Where is Tredyffrin, Pennsylvania

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

Where is Tredyffrin, Pennsylvania Located in the United States? Tredyffrin is a city located in the Chester County of Pennsylvania, United States. Tredyffrin lies between 40.0668 Degrees North latitudes and -75.4841 Degrees West longitudes.

Location Map of Tredyffrin in Chester County, Pennsylvania

Where is Tredyffrin, Pennsylvania

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

Tredyffrin Map, Pennsylvania, USA

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

About Tredyffrin, Chester County, Pennsylvania

Tredyffrin is a township located in Chester County in the U.S. state of Pennsylvania, United States. Situated in southeastern Pennsylvania just west of Philadelphia, the township is part of the Philadelphia metropolitan area and serves as a residential and commercial community within Chester County. Tredyffrin was established in 1707 and its name is derived from Welsh words meaning “town in the valley.” The township has developed into a prominent suburban area known for its business centers, historic sites, and quality of life.

Population

According to the United States Census Bureau, the population of Tredyffrin is 30,058 as recorded in the 2020 Census, and the population density is approximately 1,600 people per square mile.

Geography

According to the United States Census Bureau, Tredyffrin covers a total area of approximately 19.9 square miles (about 51.54 square kilometers), including about 19.7 square miles (51.02 square kilometers) of land and about 0.2 square miles (0.52 square kilometers) of water.

Location and Surroundings

Tredyffrin is located in southeastern Pennsylvania within Chester County, approximately 20 miles west of Philadelphia. The surrounding region features suburban neighborhoods, corporate offices, and nearby natural areas that contribute to the township’s character.

Top Attractions in the City

Tredyffrin offers parks, recreational facilities, and cultural attractions for residents and visitors. Valley Forge National Historical Park, located nearby, provides extensive trails, historical landmarks, and outdoor recreation opportunities. Local parks and community spaces support sports, events, and activities throughout the year.

Transportation

Tredyffrin is served by major roadways including U.S. Route 202 and the Pennsylvania Turnpike (Interstate 76), providing convenient access to Philadelphia and surrounding regions. SEPTA regional rail services also connect the township to the greater Philadelphia area. The nearest major airport serving the region is Philadelphia International Airport, located about 25 miles southeast 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 Tredyffrin Township Website.

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Tredyffrin, Pennsylvania Quick Facts

AttributeDetails
TownshipTredyffrin Township
CountyChester County
StatePennsylvania
State CapitalHarrisburg
US RegionNortheastern United States
Latitude40.0523° N
Longitude75.4474° W
ElevationApproximately 420 ft (128 m)
Land Area19.9 sq mi
Water Area0.2 sq mi
Total Area20.1 sq mi
Population (2020 Census)31,260
Population DensityApproximately 1,570 per sq mi
ZIP Codes19312, 19333, 19355
Area Code610, 484
Time Zone StandardEastern Standard Time (EST), UTC−5
Time Zone DaylightEastern Daylight Time (EDT), UTC−4
CurrencyUnited States Dollar (USD)
FIPS Code42-030-78192
Community TypeTownship

Transportation and Connectivity in Tredyffrin Township, Pennsylvania

TransportationDetails
Airport NamePhiladelphia International Airport
IATA CodePHL
Regional AirportWings Field Airport
PortPort of Philadelphia
Major HighwaysUS Route 202, Interstate 76, Interstate 476, Route 252
Train/Amtrak ServiceSEPTA Paoli/Thorndale Line and nearby Amtrak services
Local Transit ServiceSEPTA bus and regional rail services
  • US Route 202 — Major north-south route connecting Tredyffrin with King of Prussia, West Chester, and the Philadelphia region.
  • Interstate 476 (I-476) — Provides access to Philadelphia suburbs and the Pennsylvania Turnpike.
  • Interstate 76 (I-76) — Connects the township with Philadelphia and western Pennsylvania.

Top Places to Visit in Tredyffrin Township, Pennsylvania

Landmark NameType
Valley Forge National Historical ParkHistoric National Park
Chester Valley TrailRecreation Trail
Wilson Farm ParkCommunity Park
Wayne Art CenterArts Center
DuPortail HouseHistoric House
Trinity Presbyterian Church Historic SiteHistoric Landmark
Crabby Creek PreserveNature Area
Valley Forge Convention and Visitors CenterVisitor Center
Great Valley Shopping CenterShopping Area
King of Prussia MallShopping Center

Driving Distances from Tredyffrin Township, Pennsylvania to Nearby Cities

CityStateDistance (mi)Approx. Drive Time
PhiladelphiaPennsylvania25 mi40 minutes
West ChesterPennsylvania12 mi20 minutes
King of PrussiaPennsylvania8 mi15 minutes
WilmingtonDelaware45 mi55 minutes
ReadingPennsylvania45 mi1 hour
AllentownPennsylvania55 mi1 hour 10 minutes
BaltimoreMaryland100 mi1 hour 45 minutes
HarrisburgPennsylvania110 mi2 hours
New York CityNew York120 mi2 hours 30 minutes
Washington, D.C.District of Columbia140 mi2 hours 30 minutes

Colleges and Universities Near Tredyffrin Township, Pennsylvania

Institution NameTypeLevelNotable For
Villanova UniversityPrivateUniversityBusiness, law, engineering, nursing, and liberal arts programs
Eastern UniversityPrivateUniversityBusiness, education, health sciences, and theology programs
Immaculata UniversityPrivateUniversityHealth sciences, education, business, and liberal arts
Valley Forge Military Academy and CollegePrivateCollegeMilitary education and leadership programs
Tredyffrin/Easttown School DistrictPublicK–12 DistrictLocal public education

Waterbodies Near Tredyffrin Township, Pennsylvania

Schuylkill River, Valley Creek, Crabby Creek, Little Valley Creek, and Pickering Creek

Golf Courses and Stadiums Near Tredyffrin Township

Golf Courses: Waynesborough Country Club, Chester Valley Golf Club, Gulph Mills Golf Club, and Aronimink Golf Club. Stadiums: Valley Forge Military Academy athletic facilities, Villanova Stadium, and nearby Philadelphia-area sports venues.

Key Landmarks and Places to Visit in Tredyffrin Township, Pennsylvania

Landmark NameType
Valley Forge National Historical ParkHistoric National Park
Washington's Headquarters at Valley ForgeHistoric Landmark
Chester Valley TrailRecreation Trail
Wilson Farm ParkCommunity Park
DuPortail HouseHistoric House Museum
Wayne Art CenterArts Center
Crabby Creek PreserveNature Preserve
King of Prussia MallShopping Center
Valley Forge Convention and Visitors CenterVisitor Center

Tredyffrin Township, Pennsylvania — Key Historical Facts

  • Tredyffrin Township was established in 1707 and was named after Tredyffrin in Wales.
  • The township played an important role during the American Revolutionary War because of its location near Valley Forge.
  • George Washington and the Continental Army spent the winter of 1777–1778 at Valley Forge, making the area nationally significant.
  • Tredyffrin developed from an agricultural community into a suburban area connected to the growth of the Philadelphia metropolitan region.
  • The arrival of rail transportation helped support local commerce and community development.
  • Today, Tredyffrin is known for its historic sites, parks, educational institutions, and suburban neighborhoods.

References

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