Ouachita Parish, Louisiana Age & Gender Statistics (2024)

Total Population

158,480

Median Age

36.6

Male Median

35.2

Female Median

38.1

Ouachita Parish, Louisiana Population Growth

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

Ouachita Parish, Louisiana Demographic Trend

Since 2010, the population of has changed by +4.1%%.

+4.1%% Growth

Ouachita Parish, Louisiana Age & Gender Pyramid

Population pyramid for

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


Ouachita Parish, Louisiana Historical Population Data

YearMedian AgePopulation
202436.6158,480
202336.6158,916
202236.5159,585
202136.4160,227
202036.2154,679
201935.7155,494
201835.4156,075
201735.1156,433
201634.9156,398
201534.7155,769
201434.6155,285
201334.4154,641
201234.2153,752
201134.1152,970
201034.1152,207

Ouachita Parish, Louisiana Age Group Breakdown (2024)

Age CohortPercentage
Under 56.4%
5–1718.2%
18–249.6%
25–3413.7%
35–5424.3%
55–6412.0%
65+15.8%

Dependency Ratios for Ouachita Parish, Louisiana

Total Dependency Ratio:
67.8
Youth Dependency:
41.2
Old-Age Dependency:
26.6

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Ouachita Parish, Louisiana

The median age in Ouachita Parish, Louisiana is 36.6 years.

According to latest Census data, the total population of Ouachita Parish, Louisiana is 158,480.

In Ouachita Parish, Louisiana, seniors (ages 65+) make up 15.8% of the population, while children under 18 represent 18.2%.

Based on historical data since 2010, the population in Ouachita Parish, Louisiana is aging.
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