The Millbrook Society is a non-profit organization whose mission is historic preservation, education, historical research, historic re-enacting, and archaeology. The Millbrook Society was founded in 1984, with an emphasis on local history relating to the Borough of Hatboro area and Montgomery and Bucks Counties. The Millbrook Society archival collections encompass approximately 150 linear feet of materials spanning 1739 to 2011 (bulk 1900 to 2011).