Flat Creek Township is one of twenty-five townships in Barry County, Missouri, United States.

[3] Flat Creek Township covers an area of 53.31 square miles (138.1 km2) and contains one incorporated settlement, Cassville (the county seat).

It contains six cemeteries: Corinth, Horner, Oak Hill, Pilant, Quaker and Russell.

Flat Creek Township contains one airport or landing strip, Cassville Municipal Airport.

This Barry County, Missouri state location article is a stub.