Springfield Township, or simply Springfield, is a township in Delaware County in the U.S. state of Pennsylvania. The population was 24,211 at the 2010 census.
First settled by Quakers who arrived in Pennsylvania with William Penn, Springfield was first recognized as a governmental entity in 1686. Many of the streets in Springfield are named after former prominent citizens, including Powell, Kennerly, Lownes, Thomas, Beatty, Lewis, Foulke, Evans, Powell, Pancoast, Worrell, and Edge. After its founding, Springfield was primarily a farming town.On December 9, 1687, the settlers began laying the road to Amosland as it was then called. This road is now known as Springfield Road. In 1701 construction began on the Baltimore Pike; the road was formed of sturdy oak planks, some of which still exist under the current Baltimore Pike. 1701 also marked the year that construction began on the first Quaker meeting house.By the date of the signing of the Declaration of Independence in 1776 it is estimated from tax records that about 300 people resided in Springfield.By the 19th century Springfield had become more industrialized. Taking advantage of its many creeks, the inhabitants erected many mills. Well-known mill owners included William Fell, Samuel Pancoast, William Beatty, Samuel Levis, Moses Hey, and Emanuel Hey.At the beginning of the 20th century Springfield's Baltimore Pike had become one of the busiest commercial areas outside of Philadelphia.