US ZIP Code 90731 Age & Gender Statistics (2024)

Total Population

61,944

Median Age

38.6

Male Median

38.2

Female Median

39.0

US ZIP Code 90731 Population Growth

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

US ZIP Code 90731 Demographic Trend

Since 2021, the population of has changed by -1.1%%.

-1.1%% Growth

US ZIP Code 90731 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 90731 Historical Population Data

YearMedian AgePopulation
202438.661,944
202338.862,452
202238.163,431
202137.662,647

US ZIP Code 90731 Age Group Breakdown (2024)

Age CohortPercentage
Under 55.3%
5–1715.8%
18–247.2%
25–3415.9%
35–5427.5%
55–6413.1%
65+15.1%

Dependency Ratios for US ZIP Code 90731

Total Dependency Ratio:
57.0
Youth Dependency:
33.2
Old-Age Dependency:
23.8

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 90731

The median age in US ZIP Code 90731 is 38.6 years.

According to latest Census data, the total population of US ZIP Code 90731 is 61,944.

In US ZIP Code 90731, seniors (ages 65+) make up 15.1% of the population, while children under 18 represent 15.8%.

Based on historical data since 2021, the population in US ZIP Code 90731 has remained stable.
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