Median Age in Onslow County, NC
ACS 2024 5-Year Estimates
27.7 years
Rank #3,200/3,222 · #100 in NC
1th
Onslow 27.7 years
NC 39.1 years -29.2%
US 38.9 years -28.8%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Onslow County's median age of 27.7 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 Onslow County for median age.
Nearby Rankings
Full ranking →| #3,197 | Oglala Lakota County, SD | 28.2 years |
| #3,198 | Brookings County, SD | 28.0 years |
| #3,199 | Pulaski County, MO | 27.8 years |
| #3,200 | Onslow County, NC | 27.7 years |
| #3,201 | Payne County, OK | 27.7 years |
| #3,202 | Dewey County, SD | 27.7 years |
| #3,203 | Bennett County, SD | 27.4 years |
About Median Age
Onslow County, North Carolina has a median age of 27.7 years, ranking #3,200 of 3,222 counties nationwide — 28.8% below the national value of 38.9 years. Within North Carolina, it ranks #100 of 100. This places it in the 1th 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.