Median Age in Pima County, AZ
ACS 2024 5-Year Estimates
39.8 years
Rank #2,161/3,222 · #7 in AZ
33th
Pima 39.8 years
AZ 39.0 years +2.1%
US 38.9 years +2.3%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Pima County's median age of 39.8 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 Pima County for median age.
Nearby Rankings
Full ranking →| #2,158 | York County, VA | 39.9 years |
| #2,159 | Staunton city, VA | 39.9 years |
| #2,160 | Trempealeau County, WI | 39.9 years |
| #2,161 | Pima County, AZ | 39.8 years |
| #2,162 | Alpine County, CA | 39.8 years |
| #2,163 | Santa Cruz County, CA | 39.8 years |
| #2,164 | Greater Bridgeport Planning Region, CT | 39.8 years |
About Median Age
Pima County, Arizona has a median age of 39.8 years, ranking #2,161 of 3,222 counties nationwide — 2.3% above the national value of 38.9 years. Within Arizona, it ranks #7 of 15. This places it in the 33th 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.