Piqua is an unincorporated community and census-designated place in Woodson County, Kansas, United States. Its population was 107 as of the 2010 census. The community was built as a railroad community and was named for Piqua, Ohio.
Piqua had its start in the year 1882 by the building of the railroad through that territory.
Latitude of Piqua is 37.922N and longitude is -95.535W. Piqua is located on U.S. Route 54 and is east of U.S. Route 75.
- Buster Keaton (1895–1966), acclaimed actor and film director. He was born in Piqua while his mother was traveling.