The Erie Canal Museum's paranormal lore is described by museum staff and docents during seasonal programming, by the Haunted History Trail of New York State, by Visit Syracuse, and — in two independent October 2024 features — by The Daily Orange (Syracuse University's student newspaper) and This Is CNY (Syracuse.com's lifestyle vertical). The museum also runs its own 'Weighlock Building Ghost Hunt' events in partnership with the Central New York Ghost Hunters, anchoring the lore in the institution's own public programming.
In the 2024 Daily Orange feature, named staff members go on record. Steph Adams, director of interpretation, described hearing typing coming from a colleague's empty office. Museum staff member Amie Flanigan recounted that during a session with a medium she asked if a spirit's last name was 'Flanigan' and that the medium confirmed it — Flanigan said the spirit was identified as Peter Flanigan, an ancestor of hers. The same article describes a little boy who 'drowned and told a medium he felt sad that he was stuck' and women secretaries of canal engineers among the ghost identifications, and recounts a Gridley-family baby carriage stored in the attic that an employee reported seeing roll back and forth on its own.
The most frequently described phenomenon involves see-through figures of children playing in the courtyard area — visible during the day, generally seen out of the corner of the eye, and not associated with any single identified historical figure. A second recurring report involves two arguing men, heard rather than seen, in the upper-floor hallways. A third places a woman's apparition near the model canal boat exhibit; she is said to have been killed where the boat now sits, though no source provides a verifiable historical incident to anchor this claim. One commonly cited story describes a canal-boat captain's wife who fell overboard when the tiller swung and knocked her into the lock chamber while her vessel was being weighed. The 'Ghosts Along the Erie' folklore collection separately attributes a poltergeist named 'Mr. Buchanan' to the building, said to knock books and knick-knacks from shelves.
Heavy footsteps echoing through the building have been attributed by Visit Syracuse to Frank Buchanan, described in their tourism coverage as the museum's founding director. The footsteps are reported during early-morning and after-hours periods when staff are alone in the building. Staff also describe the basement as having 'bad energy' and avoid spending time there unaccompanied.
The museum has been featured on the cable program NY Shadow Chasers and named in AAA's ghost-hunting picks. The Haunted History Trail of New York State includes the building as one of its anchor sites in Central New York. While the museum's own programming presents the lore as folklore rather than as evidentially proven paranormal phenomena, it is documented across at least four distinct independent outlets (Daily Orange 2024, This Is CNY 2024, Visit Syracuse, Haunted History Trail) and incorporated into a recurring ticketed ghost-hunt program at the museum itself.