Clark County, Kansas Demographics 2026

Population Overview

Clark County is located in Kansas with a total population of 1,974. It is the 100th most populous county out of 105 in Kansas. The county encompasses 3 Census-designated places.

Age Demographics

The median age in Clark County is 43.7 years. This is 17% higher than the state median of 37.4 years. 12.1% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Clark County is $63,043. This is 15% lower than the state median of $74,275. It is also 22% lower than the national median of $80,734. The poverty rate stands at 9.9%. This is 13% lower than the state poverty rate of 11.3%. The unemployment rate is 2.8%. This is 28% lower than the state rate of 3.9%. The median home value is $87,600. Housing costs are 60% lower than the state median of $217,200. With a home-value-to-income ratio of just 1.4x, Clark County is one of the most affordable housing markets in the area. 73.6% of occupied housing units are owner-occupied. This homeownership rate is 10% higher than the state average of 67.2%.

Race & Ethnicity

Clark County has a predominantly White (non-Hispanic) population, comprising 87.3% of all residents. Hispanic or Latino residents account for 5.4%. The Hispanic or Latino population (5.4%) is well below the state average of 13.6%. The Asian population (0.4%) is well below the state average of 2.9%.

Education

31.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 13% 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 91.9%.

Data Sources & Methodology

All figures for Clark 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.