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St. Landry Parish, Louisiana

St. Landry Parish profile, demographic data, and geographic information.

St. Landry Parish is a county located in Louisiana, United States of America. As of official census estimates, it has a reported population of 80,765. The land area covers 923.38 sq mi. [1]

Local Government Administration U.S. Census Bureau GMAF

Parish Of St Landry County
Official Title: Parish President
Address: PO BOX 1550, OPELOUSAS LA 70571-1550

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 80,765 — 2025 / Census
Median Age 37.8 yrs ±0.4 2020-2024 / Census ACS 5-Year 2024
Total Households 32,183 ±482 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 37,229 ±122
Occupied Housing Units 32,183 ±482
Vacant Housing Units 5,046 ±486
Median Home Value $142,500 ±$9,546
Median Gross Rent $748 ±$35
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $44,462 ±$2,416
Per Capita Income $25,412 ±$1,110
Poverty Rate 26.8% ±2.2%
Population Below Poverty Level 21,477 ±1,789
Unemployment Rate 6.3% ±1.2%
Civilian Labor Force, Employed 30,720 ±1,034
Broadband Internet Rate 74.3% ±2.3%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at GRAND COTEAU, LA US, located 11.9 miles from St. Landry Parish. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 63.5° 41.4° 52.5° 6.54" —
February 67.2° 44.7° 56.0° 4.51" —
March 73.5° 50.7° 62.1° 3.75" —
April 79.4° 56.8° 68.1° 5.34" —
May 85.5° 64.5° 75.0° 5.72" —
June 90.2° 70.4° 80.3° 6.97" —
July 91.6° 72.6° 82.1° 4.41" —
August 92.0° 72.3° 82.1° 4.36" —
September 88.3° 67.7° 78.0° 5.14" —
October 81.2° 57.8° 69.5° 5.04" —
November 71.4° 48.3° 59.9° 4.97" —
December 65.1° 43.3° 54.2° 4.88" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 22097. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.