A 22,000-sq-ft 1817 Neo-classical National Historic Landmark on Otsego Lake where George Clarke's ghost has been reported for nearly two centuries
267 Glimmerglass State Park Road, Cooperstown, NY 13326
Research updated June 2026
Age
All Ages
Cost
$$
Standard house tours $25/person. Hyde & Shriek ghost tours (October Fridays and Saturdays) $25/person. Private ghost tours by inquiry.
Access
Limited Access
Large multi-room historic mansion with uneven floors, stairs between wings, and grounds on Otsego Lake shoreline
Equipment
Photos OK
Est. 1817 · National Historic Landmark (1986) · Philip Hooker neoclassical architecture · Clarke family colonial New York history · Glimmerglass State Park historic feature
George Clarke (1768–1835) was a wealthy Albany landowner and the great-grandson of a colonial acting governor of New York. He purchased lakeside property on Otsego Lake's northeastern shore in 1817 and commissioned Albany architect Philip Hooker to design a country villa. The project unfolded in three distinct phases over seventeen years.
The first structure, known as the Stone House, followed Palladian principles with a two-story hip-roofed core flanked by one-story wings. A second phase added plain fieldstone servant quarters. The third and most ambitious phase produced the Great House, a neoclassical block notable for one of the earliest uses of Doric columns in New York State, with grand entertaining rooms measuring 34 by 26 feet each.
George Clarke died in 1835 before the full project was finished. His descendants occupied the mansion and managed the surrounding agricultural estate for decades. The property eventually passed out of family hands and fell into serious disrepair before a preservation campaign in the late twentieth century stabilized and restored the building.
The National Park Service designated Hyde Hall a National Historic Landmark on June 24, 1986, citing its architectural significance and the completeness of its documentary record. The mansion is set within Glimmerglass State Park on the lake's eastern shore. A historic covered bridge built simultaneously with the mansion in the early nineteenth century still stands on the property.
Hyde Hall Inc. operates the mansion as a museum, offering house tours late May through Halloween and October ghost tours. The Syfy channel's Ghost Hunters filmed an investigation at the property in Season 9, Episode 16, titled 'Hyde and Seek.'
Sources
George Clarke died in 1835, a year before Hyde Hall's final construction phase was complete, which local tradition holds as an explanation for why he is said to remain. The reports at Hyde Hall are among the longer-standing in the Otsego County region — apparitions and unexplained sounds have been described at the mansion for the better part of two centuries, though documentation of specific incidents before the modern era is thin.
The Haunted History Trail of New York State lists Hyde Hall as an active paranormal site and notes that Clarke is 'far from the only presence said to remain' at the mansion. The nature of the additional presences is not further specified in primary documentation. The range of reported phenomena — full-body apparitions, phantom footsteps, distant music, whispered voices, and phantom knocking — is consistent across multiple investigation accounts.
Syfy's Ghost Hunters sent a team to Hyde Hall for Season 9, Episode 16, broadcast under the title 'Hyde and Seek,' providing a televised investigation record. The episode is listed on IMDB.
Hyde Hall's October ghost tours, branded 'Hyde & Shriek,' have run for multiple seasons and consistently draw visitors to the isolated lakeside property. The venue advises that these tours are not appropriate for young children.
Notable Entities
Media Appearances
Hourly guided tours of the 22,000-square-foot mansion covering all three construction phases (1817–1834) and the Clarke family's role in New York colonial and early American history. Tours run daily 10am–3pm, late May through Halloween.
Public ghost tours on most Friday and Saturday evenings throughout October, covering documented paranormal reports in the mansion and grounds. $25/person. Not recommended for young children.
Year-round private ghost investigations by appointment for groups of ten or more. Pricing available on inquiry.
Every HauntBound history is researched from documented sources. We clearly separate verified historical fact from paranormal folklore.
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