McLean County, North Dakota Age & Gender Statistics (2024)

Total Population

9,823

Median Age

47.7

Male Median

47.5

Female Median

47.9

McLean County, North Dakota Population Growth

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

McLean County, North Dakota Demographic Trend

Since 2010, the population of has changed by +10.9%%.

+10.9%% Growth

McLean County, North Dakota Age & Gender Pyramid

Population pyramid for

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


McLean County, North Dakota Historical Population Data

YearMedian AgePopulation
202447.79,823
202347.49,807
202246.39,781
202145.89,788
202045.89,531
201946.09,584
201846.19,608
201746.79,607
201646.69,576
201547.19,451
201448.39,299
201348.99,163
201249.29,020
201149.38,923
201049.48,861

McLean County, North Dakota Age Group Breakdown (2024)

Age CohortPercentage
Under 54.9%
5–1716.1%
18–245.4%
25–3410.0%
35–5422.2%
55–6415.1%
65+26.3%

Dependency Ratios for McLean County, North Dakota

Total Dependency Ratio:
89.9
Youth Dependency:
40.0
Old-Age Dependency:
49.9

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



Age & Gender FAQs for McLean County, North Dakota

The median age in McLean County, North Dakota is 47.7 years.

According to latest Census data, the total population of McLean County, North Dakota is 9,823.

In McLean County, North Dakota, seniors (ages 65+) make up 26.3% of the population, while children under 18 represent 16.1%.

Based on historical data since 2010, the population in McLean County, North Dakota is becoming younger.
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