Median Age in Delaware County, IA
ACS 2024 5-Year Estimates
How Delaware County Compares
National Distribution
Where Delaware County falls among all 3,222 U.S. counties for median age.
■ Delaware County: 43.4 years
Ranking Context
| Rank | County | Value |
|---|---|---|
| #1,087 | Glynn County, GA | 43.4 years |
| #1,088 | Franklin County, IL | 43.4 years |
| #1,089 | Greene County, IL | 43.4 years |
| #1,090 | Delaware County, IA | 43.4 years |
| #1,091 | Keokuk County, IA | 43.4 years |
| #1,092 | Washington County, KS | 43.4 years |
| #1,093 | Perry County, MS | 43.4 years |
Median Age in Delaware County, Iowa
Delaware County, Iowa has a median age of 43.4 years, which ranks #1,090 of 3,222 out of 3,222 counties nationwide. This is 11.6% above the national value of 38.9 years.
Within Iowa, Delaware County ranks #32 of 99 out of 99 counties. This places it in the 66th percentile nationally.
The median age of the total population. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.