636 20th Avenue, San Francisco, CA 94121 - Photo 1

1/1

$3,650,000

Sold
Closed
Single Family
3 Beds
2 Full Baths
3,038 Sq. Ft.

1/1

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

Sold For: $3,650,000
Status: Closed
Type: Single Family
Source: San_Francisco
MLS ID: 426099190
Added to Site: 59 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

Financial Considerations

For Sale: Yes

Disclosures and Reports

Special Conditions: Trust
APN: 1625022A

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Meet the listing agents

— 636 20th Ave —

Marilyn Saner

CalRE#: 00961332

Email Me

(415) 265-3809 mobile
Oxana Gigi

CalRE#: 01877722

Email Me

(415) 271-2670 mobile

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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 ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 636 20th Ave

Date

Details

Price

Change

Source

2/19/2026

Sold

$3,650,000

26.08%

MLS

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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Single Family
Active
Updated 41 minutes ago

3
Beds
2
Total Baths
1,770
Sq. Ft.

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Just Listed

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Single Family
Active
Updated 1 day ago

2
Beds
2
Total Baths
1,340
Sq. Ft.

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Condo
Active
Updated 4 days ago

2
Beds
2
Total Baths
1,196
Sq. Ft.

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Just Listed

$490,000

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Condo
Active
Updated 2 days ago

1
Bed
1
Total Bath
788
Sq. Ft.

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Price Reduced

-$600,000 (-6.98%)

$8,000,000

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Development
Active
Updated 2 days ago

0.4431
Acres

Listed by Marcus & Millichap, Joshua Johnson and Marcus & Millichap, Michael Henshaw

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Price Reduced

-$100,000 (-7.41%)

$1,249,000

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Single Family
Active
Updated 2 days ago

3
Beds
2
Total Baths

Listed by Keller Williams Realty, Travis Clarke and KW Elevate, Mirna Tin

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Price Reduced

-$80 (-0.01%)

$1,487,736

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Single Family
Active
Updated 1 day ago

4
Beds
3
Total Baths
1,994
Sq. Ft.

Listed by KB Home Sales -Northern California Inc, Theresa Mejia

353 Philip Dr 304, Daly City, CA 94015 - Photo 1

Price Reduced

-$39,000 (-4.95%)

$749,000

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Condo
Active
Updated 3 days ago

3
Beds
2
Total Baths
1,358
Sq. Ft.

Listed by Compass, Ben Paras

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Sold

$4,000,000

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Duplex
Closed

7
Beds
7
Total Baths
4,537
Sq. Ft.

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$4,100,000

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Duplex
Closed

8
Beds
5
Total Baths
3,907
Sq. Ft.

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Sold by Mosaik Real Estate, Michelle Kim

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Sold

$3,880,000

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Commercial Residential Facility
Closed

7,425
Sq. Ft.
0.0746
Acres

Listed by Marcus & Millichap, Eymon Binesh
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Sold

$3,125,000

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Duplex
Closed

4,452
Sq. Ft.

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636 20th Avenue, San Francisco, CA 94121 (MLS# 426099190) is a Single Family property that was sold at $3,650,000 on February 19, 2026. This property was 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.

636 20th Ave San Francisco, CA 94121