How Harper County Compares

Harper County

40.9 years

Oklahoma Average

40.9 years

Rank #25 of 77 in state

National

38.9 years

5.1% above

National Distribution

Where Harper County falls among all 3,222 U.S. counties for median age.

21.4 years 86.2 years

■ Harper County: 40.9 years

Ranking Context

Rank	County	Value
#1,837	Cuming County, NE	40.9 years
#1,838	Oswego County, NY	40.9 years
#1,839	Richland County, OH	40.9 years
#1,840	Harper County, OK	40.9 years
#1,841	Hampton County, SC	40.9 years
#1,842	Laurens County, SC	40.9 years
#1,843	Brewster County, TX	40.9 years

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Median Age in Harper County, Oklahoma

Harper County, Oklahoma has a median age of 40.9 years, which ranks #1,840 of 3,222 out of 3,222 counties nationwide. This is 5.1% above the national value of 38.9 years.

Within Oklahoma, Harper County ranks #25 of 77 out of 77 counties. This places it in the 43th percentile nationally.

The median age of the total population. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.