US ZIP Code 18031 Age & Gender Statistics (2024)

Total Population

11,570

Median Age

39.4

Male Median

39.7

Female Median

38.8

US ZIP Code 18031 Population Growth

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

US ZIP Code 18031 Demographic Trend

Since 2021, the population of has changed by -2.6%%.

-2.6%% Growth

US ZIP Code 18031 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 18031 Historical Population Data

YearMedian AgePopulation
202439.411,570
202339.512,031
202239.312,337
202137.211,882

US ZIP Code 18031 Age Group Breakdown (2024)

Age CohortPercentage
Under 55.4%
5–1721.2%
18–243.9%
25–3412.7%
35–5428.7%
55–6413.0%
65+15.2%

Dependency Ratios for US ZIP Code 18031

Total Dependency Ratio:
71.6
Youth Dependency:
45.6
Old-Age Dependency:
26.0

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 18031

The median age in US ZIP Code 18031 is 39.4 years.

According to latest Census data, the total population of US ZIP Code 18031 is 11,570.

In US ZIP Code 18031, seniors (ages 65+) make up 15.2% of the population, while children under 18 represent 21.2%.

Based on historical data since 2021, the population in US ZIP Code 18031 is aging.
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