Washington County, Maine Age & Gender Distribution (2024)
Population distribution by age and gender for Washington County, Maine
Washington County, Maine Age & Gender Statistics (2024)
Total Population
31,331
Median Age
48.6
Male Median
47.7
Female Median
49.8
Washington County, Maine Population Growth

Washington County, Maine Demographic Trend
Since 2010, the population of has changed by -5.5%%.
-5.5%% Growth
Washington County, Maine Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Washington County, Maine Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 48.6 | 31,331 |
| 2023 | 48.6 | 31,261 |
| 2022 | 48.6 | 31,096 |
| 2021 | 48.4 | 31,003 |
| 2020 | 48.5 | 31,378 |
| 2019 | 48.1 | 31,491 |
| 2018 | 48.0 | 31,694 |
| 2017 | 47.6 | 31,822 |
| 2016 | 47.3 | 31,925 |
| 2015 | 46.8 | 32,191 |
| 2014 | 46.5 | 32,397 |
| 2013 | 46.2 | 32,621 |
| 2012 | 45.9 | 32,832 |
| 2011 | 45.5 | 33,015 |
| 2010 | 45.0 | 33,154 |
Washington County, Maine Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.6% |
| 5–17 | 13.9% |
| 18–24 | 7.1% |
| 25–34 | 9.6% |
| 35–54 | 22.5% |
| 55–64 | 15.9% |
| 65+ | 26.3% |
Dependency Ratios for Washington County, Maine
- Total Dependency Ratio:
- 81.4
- Youth Dependency:
- 33.6
- Old-Age Dependency:
- 47.8
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Washington County, Maine
The median age in Washington County, Maine is 48.6 years.
According to latest Census data, the total population of Washington County, Maine is 31,331.
In Washington County, Maine, seniors (ages 65+) make up 26.3% of the population, while children under 18 represent 13.9%.
Based on historical data since 2010, the population in Washington County, Maine is aging.