Navajo County, Arizona Age & Gender Distribution (2024)
Population distribution by age and gender for Navajo County, Arizona
Navajo County, Arizona Age & Gender Statistics (2024)
Total Population
108,415
Median Age
39.5
Male Median
38.2
Female Median
40.9
Navajo County, Arizona Population Growth

Navajo County, Arizona Demographic Trend
Since 2010, the population of has changed by +1.3%%.
+1.3%% Growth
Navajo County, Arizona Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Navajo County, Arizona Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 39.5 | 108,415 |
| 2023 | 39.4 | 107,744 |
| 2022 | 38.7 | 107,110 |
| 2021 | 38.3 | 106,609 |
| 2020 | 38.2 | 110,271 |
| 2019 | 37.3 | 109,270 |
| 2018 | 36.4 | 108,705 |
| 2017 | 35.9 | 107,902 |
| 2016 | 35.8 | 108,209 |
| 2015 | 35.7 | 107,656 |
| 2014 | 35.4 | 107,489 |
| 2013 | 35.2 | 107,326 |
| 2012 | 34.8 | 107,415 |
| 2011 | 34.3 | 107,418 |
| 2010 | 33.8 | 107,060 |
Navajo County, Arizona Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.0% |
| 5–17 | 19.3% |
| 18–24 | 7.7% |
| 25–34 | 12.0% |
| 35–54 | 21.8% |
| 55–64 | 13.1% |
| 65+ | 20.1% |
Dependency Ratios for Navajo County, Arizona
- Total Dependency Ratio:
- 83.0
- Youth Dependency:
- 46.2
- Old-Age Dependency:
- 36.8
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Navajo County, Arizona
The median age in Navajo County, Arizona is 39.5 years.
According to latest Census data, the total population of Navajo County, Arizona is 108,415.
In Navajo County, Arizona, seniors (ages 65+) make up 20.1% of the population, while children under 18 represent 19.3%.
Based on historical data since 2010, the population in Navajo County, Arizona is aging.