Median Age in Jefferson County, OK
ACS 2024 5-Year Estimates
41.8 years
Rank #1,574/3,222 · #17 in OK
51th
Jefferson 41.8 years
OK 37.0 years +13.0%
US 38.9 years +7.5%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Jefferson County's median age of 41.8 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 Jefferson County for median age.
Nearby Rankings
Full ranking →| #1,571 | Billings County, ND | 41.8 years |
| #1,572 | Darke County, OH | 41.8 years |
| #1,573 | Stark County, OH | 41.8 years |
| #1,574 | Jefferson County, OK | 41.8 years |
| #1,575 | Deuel County, SD | 41.8 years |
| #1,576 | Obion County, TN | 41.8 years |
| #1,577 | Brown County, TX | 41.8 years |
About Median Age
Jefferson County, Oklahoma has a median age of 41.8 years, ranking #1,574 of 3,222 counties nationwide — 7.5% above the national value of 38.9 years. Within Oklahoma, it ranks #17 of 77. This places it in the 51th 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.