Fairfield Township, Butler County, Ohio

Fairfield Township, Butler County, Ohio
Saratoga Drive, a typical suburban street in the township.
Location of Fairfield Township in Butler County
CountryUnited States
StateOhio
CountyButler
Established1795
Government
  TypeBoard of Trustees
Area
  Total
50 sq mi (130 km2)
Elevation
2,369 ft (722 m)
Population
 (2020)
  Total
22,645
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
GNIS feature ID1085808
Websitehttp://www.fairfieldtwp.org/

Fairfield Township is one of thirteen townships in Butler County, Ohio, United States. It is located in the south central portion of the county. The population was 22,645 at the 2020 census. Before annexations by the cities of Hamilton and Fairfield, it had an area of about 50 square miles (130 km2).