Mercer Township, Pennsylvania
Mercer Township, Pennsylvania  | |
|---|---|
Fields north of Harrisville  | |
Map of Butler County, Pennsylvania, highlighting Mercer Township  | |
Map of Butler County, Pennsylvania  | |
| Country | United States | 
| State | Pennsylvania | 
| County | Butler | 
| Settled | 1797 | 
| Incorporated | 1804 | 
| Area | |
 • Total  | 12.89 sq mi (33.38 km2) | 
| • Land | 12.88 sq mi (33.36 km2) | 
| • Water | 0.01 sq mi (0.02 km2) | 
| Population  (2020)  | |
 • Total  | 1,010 | 
 • Estimate  (2022)  | 1,016 | 
| • Density | 83.15/sq mi (32.11/km2) | 
| Time zone | UTC-5 (Eastern (EST)) | 
| • Summer (DST) | UTC-4 (EDT) | 
| FIPS code | 42-019-48688 | 
Mercer Township is a township in Butler County, Pennsylvania, United States. The population was 1,010 at the 2020 census.