St. Landry Parish, Louisiana Age & Gender Distribution (2024)
Population distribution by age and gender for St. Landry Parish, Louisiana
St. Landry Parish, Louisiana Age & Gender Statistics (2024)
Total Population
81,670
Median Age
37.8
Male Median
36.1
Female Median
39.0
St. Landry Parish, Louisiana Population Growth

St. Landry Parish, Louisiana Demographic Trend
Since 2010, the population of has changed by -3.1%%.
-3.1%% Growth
St. Landry Parish, Louisiana Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
St. Landry Parish, Louisiana Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 37.8 | 81,670 |
| 2023 | 37.5 | 82,128 |
| 2022 | 37.3 | 82,574 |
| 2021 | 37.2 | 82,999 |
| 2020 | 36.8 | 82,786 |
| 2019 | 36.7 | 83,172 |
| 2018 | 36.3 | 83,449 |
| 2017 | 36.2 | 83,580 |
| 2016 | 36.4 | 83,699 |
| 2015 | 36.6 | 83,613 |
| 2014 | 36.7 | 83,518 |
| 2013 | 36.9 | 83,534 |
| 2012 | 36.9 | 83,774 |
| 2011 | 36.9 | 84,003 |
| 2010 | 36.8 | 84,309 |
St. Landry Parish, Louisiana Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.9% |
| 5–17 | 19.6% |
| 18–24 | 8.3% |
| 25–34 | 12.3% |
| 35–54 | 22.9% |
| 55–64 | 12.9% |
| 65+ | 16.9% |
Dependency Ratios for St. Landry Parish, Louisiana
- Total Dependency Ratio:
- 77.0
- Youth Dependency:
- 47.0
- Old-Age Dependency:
- 30.0
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for St. Landry Parish, Louisiana
The median age in St. Landry Parish, Louisiana is 37.8 years.
According to latest Census data, the total population of St. Landry Parish, Louisiana is 81,670.
In St. Landry Parish, Louisiana, seniors (ages 65+) make up 16.9% of the population, while children under 18 represent 19.6%.
Based on historical data since 2010, the population in St. Landry Parish, Louisiana has remained stable.