Gray County, Kansas Demographics 2026

Population Overview

Gray County is located in Kansas with a total population of 5,701. It is the 61st most populous county out of 105 in Kansas. The county encompasses 5 Census-designated places.

Age Demographics

The median age in Gray County is 37.9 years. This is 1% higher than the state median of 37.4 years. With 28.5% of the population under 18, Gray County has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Gray County is $79,122. This is 7% higher than the state median of $74,275. It is also 2% lower than the national median of $80,734. The poverty rate stands at 8.5%. This is 24% lower than the state poverty rate of 11.3%. The unemployment rate is 2.6%. This is 32% lower than the state rate of 3.9%. The median home value is $206,000. Housing costs are 5% lower than the state median of $217,200. With a home-value-to-income ratio of just 2.6x, Gray County is one of the most affordable housing markets in the area. 77.1% of occupied housing units are owner-occupied. This homeownership rate is 15% higher than the state average of 67.2%.

Race & Ethnicity

The largest racial or ethnic group in Gray County is White (non-Hispanic), making up 79.4% of the population. Hispanic or Latino residents account for 16.7%. The Asian population (0.6%) is well below the state average of 2.9%.

Education

25.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 27% lower than the state rate of 35.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 78.8%.

Data Sources & Methodology

All figures for Gray County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Kansas 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.