---
listing_id: SF426132865
status: Active
price: 1695000
beds: 5
baths_full: 4
baths_half: 2
sqft_living: 4163
sqft_lot: 3330
lot_acres: 
year_built: 2009
property_type: Residential
property_subtype: Single Family Residence
address: "21 Castenada Ave"
city: San Francisco
state: CA
zip: 94116
county: "San Francisco County"
lat: 37.7506943
lng: -122.461751
days_on_market: 0
hoa_fee: 613
hoa_frequency: Annually
garage_spaces: 2
list_agent: "Katherine Tomassi"
list_office: "Sotheby's International Realty"
list_agent_phone: "(415) 706-7555"
list_agent_license: 01975281
mls_source: RESFAR
modified: 2026-05-22
transaction_type: buy
---

Home | San Francisco County | San Francisco | 94116 | 21 Castenada Ave

21 Castenada Ave, San Francisco, CA 94116

MLS: SF426132865 | Status: Active | Price: $1,695,000
Beds/Baths: 5 / 4 /2
Property Type: Residential

Quick Facts

Beds Baths Sq Ft Sq Ft Lot Yr Built
5 4 /2 4,163 3,330 2009

Upcoming Open Houses

Date Time Hosted By
Saturday, May 23 11:00 am - 1:00 pm
Sunday, May 24 11:00 am - 1:00 pm
Monday, May 25 12:00 pm - 2:00 pm
Tuesday, May 26 1:00 pm - 3:00 pm
Wednesday, May 27 3:00 pm - 4:30 pm
Thursday, May 28 10:00 am - 12:00 pm

Remarks

Incredible Opportunity! Awaiting transformation in a prime location. Contemporary hillside home w/elevator on a serene block in Forest Hill. This expansive residence offers 5 bedrooms, 4 full and 2 half baths, a spacious family/media room, multiple potential den and office spaces, several decks, 2-car side-by-side garage. Dramatic great room w/soaring double-height ceilings and walls of windows framing views toward the western slope of Twin Peaks. Kitchen w/island and premium appliances, wet bar, and powder room complete this level. On the top floor is the luxurious primary suite w/French doors to a Juliet balcony. Spa-like bath w/soaking tub, separate walk-in shower, generous walk-in closet, and additional half bath. Also on this level is a second en-suite bedroom w/access to the rear deck, plus flexible area for office or sitting room. Main entry floor from street level features an en-suite bed and full bath and den, both opening onto a shared deck. On the mezzanine level overlooking the great room are two additional bedrooms, a full bath, laundry room, plus additional den or lounge area. Beneath the great room is a large family/media room w/its own deck and full bath. The lowest level features storage and bonus space w/endless possibilities for a gym, studio, workshop, wine st

MLS Listing Information

Field Value
MLS # SF426132865
MLS Source San Francisco Association of Realtors® MLS
Days on Site 0

Features

Parking, School, and Other Information

Feature Details
Garage/Parking Access - Interior, Attached Garage, Enclosed, Facing Front, Gate/Door Opener, Other, Side By Side, Garage: 2 Car(s)
HOA Fee $613
HOA Fee Frequency Annually

Contact Information

Katherine Tomassi
Sotheby's International Realty
License #: 01975281
Phone: (415) 706-7555

Property Units

# Buildings # Leased Units # Total Units
0

School Ratings

School data provided by GreatSchools.org

Nearby Schools

School Type Grades Distance Rating
Clarendon Alternative Elementary School public K-5 0.38 mi 9
Hoover (Herbert) Middle School public 6-8 0.52 mi 7
West Portal Elementary School public K-5 0.55 mi 8
Yu (Alice Fong) Elementary School public K-8 0.71 mi 10
Academy (The)- SF @Mcateer public 9-12 0.76 mi 7
Asawa (Ruth) San Francisco School Of The Arts, A Public School. public 9-12 0.76 mi 10
Independence High School public 9-12 0.88 mi 5
Miraloma Elementary School public K-5 1.03 mi 6
Rooftop Elementary School public K-8 1.04 mi 8
Lincoln (Abraham) High School public 9-12 1.08 mi 9
Grattan Elementary School public K-5 1.09 mi 9
Jefferson Elementary School public K-5 1.20 mi 8
Feinstein (Dianne) Elementary School public K-5 1.31 mi 8
Alvarado Elementary School public K-5 1.32 mi 8
Sloat (Commodore) Elementary School public K-5 1.41 mi 6
Aptos Middle School public 6-8 1.46 mi 7
Milk (Harvey) Civil Rights Elementary School public K-5 1.50 mi 6
Lawton Alternative Elementary School public K-8 1.57 mi 9
Sunnyside Elementary School public K-5 1.58 mi 8
Lick (James) Middle School public 6-8 1.61 mi 2

Nearby Homes

Address Price Beds Baths Sq Ft Status
1279 Church St $1,795,000 3 2 0 PendingDoNotShow
1701 40th Ave $1,388,000 3 2 1,377 Active
359 Prospect Ave $1,698,000 3 2 1,730 Active
76 Woodacre Dr $1,995,000 3 2 2,154 Active

Disclosures

©2026 San Francisco Association of Realtors® MLS. All rights reserved. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Information provided is for personal, non-commercial use by the viewer and may not be redistributed without explicit authorization from San Francisco Association of Realtors® MLS.

Presently MLSListings.com displays Active, Contingent, Pending, and Recently Sold listings. Recently Sold listings are properties which were sold within the last three years. After that period listings are no longer displayed in MLSListings.com. Pending listings are properties under contract and no longer available for sale. Contingent listings are properties where there is an accepted offer, and seller may be seeking back-up offers. Active listings are available for sale.

This listing information is up-to-date as of May 22, 2026. For the most current information, please contact Katherine Tomassi, (415) 706-7555.