Adams County, Colorado Age & Gender Distribution (2024)
Population distribution by age and gender for Adams County, Colorado
Adams County, Colorado Age & Gender Statistics (2024)
Total Population
530,225
Median Age
34.8
Male Median
34.4
Female Median
35.2
Adams County, Colorado Population Growth

Adams County, Colorado Demographic Trend
Since 2010, the population of has changed by +24.7%%.
+24.7%% Growth
Adams County, Colorado Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Adams County, Colorado Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 34.8 | 530,225 |
| 2023 | 34.6 | 524,408 |
| 2022 | 34.4 | 520,149 |
| 2021 | 34.2 | 514,969 |
| 2020 | 34.0 | 509,844 |
| 2019 | 33.8 | 504,108 |
| 2018 | 33.6 | 497,115 |
| 2017 | 33.4 | 487,850 |
| 2016 | 33.3 | 479,977 |
| 2015 | 33.0 | 471,206 |
| 2014 | 32.8 | 461,558 |
| 2013 | 32.6 | 452,030 |
| 2012 | 32.4 | 442,996 |
| 2011 | 32.2 | 434,295 |
| 2010 | 32.2 | 425,330 |
Adams County, Colorado Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.4% |
| 5–17 | 18.5% |
| 18–24 | 9.1% |
| 25–34 | 16.3% |
| 35–54 | 27.8% |
| 55–64 | 10.5% |
| 65+ | 11.3% |
Dependency Ratios for Adams County, Colorado
- Total Dependency Ratio:
- 56.7
- Youth Dependency:
- 39.0
- Old-Age Dependency:
- 17.7
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Adams County, Colorado
The median age in Adams County, Colorado is 34.8 years.
According to latest Census data, the total population of Adams County, Colorado is 530,225.
In Adams County, Colorado, seniors (ages 65+) make up 11.3% of the population, while children under 18 represent 18.5%.
Based on historical data since 2010, the population in Adams County, Colorado is aging.