According to local legend, the United States Postmaster General submitted his name.

The railway eventually became part of the Burlington Northern network and is currently abandoned.

[6] Bluegrass seed production moved to the farming areas of the Pacific Northwest in the 1950s.

One prominent former King Citian was celebrated children's author Clyde Robert Bulla, who died in 2007 while living in Warrensburg, Missouri.

In 2006, St. Louis, Missouri-based Wind Capital Group began operation of 27 windmills a mile north of King City.

The Bluegrass Ridge Wind Farm is the first commercial electric windmill operation in the state.

The Opera Hall Block was listed on the National Register of Historic Places in 2002.

They have finished construction; making a new Ag building and more classrooms in both the High School and Elementary.

University of Missouri standout and NFL Hall of Famer Roger Wehrli of the former St. Louis (now Arizona) Cardinals is an alumnus of King City High School.

King City is located on US Route 169 three-quarters of a mile north of the Gentry-Dekalb county line.

[12] According to the United States Census Bureau, the city has a total area of 1.38 square miles (3.57 km2), all land.