346 Walsh Rd is a 3,630 square foot house on a 3.01 acre lot with 5 bedrooms and 4 bathrooms. - it last sold on June 06, 2018 for $14,750,000. Based on Redfin's Atherton data, we estimate the home's value is $12,694,926.
Single-familyProperty Type
1952Year Built
3.01 acresLot Size
$3,497Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$12,694,926
$2.1M since sold in June 2018$64K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 90.1% higher than the average sale price ($6.68M) of 5 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
R-1A
Residential District
This chapter identifies the allowed use and permit requirements and development standards for the residential district R-1A. The intent of this district is to implement the residential land use categories of the town’s general plan. It is designed to designate land for the development of residential uses consistent with the development regulations set forth in this title.
Permitted uses
Include but are not limited to:
Housing
Housing-Single unit
Feb 9, 2026 • Final
Heritage tree
Remove and replace a dead closet with new closet units.
Grading
Mar 29, 2024 • Final
Pw-landscaping minor
Construct a walkway connection from an existing pedestrian gate to the street.
Grading
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
Bathroom Information
# of Full Baths: 4
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central
Room Information
# of Rooms: 11
Exterior
Exterior Information
Construction Type: Wood/Steel
Building Construction Quality: Good
Pool Information
Has Pool
View Information
View: Good
Property Information
Subdivision Name: BROAD ACRES ATHERTON
Living Sq. Ft: 3,630
Gross Sq. Ft: 3,630
Ground Floor Sq. Ft: 3,630
Building Sq. Ft: 3,630
# of Stories: 1
Legal Description: 2.9 AC MOL ON NWLY LINE OF WALSH RD ADJ & SWLY OF LOT 1 OF BROAD ACRES ACREAGE TOWN OF ATHERTON LAS LOMITAS SCHOOL DISTRICT
Parking & Garage Information
# of Parking Spaces: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 130,963
Legal Lot Number: 1
Acres: 3.0065
Zoning Code: R1001A
County Use Description: SINGLE FAMILY
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 5
Baths: 4.0
Sq. Ft.: 3,630
Stories: 1.0
Lot Size: 3.01 acres
Style: Single Family Residential
Year Built: 1952
Year Renovated: 1952
County: San Mateo County
APN: 073220020
Home facts updated by county records on Sep 2, 2026
Around this home
Schools
Las Lomitas Elementary School
Public K-3 • Assigned • 0.3mi
10/10
La Entrada Middle School
Public 4-8 • Assigned • 1.0mi
10/10
Woodside High School
Public 9-12 • Assigned • 1.1mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
9/10 Flood Factor
Estimated 80%+ chance 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
3/10 Heat Factor
7 days above 95° expected this year, 13 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
7/10 Air Factor
12 unhealthy days expected this year, 12 days in 30 years
Provided by First Street
Historical weather
Atherton, CA • 94027
Average low and high temperatures (°F)
61
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77
55
81
57
80
58
77
53
65
46
60
45
Jan
Feb
Mar
Apr
May
Jun
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Aug
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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
$12.06M – $14.60M
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