US ZIP Code 99203 Age & Gender Statistics (2024)

Total Population

21,468

Median Age

43.4

Male Median

39.7

Female Median

46.5

US ZIP Code 99203 Population Growth

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

US ZIP Code 99203 Demographic Trend

Since 2021, the population of has changed by -0.1%%.

-0.1%% Growth

US ZIP Code 99203 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 99203 Historical Population Data

YearMedian AgePopulation
202443.421,468
202342.821,921
202243.121,984
202143.521,500

US ZIP Code 99203 Age Group Breakdown (2024)

Age CohortPercentage
Under 54.9%
5–1716.6%
18–243.9%
25–3413.8%
35–5425.6%
55–6412.6%
65+22.6%

Dependency Ratios for US ZIP Code 99203

Total Dependency Ratio:
79.0
Youth Dependency:
38.5
Old-Age Dependency:
40.5

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 99203

The median age in US ZIP Code 99203 is 43.4 years.

According to latest Census data, the total population of US ZIP Code 99203 is 21,468.

In US ZIP Code 99203, seniors (ages 65+) make up 22.6% of the population, while children under 18 represent 16.6%.

Based on historical data since 2021, the population in US ZIP Code 99203 has remained stable.
Back to Overview