St. Landry Parish, Louisiana Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
St. Landry Parish, LA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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C
Health Below averageLess healthy than 76% of counties in Louisiana
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D
Income Well below average
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F
Education Well below average
Source: Map AI Methodology
Population: density and quick facts
| Metric | St. Landry Parish | Louisiana Avg | U.S. Average |
|---|---|---|---|
| Population | 81,670 | 4,610,276 | 337,468,954 |
| Population density (per sq mi) | 87.0 | 88.0 | 86.4 |
| Population growth (%/yr) | -0.31% | -0.10% | 0.59% |
| Median age | 39.0 | 35.9 | 37.3 |
| Households | 32,183 | 1,803,262 | 130,235,071 |
Population in St. Landry Parish declined by 10.2% from 2009 to 2024, reaching 81,670 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in St. Landry Parish is Gen Z, aged 13–28, at 21.6% of residents. That is about the same share as Louisiana.
- Gen Z 13–28 17,605 21.6% on par
- Millennials 29–44 16,096 19.7% -2.1 pts
- Gen X 45–60 15,422 18.9% -0.5 pts
- Boomers 61–79 14,351 17.6% +0.4 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Louisiana, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 51.4% of the people living in St. Landry Parish and men 48.6%.
- Women 51.4% Louisiana 51.1%
- Men 48.6% Louisiana 48.9%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in St. Landry Parish
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
St. Landry Parish has a the economy index of D, which means it is barely prosperous.
| Metric | St. Landry Parish | Louisiana Avg | U.S. Average |
|---|---|---|---|
| Median household income | $44,313 | $60,934 | $80,455 |
| Income growth (%/yr) | 4.37% | 3.69% | 4.80% |
| Unemployment rate | 6.3% | 6.2% | 5.2% |
The median household income in St. Landry Parish is about 27% lower than in Louisiana.
Housing
| Metric | St. Landry Parish | Louisiana Avg | U.S. Average |
|---|---|---|---|
| Median home price | $136,547 | $170,446 | $248,835 |
| Median rent | $747 | $1,063 | $1,407 |
| Homeownership rate | 70.1% | 67.4% | 65.2% |
The median home price in St. Landry Parish is about 15.2 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $747 per month for that long.
Commute Time & Mobility
Commuters in St. Landry Parish spend about 44 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 184 hours, about 7.7 full days, spent commuting.
| Metric | St. Landry Parish | Louisiana Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.1 | 21.3 | 22.4 |
| Round-trip commute (min) | 44.2 | 42.5 | 44.8 |
| Yearly time spent (hours) | 184 | 177 | 187 |
| Estimated yearly cost | $5,707 | $5,493 | $5,790 |
| Work from home | 7.3% | 8.1% | 15.0% |
| Highway traffic (vehicles/day) | 7,911 | 8,275 | 8,813 |
| Local road traffic (vehicles/day) | 1,070 | 1,164 | 1,355 |
Fastest commutes among counties in
Louisiana:
East Carroll Parish (11.4 min), Madison Parish (13.1 min), St. Mary Parish (15.5 min).
Slowest:
West Feliciana Parish (32.8 min), East Feliciana Parish (32.8 min), St. Helena Parish (32.4 min).
The average commute time in St. Landry Parish is 22 minutes, longer than the 21 minutes in Louisiana.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
St. Landry Parish has a education index of F, which means it scores poorly in education.
| Metric | St. Landry Parish | Louisiana Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 12.7% | 24.0% | 31.6% |
| Average household size | 2.50 | 2.49 | 2.53 |
Highest education index among counties in
Louisiana:
Orleans Parish (0.3), East Baton Rouge Parish (0.3), St. Tammany Parish (0.3).
Lowest:
East Carroll Parish (0.1), Assumption Parish (0.2), Evangeline Parish (0.2).
Health
St. Landry Parish has a health index of C, which means it is somewhat healthy.
| Metric | St. Landry Parish | Louisiana Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 74.7 | 75.1 | 78.3 |
| Self-rated poor health | 26.1% | 22.3% | 16.3% |
| Smokers | 26.3% | 23.9% | 19.0% |
Highest health index among counties in
Louisiana:
St. Tammany Parish (0.8), Ascension Parish (0.8), Vernon Parish (0.8).
Lowest:
East Carroll Parish (0.7), Madison Parish (0.7), Tensas Parish (0.7).
St. Landry Parish, LA Compared With Nearby Counties
St. Landry Parish, LA is the 2nd largest of the 6 counties compared here, 81,670 residents against a local median of 38,905. St. Landry Parish, LA's median home price, at $136,547, runs 34% below the $206,666 typical of the counties around it.
The counties themselves spread $179,577 on median home price, so St. Landry Parish, LA sits at one end of an already wide local range rather than apart from it. St. Landry Parish, LA has the 4th highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| St. Landry Parish, LA | 81,670 | $44,313 #4/6 | $136,547 #4/6 | 22.1 min #3/6 |
| Lafayette Parish, LA | 247,982 | $67,829 | $241,213 | 18.7 min |
| Pointe Coupee Parish, LA | 20,218 | $66,339 | $88,926 | 25.2 min |
| Evangeline Parish, LA | 32,054 | $42,481 | $268,503 | 21.1 min |
| Avoyelles Parish, LA | 38,905 | $39,426 | $100,395 | 23.8 min |
| Acadia Parish, LA | 56,955 | $45,601 | $206,666 | 22.5 min |
Frequently Asked Questions
Common questions about St. Landry Parish, Louisiana.
How big is St. Landry Parish, Louisiana by population?
About 81,670 people live in St. Landry Parish, Louisiana, in 32,183 households of 2.5 people on average. The median age is 39.0, so residents are older than the U.S. median of 37.3 by about 2 years.
Is St. Landry Parish, Louisiana urban or rural?
Averaged over its land area, St. Landry Parish, Louisiana has 87 people per square mile, a density typical of rural areas. That is close to the U.S. average of 86.
How affordable is housing in St. Landry Parish, Louisiana?
The median home costs 3.1 times the median household income ($136,547 against $44,313), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $747 a month takes about 20% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How common is a college degree in St. Landry Parish, Louisiana?
12.7% of adults in St. Landry Parish, Louisiana hold a bachelor's degree or higher (about 1 in 8), well below the U.S. share of 31.6%.
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