Median Age in Washtenaw County, MI
ACS 2024 5-Year Estimates
35.0 years
Rank #2,967/3,222 · #80 in MI
8th
Washtenaw 35.0 years
MI 40.2 years -12.9%
US 38.9 years -10.0%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Washtenaw County's median age of 35.0 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 Washtenaw County for median age.
Nearby Rankings
Full ranking →| #2,964 | Bryan County, GA | 35.0 years |
| #2,965 | Bingham County, ID | 35.0 years |
| #2,966 | Kalamazoo County, MI | 35.0 years |
| #2,967 | Washtenaw County, MI | 35.0 years |
| #2,968 | Trousdale County, TN | 35.0 years |
| #2,969 | Crane County, TX | 35.0 years |
| #2,970 | San Juan County, UT | 35.0 years |
About Median Age
Washtenaw County, Michigan has a median age of 35.0 years, ranking #2,967 of 3,222 counties nationwide — 10.0% below the national value of 38.9 years. Within Michigan, it ranks #80 of 83. This places it in the 8th 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.