OFF MARKET
Google street view image for 331 Portola Rd, Portola Valley, CA 94028
Off market apr 1972 for $31K
$2,093,852
Est. refi paymentEst. refi $212/mo
4
bd
•
2.5 ba
•
670
sq ft

331 Portola Rd, Portola Valley, CA 94028

map-entry

About this home

331 Portola Rd is a 670 square foot house on a 0.65 acre lot with 4 bedrooms and 2.5 bathrooms. - it last sold on April 03, 1972 for $31,000. Based on Redfin's Portola Valley data, we estimate the home's value is $2,093,852.
Single-familyProperty Type
1920Year Built
0.65 acresLot Size
$3,125Est. Price/Sq.Ft.
Source:Public Records

Redfin Estimate

$2,093,852
$2.1M since sold in April 1972$13K since September

This home's estimate is 17.1% lower than the average sale price ($2.53M) of 4 comparable homes.

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Earn from this home

Sell
$1,982,925
Est. take-home

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Refinance
$0
Est. cash available

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Rent
$2,449/mo
Redfin rental estimate

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Market trends in 94028, CA

Last updated September 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-list price
98.4%

0.6% MoM

Median sale price
$5.4M

$473K MoM

Avg. days on market
42d

0 days MoM

Recently sold homes
20

6 MoM

New listings for sale

Provided by Redfin

Sale history for 331 Portola Rd

Tax history for 331 Portola Rd

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Around this home

Schools

Ormondale Elementary School

Public K-3 • Assigned • 0.4mi

10/10
Corte Madera School

Public 4-8 • Assigned • 0.5mi

10/10
Woodside High School

Public 9-12 • Assigned • 4.9mi

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

3/10 Fire Factor

0.62% chance of being in a wildfire in next 30 years

2/10 Heat Factor

7 days above 94° 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

12 unhealthy days expected this year, 12 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
76
53
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
$1.99M – $2.41M

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Home values near 331 Portola Rd

Data from public records.

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