Bonner Springs is a city in Wyandotte, Leavenworth, and Johnson counties, Kansas, United States. It is part of the Kansas City, Missouri Metro Area. As of the 2020 census, the population of the city was 7,837. Bonner Springs was incorporated as a city on November 10, 1898. Bonner Springs is home to the Azura Amphitheater, the National Agricultural Center and Hall of Fame, Wyandotte County Historical Museum, and the annual Kansas City Renaissance Festival.

Wyandotte County is a county in the U.S. state of Kansas. Its county seat and most populous city is Kansas City, with which it shares a unified government. As of the 2020 census, the population was 169,245, making it Kansas's fourth-most populous county. The county was named after the Wyandot tribe.