Dunn County, North Dakota Age & Gender Distribution (2024)
Population distribution by age and gender for Dunn County, North Dakota
Dunn County, North Dakota Age & Gender Statistics (2024)
Total Population
4,040
Median Age
40.4
Male Median
38.5
Female Median
41.1
Dunn County, North Dakota Population Growth

Dunn County, North Dakota Demographic Trend
Since 2010, the population of has changed by +16.2%%.
+16.2%% Growth
Dunn County, North Dakota Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Dunn County, North Dakota Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 40.4 | 4,040 |
| 2023 | 40.8 | 4,043 |
| 2022 | 42.7 | 4,049 |
| 2021 | 43.6 | 4,054 |
| 2020 | 40.1 | 4,362 |
| 2019 | 39.0 | 4,395 |
| 2018 | 38.8 | 4,387 |
| 2017 | 41.2 | 4,349 |
| 2016 | 39.9 | 4,284 |
| 2015 | 41.7 | 4,195 |
| 2014 | 42.5 | 3,965 |
| 2013 | 42.9 | 3,786 |
| 2012 | 43.3 | 3,648 |
| 2011 | 44.0 | 3,535 |
| 2010 | 44.2 | 3,477 |
Dunn County, North Dakota Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 8.2% |
| 5–17 | 17.8% |
| 18–24 | 4.2% |
| 25–34 | 15.0% |
| 35–54 | 22.8% |
| 55–64 | 12.5% |
| 65+ | 19.5% |
Dependency Ratios for Dunn County, North Dakota
- Total Dependency Ratio:
- 83.6
- Youth Dependency:
- 47.8
- 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 Dunn County, North Dakota
The median age in Dunn County, North Dakota is 40.4 years.
According to latest Census data, the total population of Dunn County, North Dakota is 4,040.
In Dunn County, North Dakota, seniors (ages 65+) make up 19.5% of the population, while children under 18 represent 17.8%.
Based on historical data since 2010, the population in Dunn County, North Dakota is becoming younger.