Strong House is a historic building located at 1030 Central Avenue in the city of Plainfield in Union County, New Jersey.

Built in 1896, it was added to the National Register of Historic Places on August 28, 2012, for its significance in architecture, education, and community planning and development.

[3][4] The original two and one-half story brick building featuring Colonial Revival architecture was constructed in 1896 for George A.

A gymnasium was added in 1933 for use by the Wardlaw School, which had purchased the building that year.

Two additions featuring International Style were built in the 1960s.