Wawaset Park is a planned community national historic district located on the western edge of the City of Wilmington, New Castle County, Delaware. The area was formerly the grounds of Schuetzen Park, a horse racing and later auto racing track and fairgrounds. It was purchased in 1917 by the DuPont Company and developed into single-family houses, semi-detached and row houses to meet the housing need for the company's expanding corporate staff. The historic district encompasses 321 contributing buildings and 1 contributing structure.