Johnson County, Nebraska Age & Gender Distribution (2024)
Population distribution by age and gender for Johnson County, Nebraska
Johnson County, Nebraska Age & Gender Statistics (2024)
Total Population
5,261
Median Age
41.1
Male Median
39.4
Female Median
46.0
Johnson County, Nebraska Population Growth

Johnson County, Nebraska Demographic Trend
Since 2010, the population of has changed by +1.0%%.
+1.0%% Growth
Johnson County, Nebraska Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Johnson County, Nebraska Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 41.1 | 5,261 |
| 2023 | 40.1 | 5,263 |
| 2022 | 40.3 | 5,294 |
| 2021 | 38.6 | 5,298 |
| 2020 | 39.8 | 5,118 |
| 2019 | 40.9 | 5,161 |
| 2018 | 40.6 | 5,197 |
| 2017 | 41.1 | 5,200 |
| 2016 | 42.1 | 5,167 |
| 2015 | 42.3 | 5,167 |
| 2014 | 43.6 | 5,178 |
| 2013 | 44.2 | 5,182 |
| 2012 | 43.7 | 5,188 |
| 2011 | 43.1 | 5,200 |
| 2010 | 43.1 | 5,211 |
Johnson County, Nebraska Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.4% |
| 5–17 | 15.3% |
| 18–24 | 8.2% |
| 25–34 | 13.0% |
| 35–54 | 27.7% |
| 55–64 | 12.7% |
| 65+ | 18.7% |
Dependency Ratios for Johnson County, Nebraska
- Total Dependency Ratio:
- 62.3
- Youth Dependency:
- 32.0
- Old-Age Dependency:
- 30.3
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Johnson County, Nebraska
The median age in Johnson County, Nebraska is 41.1 years.
According to latest Census data, the total population of Johnson County, Nebraska is 5,261.
In Johnson County, Nebraska, seniors (ages 65+) make up 18.7% of the population, while children under 18 represent 15.3%.
Based on historical data since 2010, the population in Johnson County, Nebraska is becoming younger.