Bonner Springs is a river city in Johnson, Leavenworth, and Wyandotte counties in the U.S. state of Kansas. The vast majority of the city, which lies in Wyandotte County, is part of the "Unified Government" which contains Kansas City, Kansas, Bonner Springs, Edwardsville, and roughly half of Lake Quivira. The population was 6,768 at the 2000 census. The city is a satellite city of Kansas City, Missouri.