US ZIP Code 20639 Age & Gender Statistics (2024)

Total Population

15,544

Median Age

41.3

Male Median

40.6

Female Median

42.3

US ZIP Code 20639 Population Growth

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

US ZIP Code 20639 Demographic Trend

Since 2021, the population of has changed by +4.7%%.

+4.7%% Growth

US ZIP Code 20639 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 20639 Historical Population Data

YearMedian AgePopulation
202441.315,544
202343.114,969
202239.315,058
202138.714,853

US ZIP Code 20639 Age Group Breakdown (2024)

Age CohortPercentage
Under 55.0%
5–1721.8%
18–247.6%
25–347.9%
35–5425.7%
55–6416.4%
65+15.7%

Dependency Ratios for US ZIP Code 20639

Total Dependency Ratio:
73.9
Youth Dependency:
46.6
Old-Age Dependency:
27.3

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 20639

The median age in US ZIP Code 20639 is 41.3 years.

According to latest Census data, the total population of US ZIP Code 20639 is 15,544.

In US ZIP Code 20639, seniors (ages 65+) make up 15.7% of the population, while children under 18 represent 21.8%.

Based on historical data since 2021, the population in US ZIP Code 20639 is aging.
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