The Noah Webster House is rumored to be haunted by mysterious phenomena including unexplained noises, floating orbs in the yard, and sightings of a woman in colonial garb, possibly Noah Webster's mother, passing through windows and walking the property at night. A video from a ghost hunting group also captured a disembodied voice saying "Abby" and a vanishing man in the basement has been reported. Visitors and locals have reported seeing a woman in colonial dress looking out of second-floor windows, suggesting it could be Webster's mother who died in the house. Unexplained noises have been heard late at night, and some accounts mention a disembodied voice saying "Abby". One story describes a mysterious man in the basement who vanished when he went around a corner. Orbs have been seen floating in the front yard and garden during the night. The most common theory for the apparitions is that the woman in colonial garb is the ghost of Noah Webster's mother.