US ZIP Code 30121 Age & Gender Statistics (2024)

Total Population

25,989

Median Age

38.3

Male Median

38.6

Female Median

37.5

US ZIP Code 30121 Population Growth

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

US ZIP Code 30121 Demographic Trend

Since 2021, the population of has changed by +3.1%%.

+3.1%% Growth

US ZIP Code 30121 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 30121 Historical Population Data

YearMedian AgePopulation
202438.325,989
202335.425,747
202236.125,593
202137.625,199

US ZIP Code 30121 Age Group Breakdown (2024)

Age CohortPercentage
Under 55.2%
5–1714.5%
18–249.8%
25–3417.7%
35–5424.6%
55–6412.9%
65+15.3%

Dependency Ratios for US ZIP Code 30121

Total Dependency Ratio:
53.8
Youth Dependency:
30.3
Old-Age Dependency:
23.5

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 30121

The median age in US ZIP Code 30121 is 38.3 years.

According to latest Census data, the total population of US ZIP Code 30121 is 25,989.

In US ZIP Code 30121, seniors (ages 65+) make up 15.3% of the population, while children under 18 represent 14.5%.

Based on historical data since 2021, the population in US ZIP Code 30121 has remained stable.
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