Countryside Homes' Association was established in 1937 and incorporated as a City in 1951; in 2003, the City became consolidated with the City of Mission. Located within the City of Mission, KS in Johnson County, the Countryside Homes Association, has a population of 312 citizens and 133 homes. This charming community is nestled in the NE quadrant of Johnson County, and is bounded to the North by 61st Street, to the South by Shawnee Mission Parkway, to the East by Nall Street and to the West by Lamar Street.