The main house "Pinecrest" is a Tudor Revival style dwelling built in 1927, with additions and interior renovations made between 1935 and 1958.

They are The Cottage, a gasoline pump, iron picket fence with two ornamental gates, two large brick arches, stone-lined grottoes, bathhouse, tennis court, a swimming pool, a stone fireplace, pergola, a gardener's cottage with an attached greenhouse, and a storage garage.

[2] After Mary Duke Biddle's death, the house was owned by noted philanthropist Mary Duke Biddle Trent Semans and her husband, James H. Semans, who gave the house to their son, James D.B.T.

[1] Pinecrest and some of the contributing resources are included in the Forest Hills Historic District.

This article about a property in Durham County, North Carolina on the National Register of Historic Places is a stub.