Median Age in Marlboro County, SC
ACS 2024 5-Year Estimates
41.7 years
Rank #1,606/3,222 · #24 in SC
50th
Marlboro 41.7 years
SC 40.2 years +3.7%
US 38.9 years +7.2%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Marlboro County's median age of 41.7 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 Marlboro County for median age.
Nearby Rankings
Full ranking →| #1,603 | Pike County, OH | 41.7 years |
| #1,604 | Wyandot County, OH | 41.7 years |
| #1,605 | Clarion County, PA | 41.7 years |
| #1,606 | Marlboro County, SC | 41.7 years |
| #1,607 | Aurora County, SD | 41.7 years |
| #1,608 | Walworth County, SD | 41.7 years |
| #1,609 | Jackson County, TX | 41.7 years |
About Median Age
Marlboro County, South Carolina has a median age of 41.7 years, ranking #1,606 of 3,222 counties nationwide — 7.2% above the national value of 38.9 years. Within South Carolina, it ranks #24 of 46. This places it in the 50th 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.