Madison is a city in Greenwood County, Kansas, United States,[1] along the Verdigris River.

In 1879, the town was relocated to its present site when the Howard Branch of the Atchison, Topeka & Santa Fe Railroad was built from Emporia to Moline.

Green came to Kansas in 1867, took up a homestead, and operated a trading post on the original town site.

[7] According to the United States Census Bureau, the city has a total area of 0.61 square miles (1.58 km2), all of it land.

[8] The climate in this area is characterized by hot, humid summers and generally mild to cool winters.

[9] The 2020 United States census counted 689 people, 299 households, and 179 families in Madison.

There were 390 housing units at an average density of 667.8 per square mile (257.8/km2).

34.8% of households consisted of individuals and 16.1% had someone living alone who was 65 years of age or older.

There were 401 housing units at an average density of 657.4 per square mile (253.8/km2).

35.5% of all households were made up of individuals, and 14.3% had someone living alone who was 65 years of age or older.

34.3% of all households were made up of individuals, and 21.6% had someone living alone who was 65 years of age or older.