Where is Derry, Pennsylvania

Written and Fact-checked by | Updated On: May 11, 2026

Where is Derry, Pennsylvania Located in the United States? Derry is a city located in the Dauphin County of Pennsylvania, United States. Derry lies between 40.3334 Degrees North latitudes and -76.733 Degrees West longitudes.

Location Map of Derry in Dauphin County, Pennsylvania

Where is Derry, Pennsylvania

About Map: The map shows the location of Derry in the state of Pennsylvania, United States. Derry is a city in Dauphin County, Pennsylvania.

Derry Map, Pennsylvania, USA

About Derry Map: This interactive Google Map shows the exact location of Derry in Pennsylvania, United States. You can zoom in or out, switch to satellite view, and explore nearby cities, roads, and local landmarks around Derry.

About Derry, Dauphin County, Pennsylvania

Derry is a township located in Dauphin County in the U.S. state of Pennsylvania, United States. Situated in south-central Pennsylvania, the township lies east of Harrisburg and serves as a residential and commercial community within Dauphin County. Derry was established in 1729 and was named after County Londonderry in Ireland. The township is best known as the home of Hershey and has developed into a major destination for tourism and industry.

Population

According to the United States Census Bureau, the population of Derry is 24,087 as recorded in the 2020 Census, and the population density is approximately 900 people per square mile.

Geography

According to the United States Census Bureau, Derry covers a total area of approximately 27.4 square miles (about 70.97 square kilometers), including about 27.2 square miles (70.45 square kilometers) of land and about 0.2 square miles (0.52 square kilometers) of water.

Location and Surroundings

Derry is located in south-central Pennsylvania within Dauphin County, approximately 15 miles east of Harrisburg. The surrounding region features suburban neighborhoods, agricultural land, and major tourist attractions associated with Hershey.

Top Attractions in the City

Derry offers a variety of attractions and recreational opportunities. The township is home to Hersheypark, a major amusement park, and The Hershey Story Museum, which highlights the history of chocolate production in the area. Local parks and recreational facilities provide outdoor activities, sports, and community events throughout the year.

Transportation

Derry is served by major roadways including U.S. Route 322 and Pennsylvania Route 743, providing convenient access to Harrisburg and surrounding regions. The nearest major airport serving the area is Harrisburg International Airport, located about 10 miles west of the township.

Explore more cities and counties across Pennsylvania or view the complete USA States Map for additional geographic information.

Sources:

Population and area data sourced from the United States Census Bureau (2020 Census). General information referenced from the Official Derry Township Website.

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Derry, Pennsylvania City Facts

CityDerry
StatePennsylvania
CountyWestmoreland County
CountryUnited States
RegionWestern Pennsylvania
Founded1775
Incorporated1775 (Township)
Total AreaApproximately 52.0 sq mi (134.7 km²)
Land AreaApproximately 51.8 sq mi (134.2 km²)
Water AreaApproximately 0.2 sq mi (0.5 km²)
ElevationApproximately 1,200 ft (366 m)
Population (2023 estimate)Approximately 14,000+
Population (2020 Census)13,861
Population DensityApproximately 270 people per sq mi
Time ZoneEastern Time (UTC-5 / UTC-4 DST)
ZIP Codes15627, 15633, 15650
Area Code724, 878
Major HighwaysU.S. Route 22, Pennsylvania Route 982
Public TransitWestmoreland County Transit Authority
Major AttractionsKeystone State Park nearby, Linn Run State Park nearby, Rolling Rock Club vicinity
Official Websitehttps://www.derrytownship.com/

Distance from Derry in Dauphin County, Pennsylvania to Other Cities in Pennsylvania

  • Hershey, PA – 5 miles (8 km)
  • Harrisburg, PA – 15 miles (24 km)
  • Middletown, PA – 10 miles (16 km)
  • Palmyra, PA – 8 miles (13 km)
  • Lebanon, PA – 15 miles (24 km)
  • Elizabethtown, PA – 15 miles (24 km)
  • Lancaster, PA – 30 miles (48 km)
  • York, PA – 30 miles (48 km)
  • Carlisle, PA – 35 miles (56 km)
  • Gettysburg, PA – 50 miles (80 km)
  • Reading, PA – 50 miles (80 km)
  • Allentown, PA – 80 miles (129 km)
  • Bethlehem, PA – 85 miles (137 km)
  • Easton, PA – 90 miles (145 km)
  • Scranton, PA – 100 miles (161 km)
  • Wilkes-Barre, PA – 95 miles (153 km)
  • State College, PA – 100 miles (161 km)
  • Altoona, PA – 120 miles (193 km)
  • Pittsburgh, PA – 200 miles (322 km)
  • Philadelphia, PA – 100 miles (161 km)

Derry, Pennsylvania Climate and Weather Overview

MonthAvg High (°F)Avg Low (°F)Avg Rainfall (in)
January35202.8
April61393.6
July82614.3
October63423.1
Annual604142.4
Climate AttributeDetails
Climate Classification (Köppen)Humid Continental (Dfa)
Annual RainfallAbout 42 inches
Annual Sunshine DaysApproximately 164 days
Hurricane/Tornado RiskVery low hurricane risk; low tornado risk
SnowfallAbout 41 inches annually

Driving Distances from Derry, Pennsylvania

CityStateDistance (mi)Approx. Drive Time
LatrobePennsylvania812 min
LigonierPennsylvania1015 min
New AlexandriaPennsylvania1015 min
GreensburgPennsylvania1420 min
BlairsvillePennsylvania1622 min
JeannettePennsylvania2028 min
JohnstownPennsylvania2835 min
MonroevillePennsylvania3040 min
IndianaPennsylvania3140 min
PittsburghPennsylvania4355 min

Transportation and Connectivity in Derry, Pennsylvania

TransportationDetails
Airport NameArnold Palmer Regional Airport
IATA CodeLBE
PortNo commercial port
Major HighwaysUS Route 30, Pennsylvania Route 982, Pennsylvania Route 217
Train/Amtrak ServiceNearest Amtrak station at Latrobe (Pennsylvanian route)
Local Bus/Transit ServiceWestmoreland Transit regional bus service
  • US Route 30 - Major east-west highway connecting Derry with Greensburg, Ligonier, Bedford, and Pittsburgh.
  • Pennsylvania Route 982 - Links Derry with Latrobe, New Alexandria, and surrounding Westmoreland County communities.
  • Pennsylvania Route 217 - Provides access to nearby rural communities and recreational areas.
  • Arnold Palmer Regional Airport, located in nearby Latrobe, offers commercial and general aviation services for the region.

Key Landmarks and Places to Visit in Derry, Pennsylvania

Landmark NameType
Keystone State ParkState Park
Rolling Rock ClubHistoric Country Club
Compass Inn MuseumHistoric Museum
Fort LigonierHistoric Fort
Idlewild & SoakZoneAmusement Park
Saint Vincent BasilicaHistoric Church
Lincoln Highway ExperienceTransportation Museum
Linn Run State ParkState Park
Westmoreland Museum of American ArtArt Museum
Legion Keener ParkCommunity Park

Colleges and Universities in Derry, Pennsylvania

Institution NameTypeLevelNotable For
Saint Vincent CollegePrivateCollegeLiberal arts and Benedictine education
Seton Hill UniversityPrivateUniversityHealth sciences, business, and arts
University of Pittsburgh at GreensburgPublicUniversityUndergraduate liberal arts programs
Westmoreland County Community CollegePublicCommunity CollegeCareer and technical education
Derry Area School DistrictPublicK-12 DistrictPublic education system

Waterbodies in Derry, Pennsylvania

Loyalhanna Creek, Keystone Lake, Fourmile Run, McGee Run, Blacklick Creek, Loyalhanna Reservoir, Tubmill Creek, Stony Run

Golf Courses in Derry, Pennsylvania

Rolling Rock Club, Glengarry Golf Links, Champion Lakes Golf Resort, Arnold Palmer's Latrobe Country Club, Four Seasons Golf Club, Chestnut Ridge Golf Resort

Derry, Pennsylvania - Key Historical Facts

  • Derry was incorporated as a borough in 1881 after growing as a railroad and coal-mining community in Westmoreland County.
  • The arrival of the Pennsylvania Railroad in the 19th century helped transform Derry into an important transportation and commercial center for the surrounding agricultural region.
  • Coal mining, coke production, and related industries contributed significantly to the borough's economy throughout the late 19th and early 20th centuries.
  • Derry's location along the historic Lincoln Highway and near the Laurel Highlands strengthened its role as a gateway to western Pennsylvania.
  • Over time, the community diversified its economy while preserving its small-town character and historic downtown.
  • Today, Derry is known for its proximity to Keystone State Park, the Laurel Highlands, outdoor recreation, and the cultural attractions of nearby Latrobe and Greensburg.

References

Pennsylvania More Maps & Info

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