| Built / Opened: 1853 | Abandonment: n/a |
| Closed: n/a | Status: Abandoned |
| Age: 159 years | Location: United States of America  |
| Genres: Psychiatric Hospital, Criminal / Forensic Psychiatric Hospital | |
| 1 Gallery | |
| Built / Opened: n/a | Abandonment: 21 years |
| Closed: 1991 | Status: Being demolished or renovated |
| Age: n/a | Location: United States of America |
| Genres: Psychiatric Hospital, State School / Developmental Center, Juvenile Detention Center | |
| 2 Galleries | |
| Built / Opened: 1896 | Abandonment: n/a |
| Closed: n/a | Status: Abandoned |
| Age: 116 years | Location: Sykesville, MD United States of America |
| Genres: Psychiatric Hospital | |
| 1 Gallery | |
| Built / Opened: 1866 | Abandonment: 17 years |
| Closed: 1995 | Status: Abandoned |
| Age: 146 years | Location: United States of America |
| Genres: Psychiatric Hospital | |
| 1 Gallery | |
| Built / Opened: 1910 | Abandonment: 11 years |
| Closed: 2001 | Status: Being demolished or renovated |
| Age: 102 years | Location: Lorton, VA United States of America |
| Genres: State / Federal Penitentiary | |
| 1 Gallery | |
| Built / Opened: 1904 | Abandonment: 16 years |
| Closed: 1996 | Status: Being demolished or renovated |
| Age: 108 years | Location: Preston, CT United States of America |
| Genres: Psychiatric Hospital, Criminal / Forensic Psychiatric Hospital | |
| 5 Galleries | |
| Built / Opened: 1881 | Abandonment: 32 years |
| Closed: 1975 | Status: Demolished |
| Age: 131 years | Location: Philadelphia, PA United States of America |
| Genres: Middle / High School, Orphanage | |
| 1 Gallery | |
| Built / Opened: 1922 | Abandonment: 27 years |
| Closed: 1985 | Status: Abandoned |
| Age: 90 years | Location: Marriottsville, MD United States of America |
| Genres: State School / Developmental Center, Sanatorium / Isolation Hospital | |
| 1 Gallery | |
| Built / Opened: 1905 | Abandonment: 15 years |
| Closed: 1993 | Status: Demolished |
| Age: 107 years | Location: Baltimore, MD United States of America |
| Genres: Power Plant | |
| 1 Gallery | |
| Built / Opened: 1891 | Abandonment: 20 years |
| Closed: 1992 | Status: Abandoned |
| Age: 121 years | Location: Rochester, NY United States of America |
| Genres: Psychiatric Hospital | |
| 1 Gallery | |
| Built / Opened: 1886 | Abandonment: 17 years |
| Closed: 1995 | Status: Preserved |
| Age: 126 years | Location: Bethlehem, PA United States of America |
| Genres: Steel Mill, Blast Furnace | |
| 1 Gallery | |
| Built / Opened: 1856 | Abandonment: 13 years |
| Closed: 1993 | Status: Demolished |
| Age: 156 years | Location: Northampton, MA United States of America |
| Genres: Psychiatric Hospital, Kirkbride Plan | |
| 6 Galleries | |
| Built / Opened: 1885 | Abandonment: 16 years |
| Closed: 1996 | Status: Abandoned |
| Age: 127 years | Location: Kings Park, NY United States of America |
| Genres: Psychiatric Hospital | |
| 12 Galleries | |
| Built / Opened: 1910 | Abandonment: 36 years |
| Closed: 1976 | Status: Abandoned |
| Age: 102 years | Location: United States of America |
| Genres: Sanatorium / Isolation Hospital | |
| 1 Gallery | |
| Built / Opened: 1900 | Abandonment: 22 years |
| Closed: 1990 | Status: Being demolished or renovated |
| Age: 112 years | Location: Port Deposit, MD United States of America |
| Genres: Middle / High School, Military Installation | |
| 1 Gallery | |
| Built / Opened: 1909 | Abandonment: n/a |
| Closed: n/a | Status: Abandoned |
| Age: 103 years | Location: United States of America |
| Genres: Sanatorium / Isolation Hospital | |
| 5 Galleries | |
| Built / Opened: 1882 | Abandonment: 41 years |
| Closed: 1971 | Status: Abandoned |
| Age: 130 years | Location: Dansville, NY United States of America |
| Genres: Sanitarium / Spa | |
| 1 Gallery | |
| Built / Opened: 1871 | Abandonment: 24 years |
| Closed: 1988 | Status: Abandoned |
| Age: 141 years | Location: United States of America |
| Genres: Psychiatric Hospital, Criminal / Forensic Psychiatric Hospital, Kirkbride Plan | |
| 4 Galleries | |
| Built / Opened: 1887 | Abandonment: 33 years |
| Closed: 1979 | Status: Demolished |
| Age: 125 years | Location: Staten Island, NY United States of America |
| Genres: General Hospital | |
| 1 Gallery | |
| Built / Opened: 1921 | Abandonment: 14 years |
| Closed: 1998 | Status: Being demolished or renovated |
| Age: 91 years | Location: Philadelphia, PA United States of America |
| Genres: General Hospital | |
| 1 Gallery | |
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