Historic Preservation Organizations

Preservation Maryland is a state-wide non-profit that is dedicating to preserving Maryland’s historic buildings, neighborhoods, landscapes, and archaeological sites through outreach, funding, and advocacy.

Maryland Historical Trust is the state agency for historic preservation.

National Park Service (NPS) is an agency of the United States federal government that manages all U.S. national parks, many American national monuments, and other conservation and historical properties with various title designations, such as the National Register of Historic Places and National Historic Landmarks.

Advisory Council for Historic Preservation (ACHP) is an independent federal agency that promotes the preservation, enhancement, and productive use of our nation's historic resources, and advises the President and Congress on national historic preservation policy.

National Trust for Historic Preservation  is a privately funded, nonprofit organization based in Washington, D.C., that works in the field of historic preservation in the United States. The member-supported organization was founded in 1949 by congressional charter to support the preservation of America’s diverse historic buildings, neighborhoods, and heritage through its programs, resources, and advocacy.

The Historical Society of Harford County is a 501(c)(3) not-for-profit membership organization whose mission is to collect, preserve, present, promote, and interpret the rich and diverse history of the County area, in its regional context, from its prehistoric origins to the present.

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