Summerfield, Kansas Demographics & Population 2026

A note before these figures: with a population of 128, Summerfield's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Summerfield is a small community located in Kansas, within Marshall County. The total population is 128. It ranks as the 513th most populous out of 721 Census-designated places in Kansas.

Age Demographics

The median age in Summerfield is 61.3 years. This is 64% higher than the state median of 37.4 years. Only 11.7% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Summerfield is $45,313. This is 39% lower than the state median of $74,275. It is also 44% lower than the national median of $80,734. The poverty rate stands at 21.9%. This is 94% higher than the state poverty rate of 11.3%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The survey records no unemployed residents in Summerfield, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $58,300. Housing costs are 73% lower than the state median of $217,200. With a home-value-to-income ratio of just 1.3x, Summerfield is one of the most affordable housing markets in the area. 87.2% of occupied housing units are owner-occupied. This homeownership rate is 30% higher than the state average of 67.2%.

Race & Ethnicity

Summerfield has a predominantly White (non-Hispanic) population, comprising 97.7% of all residents. Black or African American residents account for 1.6%. The Black or African American population (1.6%) is well below the state average of 5.1%.

Education

5.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 86% 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 94.8%.

Data Sources & Methodology

All demographic data for Summerfield, Kansas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Kansas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 721 Census-designated places in Kansas. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.