Burden is a city in Cowley County, Kansas, United States. As of the 2010 census, the city population was 535.
Burden is located at 37°18′51″N 96°45′19″W / 37.31417°N 96.75528°W / 37.31417; -96.75528 (37.314128, -96.755377). According to the United States Census Bureau, the city has a total area of 0.5 square miles (1.4 km²), of which, 0.5 square miles (1.4 km²) of it is land and 1.85% is water.
As of the census of 2000, there were 564 people, 210 households, and 158 families residing in the city. The population density was 1,072.0 people per square mile (410.9/km²). There were 236 housing units at an average density of 448.6 per square mile (171.9/km²). The racial makeup of the city was 93.26% White, 0.18% African American, 2.48% Native American, 1.42% from other races, and 2.66% from two or more races. Hispanic or Latino of any race were 1.95% of the population.