Harmon County, Oklahoma Demographics 2026

Population Overview

Harmon County is located in Oklahoma with a total population of 2,452. It is the 76th most populous county out of 77 in Oklahoma. The county encompasses 2 Census-designated places.

Age Demographics

The median age in Harmon County is 40.3 years. This is 9% higher than the state median of 36.9 years.

Economy, Income & Housing

The median household income in Harmon County is $54,286. This is 15% lower than the state median of $63,603. It is also 31% lower than the national median of $78,538. The poverty rate stands at 17.0%. This is 11% higher than the state poverty rate of 15.3%. The unemployment rate is 9.7%. This is 97% higher than the state rate of 4.9%. The median home value is $75,700. Housing costs are 59% lower than the state median of $185,900. With a home-value-to-income ratio of just 1.4x, Harmon County is one of the most affordable housing markets in the area. 72.0% of occupied housing units are owner-occupied. This homeownership rate is 9% higher than the state average of 65.8%.

Race & Ethnicity

The largest racial or ethnic group in Harmon County is White (non-Hispanic), making up 53.2% of the population. Hispanic or Latino residents account for 31.5%. The Black or African American population is significantly higher than the state average (11.0% vs 6.9%). The Hispanic or Latino population is significantly higher than the state average (31.5% vs 12.3%).

Education

16.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 41% lower than the state rate of 27.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 83.5%.

Data Sources & Methodology

All figures for Harmon County come from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023), with comparisons drawn against Oklahoma and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.