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

Total Population

7,970

Median Age

40.4

Male Median

39.0

Female Median

41.5

Traill County, North Dakota Population Growth

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

Traill County, North Dakota Demographic Trend

Since 2010, the population of has changed by -2.7%%.

-2.7%% Growth

Traill County, North Dakota Age & Gender Pyramid

Population pyramid for

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


Traill County, North Dakota Historical Population Data

YearMedian AgePopulation
202440.47,970
202340.77,980
202240.68,004
202140.88,008
202041.07,999
201941.28,008
201841.38,019
201741.48,050
201641.08,075
201541.48,077
201442.28,106
201342.18,125
201242.28,105
201142.38,172
201042.38,190

Traill County, North Dakota Age Group Breakdown (2024)

Age CohortPercentage
Under 56.4%
5–1716.5%
18–249.7%
25–3411.1%
35–5422.1%
55–6413.9%
65+20.3%

Dependency Ratios for Traill County, North Dakota

Total Dependency Ratio:
75.9
Youth Dependency:
40.2
Old-Age Dependency:
35.7

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



Age & Gender FAQs for Traill County, North Dakota

The median age in Traill County, North Dakota is 40.4 years.

According to latest Census data, the total population of Traill County, North Dakota is 7,970.

In Traill County, North Dakota, seniors (ages 65+) make up 20.3% of the population, while children under 18 represent 16.5%.

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