National Register of Historic Places in Sonoma County
Temelec Hall, a stone mansion in the Greek Revival style was built in 1858 by Captain Granville P. Swift. It was the second great house in Northern California after Lachryma Montis, built by General Mariano Vallejo in 1851.
The National Register listing includes Temelec Hall, two Gazebos, the American kitchen. the smoke house, the reservoir, the carriage house, and the wash house.
Source: NRHP nomination.
Temelec Hall is also California Landmark 237.