US ZIP Code 12831 Age & Gender Statistics (2024)

Total Population

18,025

Median Age

41.7

Male Median

42.0

Female Median

41.0

US ZIP Code 12831 Population Growth

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

US ZIP Code 12831 Demographic Trend

Since 2021, the population of has changed by -1.6%%.

-1.6%% Growth

US ZIP Code 12831 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 12831 Historical Population Data

YearMedian AgePopulation
202441.718,025
202340.817,834
202240.318,318
202140.718,314

US ZIP Code 12831 Age Group Breakdown (2024)

Age CohortPercentage
Under 56.0%
5–1715.1%
18–246.5%
25–3412.5%
35–5427.9%
55–6414.8%
65+17.2%

Dependency Ratios for US ZIP Code 12831

Total Dependency Ratio:
61.9
Youth Dependency:
34.1
Old-Age Dependency:
27.8

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 12831

The median age in US ZIP Code 12831 is 41.7 years.

According to latest Census data, the total population of US ZIP Code 12831 is 18,025.

In US ZIP Code 12831, seniors (ages 65+) make up 17.2% of the population, while children under 18 represent 15.1%.

Based on historical data since 2021, the population in US ZIP Code 12831 has remained stable.
Back to Overview