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

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

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

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


St. Landry Parish, Louisiana Historical Population Data

YearMedian AgePopulation
202437.881,670
202337.582,128
202237.382,574
202137.282,999
202036.882,786
201936.783,172
201836.383,449
201736.283,580
201636.483,699
201536.683,613
201436.783,518
201336.983,534
201236.983,774
201136.984,003
201036.884,309

St. Landry Parish, Louisiana Age Group Breakdown (2024)

Age CohortPercentage
Under 56.9%
5–1719.6%
18–248.3%
25–3412.3%
35–5422.9%
55–6412.9%
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.
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