US ZIP Code 78521 Age & Gender Statistics (2024)

Total Population

87,380

Median Age

31.3

Male Median

29.5

Female Median

34.6

US ZIP Code 78521 Population Growth

Population trends in
Figure 1: Annual population growth trend for (2021–2024).

US ZIP Code 78521 Demographic Trend

Since 2021, the population of has changed by -1.6%%.

-1.6%% Growth

US ZIP Code 78521 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 78521 Historical Population Data

YearMedian AgePopulation
202431.387,380
202331.587,860
202230.987,040
202130.588,791

US ZIP Code 78521 Age Group Breakdown (2024)

Age CohortPercentage
Under 56.1%
5–1721.0%
18–2413.6%
25–3412.8%
35–5423.2%
55–649.1%
65+14.2%

Dependency Ratios for US ZIP Code 78521

Total Dependency Ratio:
70.4
Youth Dependency:
46.2
Old-Age Dependency:
24.2

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



Age & Gender FAQs for US ZIP Code 78521

The median age in US ZIP Code 78521 is 31.3 years.

According to latest Census data, the total population of US ZIP Code 78521 is 87,380.

In US ZIP Code 78521, seniors (ages 65+) make up 14.2% of the population, while children under 18 represent 21.0%.

Based on historical data since 2021, the population in US ZIP Code 78521 has remained stable.
Back to Overview