Colwich, Kansas Demographics & Population 2026

Population Overview

Colwich is a small community located in Kansas, within Sedgwick County. The total population is 1,492. It ranks as the 156th most populous out of 721 Census-designated places in Kansas.

Age Demographics

The median age in Colwich is 32.7 years. This is 13% lower than the state median of 37.4 years. With 31.2% of the population under 18, Colwich has a notably young demographic profile, suggesting a family-oriented community. 10.1% 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 Colwich is $88,295. This is 19% higher than the state median of $74,275. It is also 9% higher than the national median of $80,734. The poverty rate stands at 1.3%. This is 89% lower than the state poverty rate of 11.3%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 7.1%. This is 83% higher than the state rate of 3.9%. The median home value is $221,500. Housing costs are 2% higher than the state median of $217,200. With a home-value-to-income ratio of just 2.5x, Colwich is one of the most affordable housing markets in the area. 77.6% of occupied housing units are owner-occupied. This homeownership rate is 16% higher than the state average of 67.2%.

Race & Ethnicity

Colwich has a predominantly White (non-Hispanic) population, comprising 87.8% of all residents. Hispanic or Latino residents account for 3.8%. The Black or African American population (0.9%) is well below the state average of 5.1%. The Hispanic or Latino population (3.8%) is well below the state average of 13.6%.

Education

37.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 5% higher 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 97.9%. Notably, 15.9% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Colwich, 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.