Thorsen House
A landmark on Piedmont Ave, in the middle of things: 195 places within a five-minute walk. One of 107 history & landmarks in Berkeley.















On the National Register since 1978

William R. Thorsen House
William R. Thorsen House was added to the National Register of Historic Places on Nov 20, 1978. It is significant for its architecture at the state level. Its architecture is described as Bungalow.
The William R. Thorsen House, also known as the Sigma Phi-Thorsen House, is a historic residence in Berkeley, California. Built in 1909 for William and Caroline Thorsen, it was the last of five so-called "ultimate bungalows" to be designed by Charles and Henry Greene, principles in the architectural firm of Greene & Greene. Three others (Ford, Gamble, Blacker) are in Pasadena, and one (Pratt) is in Ojai, California.…
The full story →Make an afternoon of it
195 places within a five-minute walk of Thorsen House.
2307 Piedmont Ave
The nearest neighbor is Delta Sigma Phi - Hilgard Chapter, 1 min walk away.
No photos yet
Be the first to show what Thorsen House looks like.
Sign in to add a photo.
No reviews yet
What should the next neighbor know?
Sign in to leave a review.
More history & landmarks in Berkeley
Local favorites first.
Acton Courtyard
Hillside Village
Berkeley Central Apartments
Jones Berkeley Apartments
Fix a detailWrong hours or phone? Moved or closed? Neighbors keep this right.✎
Sign in to suggest a change or confirm one.
Talk about Thorsen House
Tips, questions and shout-outs from Berkeley neighbors.
Your answer becomes a post in Town Square.
Some place details from Overture Maps (CDLA-Permissive-2.0). Changes go live once a second neighbor confirms them. Building history: National Park Service, National Register of Historic Places.