37.7578, −122.4351 A locator map appears here once a Mapbox token is configured.

4200 20th Street

Castro (Eureka Valley) · San Francisco, CA 94114

Single-family house
1 story
Zoned RH-3
District 8
Historic status: historic resource
City landmark (Article 10)

37.7578, −122.4351 Street View appears here once a Google Maps embed key is configured.

1,800 sq ftBuilding area

3,750 sq ftLot area

7Rooms · 1 bath

1925

Built.
Jun 1997

Dry rot repair.

Complete Permit 9710202 $$$ $300
Sep 1997

Reroofing.

Expired Permit 9718543 $$$ $4,600
April 2, 2025

Named a landmark candidate

Put forward as a candidate for individual landmark designation at a District 8 community forum held by the district supervisor and San Francisco Planning, one of twenty-one buildings on the list.

Corbett Heights Neighbors, "May Neighborhood News", Vol. VII, No. 5 (1 May 2025)

1 nominal $1 street-space permit is omitted.

Land $432,856 Improvements $874,773

Total assessed $1,307,629

At a glance

ConstructionWood frame

ParcelBlock 2696, Lot 014A

Last saleMay 30, 2002

Historic statusCEQA A — historic resource

Eureka Valley Historic Context Statement (2017)

Put forward as possibly eligible for the California Register for its association with Bob Ross (1934-2003), founder and publisher of the Bay Area Reporter, cofounder of the Tavern Guild in 1962 and of Operation Concern, who held political and professional events for the LGBTQ community at the house through the 1970s.

Nearby

4186–4190 20th Street Same street
4221 20th Street Same street
4226 20th Street Same block
682 Castro Street Same block
672–676 Castro Street Same block
4242 20th Street Same block
700 Castro Street Around the corner
704 Castro Street Around the corner

Not yet documented: the architect and builder and the early residents. Submit an update