Most affordable property in Portola Valley! Amazing property with a charming cottage and artist studio on 18000+sf lot. Main house 813 sq ft, studio 526 sq ft and basement 302 sq ft per appraiser measurement. Floor plan sketch included in the disclosure. Away from the hustle and bustle and less than 10 minutes access to freeway 280. House was updated a few years ago with galley kitchen and dining area with a view of the foothills, hardwood floor, high ceilings. Lovely master bedroom with walk-in closet, stone fireplace and recessed lights in living room. Roof on studio was replaced in 2016. Studio was renovated in 2016 with newer painting, new kitchen and newer bath, hardwood floor.
Single-familyProperty Type
1930Year Built
0.43 acresLot Size
$1,278Est. Price/Sq.Ft.
Listed by Lihong Zhong•DRE #01349271• Green Valley Realty USA
Bought with Lihong Zhong•DRE #01349271• Green Valley Realty USA
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Permits
Beds
1
Baths
1
Stories
1
Lot width
—
Lot depth
—
Lot size
0.45 Acres
Year renovated
1960
Sq. Ft.
813
Year built
1930
Style
Single Family Residential
County
San Mateo County
APN
080101050
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 2, 2026.
Dec 6, 2013 • Final
Building
Tear off the existing steel roof and install new plywood and felt underlayment on a single-family home. Reroof with composition shingles.
Roofing
Dec 6, 2013 • Final
Building
Upgrade the electrical service to 100 amps.
Electrical
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
Parking
Parking Information
Parking Features: No Garage
Interior
Bathroom Information
# of Baths (Full): 1
Bathroom Features: Stall Shower
Appliances
Dishwasher, Garbage Disposal, Gas Oven Range, Refrigerator
Basement Information
Unfinished
Dining Room Information
Dining Area
Family Room Information
No Family Room
Fireplace Information
# of Fireplaces: 1
Fireplace Features: Living Room
Has Fireplace: Yes
Flooring Information
Hardwood, Laminate, Tile
Interior Features
Interior Features: Walk-In Closet
Laundry Information
Laundry Features: In Utility Room
Room Information
Room Type: Basement
Kitchen Information
Kitchen Features: Formica Countertop
Kitchen Features (Additional): Quartz Countertop
Exterior
Building Information
Foundation Details: Crawl Space
Roof: Composition, Shingle
Stories
Stories: 1
Year Built
Year Built Details: 2
Property Features
Additional Legal ADU Type: Guest House
Property Information
Building Area Total (Sq. Ft.): 1,339
View
View: Mountains
Financial
Financial Information
Buyer Financing: Conventional
Listing Terms: Cash or Conventional Loan
Utilities
Heating & Cooling
Heating: Central Forced Air (Gas)
Utility Information
Gas: Public Utilities
Sewer: Public Sewer
Utilities: Public Utilities, Public Water
Water Source: Public
Location
School Information
Elementary School: Ormondale Elementary
Elementary School District: Portola Valley Elementary
High School: Woodside High
High School District: Sequoia Union High
Middle/Junior High School: Corte Madera Elementary
Location Information
MLS Area: Alpine / Uplands (Los Trancos)
Street Name: Ramona
Street Number: 152
Public facts
Beds: 1
Baths: 1.0
Sq. Ft.: 813
Stories: 1.0
Lot Size: 0.45 acres
Style: Single Family Residential
Year Built: 1930
Year Renovated: 1960
County: San Mateo County
APN: 080101050
Home facts updated by county records on Sep 2, 2026
Around this home
Schools
K - 12
Preschool & daycare
Corte Madera School
Public 4-8 • Assigned • 1.6mi
10/10
Woodside High School
Public 9-12 • Assigned • 6.9mi
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
2/10 Fire Factor
0.00% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 88° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Portola Valley, CA • 94028
Average low and high temperatures (°F)
61
43
62
45
69
48
68
47
73
50
78
53
79
55
83
56
79
58
72
51
63
47
59
45
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.7 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
10.7 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.63M – $1.97M
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