Median Age in Marion County, KS
ACS 2024 5-Year Estimates
43.5 years
Rank #1,058/3,222 · #33 in KS
67th
Marion 43.5 years
KS 37.4 years +16.3%
US 38.9 years +11.8%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Marion County's median age of 43.5 years compares to all 3,222 U.S. counties. Values range from 21.4 years to 86.2 years.
Distribution of Median Age Across All Counties
Ranking Context
Counties ranked closest to Marion County for median age.
Nearby Rankings
Full ranking →| #1,055 | Floyd County, IA | 43.5 years |
| #1,056 | Montgomery County, IA | 43.5 years |
| #1,057 | Ellsworth County, KS | 43.5 years |
| #1,058 | Marion County, KS | 43.5 years |
| #1,059 | Letcher County, KY | 43.5 years |
| #1,060 | Cameron Parish, LA | 43.5 years |
| #1,061 | Dorchester County, MD | 43.5 years |
About Median Age
Marion County, Kansas has a median age of 43.5 years, ranking #1,058 of 3,222 counties nationwide — 11.8% above the national value of 38.9 years. Within Kansas, it ranks #33 of 105. This places it in the 67th percentile nationally.
The median age of the total population. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.