
St. Landry Parish
- State:
- Louisiana
St. Landry Parish's estimated 2025 population is 81,034 with a growth rate of -0.26% in the past year according to the most recent United States census data. St. Landry Parish is the 16th largest parish in Louisiana. The 2010 population was 83,503 and has seen a growth of -2.96% since that time.