Miami County, Kansas Demographics 2026

Population Overview

Miami County is located in Kansas with a total population of 34,625. It is the 14th most populous county out of 105 in Kansas. The county encompasses 4 Census-designated places.

Age Demographics

The median age in Miami County is 41.8 years. This is 12% higher than the state median of 37.2 years.

Economy, Income & Housing

The median household income in Miami County is $88,000. This is 21% higher than the state median of $72,639. Compared to the national median of $78,538, household income here is 12% higher. The poverty rate stands at 6.7%. This is 42% lower than the state poverty rate of 11.5%. The unemployment rate is 2.8%. This is 29% lower than the state rate of 3.9%. The median home value is $277,700. Housing costs are 37% higher than the state median of $203,400. The home-value-to-income ratio is 3.2x. 77.6% of occupied housing units are owner-occupied. This homeownership rate is 16% higher than the state average of 66.9%.

Race & Ethnicity

Miami County has a predominantly White (non-Hispanic) population, comprising 91.0% of all residents. Hispanic or Latino residents account for 3.9%. The Black or African American population (1.1%) is well below the state average of 5.3%. The Hispanic or Latino population (3.9%) is well below the state average of 13.3%. The Asian population (0.6%) is well below the state average of 2.9%.

Education

32.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 9% lower 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 94.8%.