Fostertown is an unincorporated community located within Lumberton Township in Burlington County, in the U.S. state of New Jersey. The site was founded in 1735 by William Foster, who established a plantation on modern-day West Bella Bridge Road. The area is largely farmland with some houses and a high-voltage power line dotting the landscape.
County Route 541 is a major road that travels through the center of Fostertown.
The Flying W Airport is south of Fostertown, partially in Lumberton Township and neighboring Medford. The South Jersey Regional Airport is another airport located west of Fostertown.