Date
Details
Price
Change
Source
1/30/2026
Listed
$2,895,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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1/31
$2,895,000
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1/31
Property Description
First time on the market in over 60 years! Built circa 1921, this Edwardian home offers more than 3,000 square feet of living space and a rare architectural layout. The home features refinished hardwood floors throughout and outdoor decks on multiple levels. The main level includes a formal living room and dining room, a spacious kitchen with an adjoining breakfast area, a private office, a primary bedroom with a sitting area, and a full bathroom. The upper level offers three well-proportioned bedrooms and a full bathroom. The centerpiece of this level is the magnificent family room with a cathedral ceiling, a fireplace, deck access, and an adjoining bonus kitchen. On the lower level, a family social hall with a bar and direct access to the spacious backyard offers an ideal setting for gathering and everyday enjoyment. The garage provides tandem parking for two cars, along with storage, a laundry, and a half bathroom.Thoughtfully evolved over time, this Edwardian residence offers a rare balance of architectural integrity, flexible living spaces, and areas designed for gathering and connection. From gracious formal rooms to an exceptional top-level family retreat, the home reflects a deep respect for craftsmanship and a lifestyle centered on continuity and care. Set within one of San Francisco's most established neighborhoods, it stands as both a beautiful place to live and a legacy ready to be continued.
Full Property Details
Full Property Details for 636 20th Ave
General
- Price: $2,895,000
- Status: Active
- Type: Single Family
- Source: San_Francisco
- MLS ID: 426099190
- Updated: 2/4/2026
- Added to Site: 9 day(s) ago
Interior
- Number of Rooms: 11
- Rooms/Areas: Bonus Room, Dining Room, Family Room, Great Room, Kitchen, Laundry, Living Room, Office
- Interior Features: Cathedral Ceiling(s), Formal Entry
- Fireplace: Yes
- Number of Fireplaces: 2
- Fireplace(s): Brick, Family Room, Living Room
- Appliances: Dishwasher, Free-Standing Gas Range, Free-Standing Refrigerator, Gas Water Heater, Range Hood, Microwave, Dryer, Washer
- Flooring: Linoleum, Wood
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 2
- Bathroom Features: Double Vanity, Low Flow Plumbing Fixtures, Low-Flow Toilet(s), Multiple Shower Heads, Shower Stall(s), Tub, Window
- Primary Bathroom: Bidet, Low-Flow Toilet(s), Shower Stall(s)
Bedrooms
- Total Bedrooms: 3
- Primary Bedroom: Balcony, Closet, Sitting Area
- Bedroom 1: Balcony, Closet, Sitting Area
Other Rooms
- Kitchen: Breakfast Area
- Dining Room: Formal Room
- Laundry: In Basement, In Basement
Additional Information
- Security/Safety: Carbon Monoxide Detector(s), Double Strapped Water Heater, Security Gate, Smoke Detector(s)
Parking
- Garage: Yes
- Parking Features: Attached, Enclosed, Garage Door Opener, Inside Entrance, Tandem, On Site (Single Family Only)
Location
- Area: SF District 1
- County: San Francisco
- Cross Streets: Balboa
School Information
- Elem School District: Calaveras
- Midd School District: Calaveras
- High School District: Calaveras
Heating & Cooling
- Heating Type: Gas
Utilities
- Sewer: Public Sewer
- Water: Public
- Cable Available: Yes
- Utility Description: Cable Available, Internet Available, Public
Structural Information
- Architectural Style: Edwardian
- Basement Desc.: Full
- Square Feet: 3,038
- Sq. Ft. Source: Assessor Auto-Fill
- Living Area: 3,038 Sq. Ft.
- Year Built: 1921
Lot Features
- Lot Size (Acres): 0.0689
- Lot Size (Sq. Ft.): 3,001
- Fencing (Description): Back Yard, Fenced, Wood
Disclosures and Reports
- Special Conditions: Trust
- APN: 1625022A
Buyer's Brokerage Compensation: Contact Listing Agent
Not binding unless confirmed by separate agreement among applicable parties.
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Meet the listing agents
Meet the listing agents
— 636 20th Ave —
CalRE#: 00961332
(415) 265-3809 mobile
CalRE#: 01877722
(415) 271-2670 mobile
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 636 20th Ave
School District:San Francisco Unified School District
| Name | Grades | Distance |
|---|---|---|
Argonne Elementary School 680 18th Avenue, San Francisco, CA 94121 | K-5 | 0.1 mi |
Presidio Middle School 450 30th Avenue, San Francisco, CA 94121 | 6-8 | 0.7 mi |
S.F. International High School 655 De Haro Street, San Francisco, CA 94107 | 9-12 | 4.4 mi |
Washington (George) High School 600 32nd Avenue, San Francisco, CA 94121 | 9-12 | 0.7 mi |
Wallenberg (Raoul) Traditional High School 40 Vega Street, San Francisco, CA 94115 | 9-12 | 1.8 mi |
Lincoln (Abraham) High School 2162 24th Avenue, San Francisco, CA 94116 | 9-12 | 2 mi |
Academy (The)- SF @Mcateer 555 Portola Drive, San Francisco, CA 94131 | 9-12 | 2.7 mi |
Asawa (Ruth) San Francisco School Of The Arts, A Public School. 555 Portola Drive, San Francisco, CA 94131 | 9-12 | 2.7 mi |
Mission High School 3750 18th Street, San Francisco, CA 94114 | 9-12 | 3 mi |
Disclaimer:
School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 636 20th Ave
Tax History
Tax History for 636 20th Ave
Year
Property Taxes
Change
Tax Assessment
Change
2025
$1,732
3%
$142,253
2%
2024
$1,684
2%
$139,464
2%
2023
$1,659
-26%
$136,731
2%
2022
$2,231
2%
$134,051
2%
2021
$2,185
-4%
$131,424
1%
2020
$2,265
3%
$130,078
2%
2019
$2,193
4%
$127,528
2%
2018
$2,116
18%
$125,028
2%
2017
$1,792
4%
$122,577
2%
2016
$1,727
2%
$120,174
2%
2015
$1,699
3%
$118,370
2%
2014
$1,655
—
$116,052
—
2013
$1,651
—
$115,528
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 636 20th Ave
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636 20th Avenue, San Francisco, CA 94121 (MLS# 426099190) is a Single Family property with 3 bedrooms and 2 full bathrooms. 636 20th Avenue is currently listed for $2,895,000 and was received on January 30, 2026. This property is listed by Marilyn Saner from our S.F. Pacific Heights Office.Want to learn more about 636 20th Avenue? Do you have questions about finding other Single Family real estate for sale in Sunset District? You can browse all Sunset District real estate or contact a Coldwell Banker agent to request more information.