Madison, Kansas Demographics & Population 2026

A note before these figures: with a population of 925, Madison'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

Madison is a small community located in Kansas, within Greenwood County. The total population is 925. It ranks as the 216th most populous out of 721 Census-designated places in Kansas.

Age Demographics

The median age in Madison is 34.9 years. This is 7% lower than the state median of 37.4 years. 13.3% 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 Madison is $52,500. This is 29% lower than the state median of $74,275. It is also 35% lower than the national median of $80,734. The poverty rate stands at 12.5%. This is 11% higher than the state poverty rate of 11.3%. The unemployment rate is 3.3%. This is 15% lower than the state rate of 3.9%. The median home value is $51,600. Housing costs are 76% lower than the state median of $217,200. With a home-value-to-income ratio of just 1.0x, Madison is one of the most affordable housing markets in the area. 75.2% of occupied housing units are owner-occupied. This homeownership rate is 12% higher than the state average of 67.2%.

Race & Ethnicity

Madison has a predominantly White (non-Hispanic) population, comprising 86.5% of all residents. Hispanic or Latino residents account for 6.2%. The Black or African American population (1.6%) is well below the state average of 5.1%. The Hispanic or Latino population (6.2%) is well below the state average of 13.6%.

Education

24.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 31% 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 88.7%.

Data Sources & Methodology

All demographic data for Madison, 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.