Median Age in Lancaster County, PA
ACS 2024 5-Year Estimates
39.4 years
Rank #2,299/3,222 · #64 in PA
29th
Lancaster 39.4 years
PA 40.9 years -3.7%
US 38.9 years +1.3%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Lancaster County's median age of 39.4 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 Lancaster County for median age.
Nearby Rankings
Full ranking →| #2,296 | Knox County, OH | 39.4 years |
| #2,297 | Mercer County, OH | 39.4 years |
| #2,298 | Dauphin County, PA | 39.4 years |
| #2,299 | Lancaster County, PA | 39.4 years |
| #2,300 | Florence County, SC | 39.4 years |
| #2,301 | Hardin County, TX | 39.4 years |
| #2,302 | Henrico County, VA | 39.4 years |
About Median Age
Lancaster County, Pennsylvania has a median age of 39.4 years, ranking #2,299 of 3,222 counties nationwide — 1.3% above the national value of 38.9 years. Within Pennsylvania, it ranks #64 of 67. This places it in the 29th 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.