The Waterloo Historical Society (WHS) is a dedicated organization committed to the preservation and recognition of the rich heritage of the Waterloo Region, encompassing Kitchener, Waterloo, Cambridge, and surrounding townships. Established in 1912, the WHS serves as a vital hub for heritage enthusiasts and scholars, boasting over 230 active members as of 2009. The Society hosts numerous public meetings each year, featuring guest speakers who share insights on local history and heritage.

Among its key offerings, the WHS publishes a continuous volume of local history articles and quarterly newsletters, while also maintaining an extensive archive of documents and photographs that document the region's past. The Society is actively involved in erecting historical plaques to commemorate significant local events and figures. As a registered charity and an affiliate of the Ontario Historical Society, WHS collaborates with various heritage groups to foster community engagement and education about the area's historical significance. Through its activities, the Waterloo Historical Society enriches public understanding of the region’s unique history and promotes ongoing heritage preservation efforts.