Matinecock Friends Meetinghouse

Matinecock Friends Meetinghouse is a historic Quaker meeting house located on the northwest corner of Piping Rock and Duck Pond Roads in Locust Valley, Nassau County, New York. It was built in 1725 and is a two-story, rectangular building topped by a steeply pitched gable roof. It is two bays wide and four bays long, sheathed in shingles.

It was listed on the National Register of Historic Places in 1976.