Hampden County, Massachusetts Age & Gender Statistics (2024)

Total Population

462,815

Median Age

40.0

Male Median

38.5

Female Median

41.2

Hampden County, Massachusetts Population Growth

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

Hampden County, Massachusetts Demographic Trend

Since 2010, the population of has changed by +0.1%%.

+0.1%% Growth

Hampden County, Massachusetts Age & Gender Pyramid

Population pyramid for

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


Hampden County, Massachusetts Historical Population Data

YearMedian AgePopulation
202440.0462,815
202339.8462,853
202239.5464,575
202139.4466,265
202039.4466,647
201939.0467,871
201838.9469,116
201738.7469,188
201638.6468,072
201538.6468,041
201438.7466,447
201338.7465,144
201238.8464,072
201138.6462,752
201038.3462,270

Hampden County, Massachusetts Age Group Breakdown (2024)

Age CohortPercentage
Under 55.3%
5–1715.7%
18–249.7%
25–3413.3%
35–5424.3%
55–6413.5%
65+18.3%

Dependency Ratios for Hampden County, Massachusetts

Total Dependency Ratio:
64.4
Youth Dependency:
34.4
Old-Age Dependency:
30.0

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Hampden County, Massachusetts

The median age in Hampden County, Massachusetts is 40.0 years.

According to latest Census data, the total population of Hampden County, Massachusetts is 462,815.

In Hampden County, Massachusetts, seniors (ages 65+) make up 18.3% of the population, while children under 18 represent 15.7%.

Based on historical data since 2010, the population in Hampden County, Massachusetts is aging.
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