Tinicum Township, Delaware County, Pennsylvania

Tinicum Township, Pennsylvania
The Philadelphia Lazaretto, November 2009
Location in Delaware County and the U.S. state of Pennsylvania
Coordinates: 39°52′15″N 75°16′57″W / 39.87083°N 75.28250°W / 39.87083; -75.28250
CountryUnited States
StatePennsylvania
CountyDelaware
Settled1643
Area
  Total
8.78 sq mi (22.75 km2)
  Land5.75 sq mi (14.90 km2)
  Water3.03 sq mi (7.86 km2)
Elevation
13 ft (4 m)
Population
 (2010)
  Total
4,091
  Estimate 
(2016)
4,103
  Density713.44/sq mi (275.45/km2)
Time zoneUTC-5 (EST)
  Summer (DST)UTC-4 (EDT)
ZIP Code
19029
Area code(s)610 and 484
Websitewww.tinicumtownshipdelco.com

Tinicum Township, also known as Tinicum Island or The Island, is a township in Delaware County, Pennsylvania, United States. The population was 4,091 at the 2010 census, down from 4,353 at the 2000 census. Included within the township's boundaries are the communities of Essington and Lester.

John Heinz National Wildlife Refuge at Tinicum is located in the township and attracts visitors year-round. Philadelphia International Airport's international terminal, the western end of the airfield, and runways 9L/27R and 9R/27L are also located in the township.