monthly rent averaging $742. The homeownership rate of 70.0% is higher than the national rate of 64.8%.
Educational attainment in St. Landry Parish reflects 14.3% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 5.9% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 29.9 minutes each way.
St. Landry Parish Population History (2010-2024)
The county of St. Landry Parish had a population of 83,503 in 2010 and 80,869 in 2024, a -3.2% growth over 14 years. The peak was 83,885 in 2016. Average annual growth rate: -0.23%.
80,869
Population (2024)
83,503
Population (2010)
83,885
Peak (2016)
-0.23%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 83,503 |
| 2011 | 83,458 |
| 2012 | 83,487 |
| 2013 | 83,448 |
| 2014 | 83,720 |
| 2015 | 83,693 |
| 2016 | 83,885 |
| 2017 | 83,582 |
| 2018 | 82,827 |
| 2019 | 82,196 |
| 2020 | 82,310 |
| 2021 | 82,199 |
| 2022 | 81,642 |
| 2023 | 81,329 |
| 2024 | 80,869 |
Race & Ethnicity
| White | 53.4% |
| Black or African American | 40.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.1% |
| Two or More Races | 0.2% |
Age & Sex
37.5
Median Age
51.5%
Female
48.5%
Male
16.7%
Age 65+
Age Distribution
Children (under 15): 22.2% · Seniors (65+): 16.7%
Income & Poverty
| Median household income | $45,637$-14,386 vs state |
| Mean household income | $62,849 |
| Per-capita income | $25,018 |
| Poverty rate | 20.1%+5.9% vs state |
| Unemployment rate | 2.9% |
| Employment-to-population | 49.3% |
Top Industries by Employment
The largest employment sector in St. Landry Parish is professional & business services, accounting for 25.2% of workers.
How residents commute
0.4%
Drive alone
2.3%
Carpool
79.7%
Public transit
5.9%
Work from home
29.9 min
Avg commute
Housing
$142,900$-65,800 vs state
Median home value
$742
Median rent
70.0%
Homeownership rate
37,001
Total housing units
85.5%
Occupied
14.5%
Vacant
30.0%
Renter-occupied
Social & access
92.8%
With health insurance
86.1%
With broadband internet
5.8%
Foreign-born
4.8%
Veterans (18+)
14.5%
With a disability
91.9%
Speak language other than English at home
Education
80.6%
High School+
14.3%
Bachelor's+
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Frequently Asked Questions
St. Landry Parish, Louisiana has a population of 82,128 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 16th-largest county in Louisiana. Population density is 89 people per square mile.
The population of St. Landry Parish has declined 3.2% since 2010 (83,503 → 80,869), a -0.23% annualized rate.
The median household income in St. Landry Parish, Louisiana is $45,637, with mean (average) household income of $62,849 and per-capita income of $25,018. 20.1% of residents live below the federal poverty level.
In St. Landry Parish, the largest racial and ethnic groups are White (53.4%), Black or African American (40.3%), Hispanic or Latino (1.1%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in St. Landry Parish, Louisiana is 37.5 years. Residents are 51.5% female and 48.5% male.
The median home value in St. Landry Parish is $142,900 and median monthly rent is $742. 70.0% of occupied housing units are owner-occupied. The county has 37,001 total housing units, 14.5% of which are vacant.
The largest employment sector in St. Landry Parish, Louisiana is professional, scientific, and management services, employing 25.2% of workers. The unemployment rate is 2.9%.
New Orleans is among the largest cities associated with St. Landry Parish, Louisiana, with a population of 376,035.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.