A growing museum, incomparable library and statewide educational resource, the Maine Historical Society is located in the heart of Portland’s downtown cultural district. Founded in 1822, the Maine Historical Society is the third oldest state historical society in the United States.
Maine Historical Society is open year round and situated in downtown Portland, across from Monument Square. The Maine Historical Society strives to serve the entire state through its education and outreach programs and through the digital museum, the Maine Memory Network.
MHS is comprised of the Wadsworth–Longfellow House and Longfellow Garden, the Maine Historical Society Museum and Store, the MHS Research Library and the Maine Memory Network.