Harris County, Texas Age & Gender Statistics (2024)

Total Population

4,838,303

Median Age

34.6

Male Median

34.0

Female Median

35.1

Harris County, Texas Population Growth

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

Harris County, Texas Demographic Trend

Since 2010, the population of has changed by +22.5%%.

+22.5%% Growth

Harris County, Texas Age & Gender Pyramid

Population pyramid for

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


Harris County, Texas Historical Population Data

YearMedian AgePopulation
202434.64,838,303
202334.44,758,579
202234.14,726,177
202133.94,697,957
202033.74,680,609
201933.54,646,630
201833.34,602,523
201733.14,525,519
201632.94,434,257
201532.84,356,362
201432.64,269,608
201332.34,182,285
201232.24,101,752
201132.14,025,409
201032.03,950,999

Harris County, Texas Age Group Breakdown (2024)

Age CohortPercentage
Under 56.8%
5–1719.1%
18–249.4%
25–3415.4%
35–5427.0%
55–6410.6%
65+11.7%

Dependency Ratios for Harris County, Texas

Total Dependency Ratio:
60.3
Youth Dependency:
41.5
Old-Age Dependency:
18.8

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



Age & Gender FAQs for Harris County, Texas

The median age in Harris County, Texas is 34.6 years.

According to latest Census data, the total population of Harris County, Texas is 4,838,303.

In Harris County, Texas, seniors (ages 65+) make up 11.7% of the population, while children under 18 represent 19.1%.

Based on historical data since 2010, the population in Harris County, Texas is aging.
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