Explore All Endangered Places

Use this tool to search for sites included on America's 11 Most Endangered Historic Places list in the last two decades. Since 1988, 242 sites have been recognized as threatened. You can search by state, year, or even find out whether a site has been saved or still needs your support.

Year Listed
Related State


 Michigan's Historic Lighthouses, Exemplified by DeTour Reef Light, Michigan, 1998

 Miller-Purdue Barn, Indiana, 2001

 Minidoka National Historic Site, Idaho, 2007

 Minute Man National Historical Park and Environs, Massachusetts, 2003

 Mission San Miguel Arcangel, California, 2006

 Missouri River Cultural and Sacred Sites, South Dakota, 2002

 Monocacy Aqueduct, Maryland, 1998

 Montezuma Castle, New Mexico, 1997

 Mount Taylor, New Mexico, 2009

 Mountain View Black Officer’s Club, Arizona, 2013

 Nantucket, Massachusetts, 2000

 Natchez, Mississippi, 1994

 National Landscape Conservation System, Wyoming, 2005

 National Soldiers Home Historic District, Wisconsin, 2011

 Nine Mile Canyon, Utah, 2004

 Ocmulgee Old Fields Traditional Cultural Property, Georgia, 2003

 Okeechobee Battlefield, Florida, 2000

 Old Deerfield Historic District, Massachusetts, 1988, 1989

 Old Kaskaskia Village, Illinois, 1988, 1989

 Oldest Surviving McDonald's, California, 1994

 Ossabaw Island, Georgia, 1995

 Over-the-Rhine Neighborhood, Ohio, 2006

 Peace Bridge Neighborhood, New York, 2008

 Penn School, South Carolina, 1990, 1991

 Petoskey, Michigan, 1996


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