Derbydown Homestead, also known as the Abraham Marshall House and Birthplace of Humphry Marshall, is a historic home located in West Bradford Township, Chester County, Pennsylvania.

The original house was built in 1707, as a one-room, three bay, 1+1⁄2-story stone structure.

It was first owned by Abraham Marshall, founder of the Bradford Friends Meetinghouse, which met in the house from 1722 to 1727.

Abraham married Mary Hunt(sister of Elizabeth Hunt Bartram, mother of kings Botanist, John Bartram) at the Darby Meeting 1/17/1702-3 (Hinshaw Index Darby Monthly Meeting, p127) Marshall was the father of botanist Humphry Marshall, who was born at the house in 1722.

[2] It was added to the National Register of Historic Places in 1973.