300 Sea Cliff Ave is a 9,836 square foot house on a 0.43 acre lot with 5 bedrooms and 5 bathrooms. - it last sold on September 15, 2009 for $18,000,000. Based on Redfin's San Francisco data, we estimate the home's value is $52,021,307.
Single-familyProperty Type
1938Year Built
0.43 acresLot Size
$5,289Est. Price/Sq.Ft.
4 spacesParking
Source:Public Records
Redfin Estimate
$52,021,307
$34.0M since sold in September 2009$11.6M since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 457.9% higher than the average sale price ($9.32M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
May 15, 2026 • Active
Electrical
Battery
Electrical
Solar
Apr 20, 2026 • Active
Solar
Battery
Electrical
Solar
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 3,066
Heating & Cooling
Heating Fuel Type: Oil
Heating Type: Radiant
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 11
Exterior
Exterior Information
Foundation Type: Slab
Building Style Type: Mediterranean
Construction Type: Concrete Masonry
Exterior Wall: Brick/Stone
Property Information
Subdivision Name: OUTSIDE LAND ACRES
Building Sq. Ft: 9,836
# of Units: 1
# of Stories: 2
Parking & Garage Information
# of Parking Spaces: 4
Lot Information
# of Buildings: 1
Land Sq. Ft: 18,813
Legal Lot Number: 1B
Legal Block Number: 1307
Acres: 0.4319
Zoning Code: RH1D
County Use Description: 1 DWELLING UNIT
Location Information
Parcel Location Influence: Bay
Utility Information
Sewer Type: Public
Water Service Type: Public
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 5
Baths: 5.0
Sq. Ft.: 9,836
Stories: 2.0
Lot Size: 0.43 acres
Style: Single Family Residential
Year Built: 1938
Year Renovated: —
County: San Francisco County
APN: 1307 001B
Home facts updated by county records on Oct 28, 2026
Around this home
Schools
Alamo Elementary School
Public K-5 • Assigned • 0.6mi
9/10
Presidio Middle School
Public 6-8 • Assigned • 0.5mi
9/10
Washington (George) High School
Public 9-12 • Assigned • 0.8mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
2/10 Heat Factor
6 days above 77° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
San Francisco, CA • 94121
Average low and high temperatures (°F)
60
48
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48
66
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65
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65
55
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70
58
68
56
62
51
57
48
Jan
Feb
Mar
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May
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Sun exposure
In this area, properties receive around 10.6 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
10.6 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$49.42M – $59.83M
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