Median Age in Union County, SC
ACS 2024 5-Year Estimates
44.5 years
Rank #834/3,222 · #11 in SC
74th
Union 44.5 years
SC 40.2 years +10.7%
US 38.9 years +14.4%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Union County's median age of 44.5 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 Union County for median age.
Nearby Rankings
Full ranking →| #831 | Webster County, NE | 44.5 years |
| #832 | Madison County, NC | 44.5 years |
| #833 | Northumberland County, PA | 44.5 years |
| #834 | Union County, SC | 44.5 years |
| #835 | Grant County, SD | 44.5 years |
| #836 | Stanley County, SD | 44.5 years |
| #837 | McCulloch County, TX | 44.5 years |
About Median Age
Union County, South Carolina has a median age of 44.5 years, ranking #834 of 3,222 counties nationwide — 14.4% above the national value of 38.9 years. Within South Carolina, it ranks #11 of 46. This places it in the 74th 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.