US ZIP Code 99201 Age & Gender Statistics (2024)

Total Population

15,829

Median Age

40.2

Male Median

40.4

Female Median

39.8

US ZIP Code 99201 Population Growth

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

US ZIP Code 99201 Demographic Trend

Since 2021, the population of has changed by +11.9%%.

+11.9%% Growth

US ZIP Code 99201 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 99201 Historical Population Data

YearMedian AgePopulation
202440.215,829
202341.114,432
202240.314,246
202140.314,147

US ZIP Code 99201 Age Group Breakdown (2024)

Age CohortPercentage
Under 53.7%
5–178.6%
18–247.3%
25–3420.3%
35–5430.9%
55–6412.9%
65+16.4%

Dependency Ratios for US ZIP Code 99201

Total Dependency Ratio:
40.1
Youth Dependency:
17.2
Old-Age Dependency:
22.9

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 99201

The median age in US ZIP Code 99201 is 40.2 years.

According to latest Census data, the total population of US ZIP Code 99201 is 15,829.

In US ZIP Code 99201, seniors (ages 65+) make up 16.4% of the population, while children under 18 represent 8.6%.

Based on historical data since 2021, the population in US ZIP Code 99201 has remained stable.
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