Mercer Township, Pennsylvania

Mercer Township, Pennsylvania
Fields north of Harrisville
Map of Butler County, Pennsylvania, highlighting Mercer Township
Map of Butler County, Pennsylvania
CountryUnited States
StatePennsylvania
CountyButler
Settled1797
Incorporated1804
Area
 • Total
12.89 sq mi (33.38 km2)
 • Land12.88 sq mi (33.36 km2)
 • Water0.0077 sq mi (0.02 km2)
Population
 (2020)
 • Total
1,010
 • Estimate 
(2022)
1,016
 • Density83.2/sq mi (32.11/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
FIPS code42-019-48688
Websitehttps://mercertwpbutler.com/

Mercer Township is a township in Butler County, Pennsylvania, United States. The population was 1,010 at the 2020 census.