About El Dorado, Kansas
El Dorado (pronounced /?ld??re?do?/ ( listen) EL-d?-RAY-doh) is a city situated along the Walnut River in the central part of Butler County, located in south-central Kansas, in the Central United States. As of the 2010 census, the city population was 13,021. It is the county seat and most populous city of Butler County. El Dorado is included in the Wichita Metropolitan Statistical Area.