Howard County, Maryland Age & Gender Statistics (2024)

Total Population

336,328

Median Age

39.8

Male Median

38.6

Female Median

41.0

Howard County, Maryland Population Growth

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

Howard County, Maryland Demographic Trend

Since 2010, the population of has changed by +20.4%%.

+20.4%% Growth

Howard County, Maryland Age & Gender Pyramid

Population pyramid for

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


Howard County, Maryland Historical Population Data

YearMedian AgePopulation
202439.8336,328
202339.4333,916
202239.2332,011
202139.0329,248
202038.7322,407
201938.8318,855
201838.7315,327
201738.7312,495
201638.7308,447
201538.8304,115
201438.6299,269
201338.4293,821
201238.3288,676
201138.0283,655
201037.7279,366

Howard County, Maryland Age Group Breakdown (2024)

Age CohortPercentage
Under 55.3%
5–1718.4%
18–247.9%
25–3411.8%
35–5428.4%
55–6412.9%
65+15.2%

Dependency Ratios for Howard County, Maryland

Total Dependency Ratio:
64.0
Youth Dependency:
39.0
Old-Age Dependency:
25.0

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



Age & Gender FAQs for Howard County, Maryland

The median age in Howard County, Maryland is 39.8 years.

According to latest Census data, the total population of Howard County, Maryland is 336,328.

In Howard County, Maryland, seniors (ages 65+) make up 15.2% of the population, while children under 18 represent 18.4%.

Based on historical data since 2010, the population in Howard County, Maryland is aging.
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