Spencer County, Indiana Age & Gender Distribution (2024)
Population distribution by age and gender for Spencer County, Indiana
Spencer County, Indiana Age & Gender Statistics (2024)
Total Population
19,955
Median Age
44.4
Male Median
43.8
Female Median
44.9
Spencer County, Indiana Population Growth

Spencer County, Indiana Demographic Trend
Since 2010, the population of has changed by -4.9%%.
-4.9%% Growth
Spencer County, Indiana Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Spencer County, Indiana Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 44.4 | 19,955 |
| 2023 | 44.2 | 19,871 |
| 2022 | 44.3 | 19,935 |
| 2021 | 44.4 | 19,949 |
| 2020 | 44.3 | 20,364 |
| 2019 | 44.0 | 20,447 |
| 2018 | 43.6 | 20,526 |
| 2017 | 43.2 | 20,610 |
| 2016 | 42.8 | 20,777 |
| 2015 | 42.7 | 20,856 |
| 2014 | 42.7 | 20,893 |
| 2013 | 42.5 | 20,960 |
| 2012 | 42.3 | 20,948 |
| 2011 | 41.6 | 20,978 |
| 2010 | 41.7 | 20,977 |
Spencer County, Indiana Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.8% |
| 5–17 | 16.8% |
| 18–24 | 6.9% |
| 25–34 | 11.1% |
| 35–54 | 24.2% |
| 55–64 | 15.5% |
| 65+ | 20.6% |
Dependency Ratios for Spencer County, Indiana
- Total Dependency Ratio:
- 73.1
- Youth Dependency:
- 37.4
- 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 Spencer County, Indiana
The median age in Spencer County, Indiana is 44.4 years.
According to latest Census data, the total population of Spencer County, Indiana is 19,955.
In Spencer County, Indiana, seniors (ages 65+) make up 20.6% of the population, while children under 18 represent 16.8%.
Based on historical data since 2010, the population in Spencer County, Indiana is aging.