Eureka city, Kansas Demographics & Population 2026

Population Overview

Eureka city is a small community located in Kansas, within Greenwood County. The total population is 2,271. It ranks as the 111th most populous out of 726 cities and towns in Kansas.

Age Demographics

The median age in Eureka city is 44.4 years. This is 19% higher than the state median of 37.2 years.

Economy, Income & Housing

The median household income in Eureka city is $45,121. This is 38% lower than the state median of $72,639. Compared to the national median of $78,538, household income here is 43% lower. The poverty rate stands at 26.5%. This is 130% higher than the state poverty rate of 11.5%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 3.1%. This is 20% lower than the state rate of 3.9%. The median home value is $73,100. Housing costs are 64% lower than the state median of $203,400. With a home-value-to-income ratio of just 1.6x, Eureka city is one of the most affordable housing markets in the area. 72.5% of occupied housing units are owner-occupied. This homeownership rate is 8% higher than the state average of 66.9%.

Race & Ethnicity

Eureka city has a predominantly White (non-Hispanic) population, comprising 89.0% of all residents. Hispanic or Latino residents account for 5.5%. The Black or African American population (0.8%) is well below the state average of 5.3%. The Hispanic or Latino population (5.5%) is well below the state average of 13.3%. The Asian population (0.2%) is well below the state average of 2.9%.

Education

11.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 68% 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 90.4%.

Data Sources & Methodology

All demographic data for Eureka city, Kansas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Kansas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 726 Census-designated places in Kansas. For official data, visit data.census.gov.