US ZIP Code 11421 Age & Gender Statistics (2024)

Total Population

40,612

Median Age

40.6

Male Median

40.4

Female Median

41.1

US ZIP Code 11421 Population Growth

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

US ZIP Code 11421 Demographic Trend

Since 2021, the population of has changed by -4.9%%.

-4.9%% Growth

US ZIP Code 11421 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 11421 Historical Population Data

YearMedian AgePopulation
202440.640,612
202339.041,937
202239.341,552
202139.042,704

US ZIP Code 11421 Age Group Breakdown (2024)

Age CohortPercentage
Under 54.7%
5–1714.5%
18–248.6%
25–3413.5%
35–5428.7%
55–6415.3%
65+14.7%

Dependency Ratios for US ZIP Code 11421

Total Dependency Ratio:
51.3
Youth Dependency:
29.0
Old-Age Dependency:
22.2

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 11421

The median age in US ZIP Code 11421 is 40.6 years.

According to latest Census data, the total population of US ZIP Code 11421 is 40,612.

In US ZIP Code 11421, seniors (ages 65+) make up 14.7% of the population, while children under 18 represent 14.5%.

Based on historical data since 2021, the population in US ZIP Code 11421 is aging.
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