US ZIP Code 87121 Age & Gender Statistics (2024)

Total Population

75,510

Median Age

32.6

Male Median

30.7

Female Median

34.7

US ZIP Code 87121 Population Growth

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

US ZIP Code 87121 Demographic Trend

Since 2021, the population of has changed by +0.2%%.

+0.2%% Growth

US ZIP Code 87121 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 87121 Historical Population Data

YearMedian AgePopulation
202432.675,510
202331.276,135
202230.076,980
202130.475,378

US ZIP Code 87121 Age Group Breakdown (2024)

Age CohortPercentage
Under 55.2%
5–1722.9%
18–2411.1%
25–3414.0%
35–5427.3%
55–649.5%
65+10.0%

Dependency Ratios for US ZIP Code 87121

Total Dependency Ratio:
61.5
Youth Dependency:
45.3
Old-Age Dependency:
16.2

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 87121

The median age in US ZIP Code 87121 is 32.6 years.

According to latest Census data, the total population of US ZIP Code 87121 is 75,510.

In US ZIP Code 87121, seniors (ages 65+) make up 10.0% of the population, while children under 18 represent 22.9%.

Based on historical data since 2021, the population in US ZIP Code 87121 is aging.
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