Leavenworth County, Kansas Demographics 2026

Population Overview

Leavenworth County is located in Kansas with a total population of 82,493. It is the 6th most populous county out of 105 in Kansas. The county encompasses 3 Census-designated places.

Age Demographics

The median age in Leavenworth County is 38.3 years. This is 3% higher than the state median of 37.2 years.

Economy, Income & Housing

The median household income in Leavenworth County is $86,906. This is 20% higher than the state median of $72,639. Compared to the national median of $78,538, household income here is 11% higher. The poverty rate stands at 8.6%. This is 25% lower than the state poverty rate of 11.5%. The unemployment rate is 4.3%. This is 9% higher than the state rate of 3.9%. The median home value is $260,600. Housing costs are 28% higher than the state median of $203,400. The home-value-to-income ratio is 3.0x. 68.8% of occupied housing units are owner-occupied. This homeownership rate is 3% higher than the state average of 66.9%.

Race & Ethnicity

The largest racial or ethnic group in Leavenworth County is White (non-Hispanic), making up 77.7% of the population. Hispanic or Latino residents account for 7.3%. The Asian population (1.3%) is well below the state average of 2.9%.

Education

36.6% of residents aged 25 and older hold a bachelor's degree or higher. This places Leavenworth County in the top 10% of all cities in the state for educational attainment. This is 4% higher than the state rate of 35.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.4%. Notably, 15.3% of adults hold a graduate or professional degree, indicating a highly educated workforce.