US ZIP Code 61115 Age & Gender Statistics (2024)

Total Population

22,364

Median Age

40.2

Male Median

40.7

Female Median

39.6

US ZIP Code 61115 Population Growth

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

US ZIP Code 61115 Demographic Trend

Since 2021, the population of has changed by -0.5%%.

-0.5%% Growth

US ZIP Code 61115 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 61115 Historical Population Data

YearMedian AgePopulation
202440.222,364
202340.122,424
202240.522,542
202139.122,480

US ZIP Code 61115 Age Group Breakdown (2024)

Age CohortPercentage
Under 55.2%
5–1718.4%
18–248.4%
25–3411.0%
35–5427.6%
55–6412.4%
65+17.0%

Dependency Ratios for US ZIP Code 61115

Total Dependency Ratio:
68.3
Youth Dependency:
39.7
Old-Age Dependency:
28.6

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 61115

The median age in US ZIP Code 61115 is 40.2 years.

According to latest Census data, the total population of US ZIP Code 61115 is 22,364.

In US ZIP Code 61115, seniors (ages 65+) make up 17.0% of the population, while children under 18 represent 18.4%.

Based on historical data since 2021, the population in US ZIP Code 61115 has remained stable.
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