Underhill, Gateshead
Underhill is a large and imposing detached house, located at 99 Kells Lane in the Low Fell district of Gateshead, England. Built primarily from sandstone in Victorian architectural style, it was the home of Sir Joseph Wilson Swan from 1869–83, and is the first domestic property in the world to be illuminated by electric light bulb.
In 1976 it was designated a Grade II* listed building.
Previously used as a school, it is currently used as retirement sheltered housing.