Derry, Pennsylvania

Derry, Pennsylvania
Derry's Mossback Park on South Chestnut Street in Derry, Pennsylvania
Motto: 
"Family, Town & Country"
Location of Derry in Westmoreland County, Pennsylvania (left) and of Westmoreland County in Pennsylvania (right)
Derry, Pennsylvania
Coordinates: 40°19′59″N 79°18′04″W / 40.33306°N 79.30111°W / 40.33306; -79.30111
CountryUnited States
StatePennsylvania
CountyWestmoreland
Settled1852
IncorporatedOctober 22, 1881
Government
 • TypeBorough Council
 • Mayor-ElectNathan Bundy
Area
 • Total
0.80 sq mi (2.06 km2)
 • Land0.77 sq mi (2.00 km2)
 • Water0.023 sq mi (0.06 km2)
Elevation
1,171 ft (357 m)
Population
 (2020)
 • Total
2,639
 • Density3,400/sq mi (1,320/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
Zip Code
15627
Area codes724, 878
FIPS code42-18960
WebsiteBorough of Derry, Pennsylvania
There are also four Derry Townships in Pennsylvania.

Derry is a borough in Westmoreland County in Pennsylvania, 45 miles (72 km) east of Pittsburgh. The Borough of Derry, consisting of the town area, should not be confused with Derry Township, which is a separate municipality surrounding the borough. The population was 2,637 at the 2020 census.