OFF MARKET

Off market dec 2017 for $11M

$15,024,215

Est. refi paymentEst. refi $46,998/mo

•

8,333

sq ft

150 Alamos Rd, Portola Valley, CA 94028

About this home

Premier address in the Westridge area of Portola Valley on approximately 2.5 acres. Sweeping views across Felt Lake, Silicon Valley, and out to the East Bay Hills. Estate property built in 2008 and recently remodeled. Photovoltaic solar energy---40 SunPower panels generating up to 7.8kW. Geothermal heating and cooling and hot water systems. . 4-bedrooms, nursery/office, playroom, recreation room. Separate office. . Solar heated and gas heated pool and spa. Crestron home automation system for lights, whole house sound system and distributed audio. . Cat-5 wiring and 3-Phase power. Breezaire Wine cellar (800 +/- bottle capacity) Cabana with fireplace, full bath, and outdoor kitchen. Gated, landscaped grounds, bocce court, lavender/citrus garden, vegetable gardens and greenhouse with potting area. Attached 3-car garage. Portola Valley schools.

Single-familyProperty Type

2008Year Built

2.51 acresLot Size

$1,803Est. Price/Sq.Ft.

3 car garageParking

Listed by Brent & Mary Brent & Mary Gullixson •DRE #70001879 • Bay Real Estate

Bought with Hugh Cornish •DRE #00912143 • Coldwell Banker Realty

Redfin checked: a minute ago

•Source:MLSListings #ML81615042

Redfin Estimate

$15,024,215

$3.8M since sold in December 2017$1.0M since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 78.7% higher than the average sale price ($8.41M) of 5 comparable homes.

SOLD MAY 18, 2026
$5,300,000
A
4 beds3.5 baths5,412 sq ft
27994 Via Ventana Way, Los Altos Hills, CA 94022
SOLD JUL 30, 2026
$10,850,000
B
4 beds6.5 baths6,593 sq ft
3510 Alpine Rd, Portola Valley, CA 94028
SOLD FEB 5, 2026
$7,998,000
C
4 beds3.5 baths4,520 sq ft
65 Cheyenne Pt, Portola Valley, CA 94028
SOLD JUN 3, 2026
$8,400,000
D
5 beds4 baths5,200 sq ft
120 Deer Meadow Ln, Portola Valley, CA 94028
SOLD MAY 13, 2026
$9,495,000
E
3 beds3.5 baths4,885 sq ft
56 Hillbrook Dr, Portola Valley, CA 94028

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Earn from this home

Sell

$6,907,444

Est. take-home

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Est. cash available

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Rent

$4,365/mo

Redfin rental estimate

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Market trends in 94028, CA

Last updated October 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

6 MoM

New listings for sale

EARLY ACCESS
$3,398,000
4 beds3 baths2,290 sq ft
220 Canyon Dr, Portola Valley, CA 94028
See all

Provided by Redfin

Sale history for 150 Alamos Rd

Date

Event

Price

MLSListings #ML81615042

Dec 29, 2017

Sold

$11,250,000

$1,350/sq ft

Nov 26, 2017

Pending

—

Nov 14, 2017

Contingent

—

Sep 21, 2017

Relisted

—

Sep 19, 2017

Listing Removed

—

Apr 16, 2017

Price Changed

$13,980,000

$1,678/sq ft

Sep 19, 2016

Listed

$14,980,000

$1,798/sq ft

Public Records

Jan 28, 2014

Sold

$12,750,000

$1,530/sq ft

Public Records

May 15, 2002

Sold

$3,650,000

$438/sq ft

MLSListings #ML80203844

May 15, 2002

Listing Removed

—

May 6, 2002

Sold

$3,650,000

$438/sq ft

Jan 28, 2002

Listed

$4,100,000

$492/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$139,518 (+10.3%)

$8,248,000 + $2,999,000

$11,247,000

2024

$126,486 (+16.7%)

$9,387,090 + $3,413,486

$12,800,576

2023

$108,392 (−14.1%)

$9,203,030 + $3,346,555

$12,549,585

2022

$126,190 (+13.2%)

$7,185,000 + $2,615,000

$9,800,000

2021

$111,472 (−8.7%)

$8,444,000 + $3,070,000

$11,514,000

2020

$122,130 (−4.8%)

$7,407,000 + $2,693,000

$10,100,000

2019

$128,341 (+5.2%)

$8,085,010 + $2,929,990

$11,015,000

2018

$121,944 (−17.2%)

$8,415,000 + $3,060,000

$11,475,000

2017

$147,355 (+2.0%)

$6,733,563 + $6,766,203

$13,499,766

2016

$144,434 (+0.7%)

$6,733,563 + $6,766,203

$13,499,766

2015

$143,444 (+89.3%)

$6,601,533 + $6,601,533

$13,203,066

2014

$75,781 (+11.4%)

$3,735,861 + $3,151,491

$6,887,352

2012

$68,002 (−0.3%)

$3,363,000 + $2,837,000

$6,200,000

2011

$68,190 (−4.5%)

$3,363,000 + $2,837,000

$6,200,000

2010

$71,419 (+0.2%)

$3,350,000 + $2,850,000

$6,200,000

2009

$71,261 (+0.9%)

$3,547,850 + $2,992,890

$6,540,740

2008

$70,649

$3,556,279 + $3,000,000

$6,556,279

Tax history for 150 Alamos Rd

Year

Property tax

Land + Additions

Assessment*

2025

$139,518 (+10.3%)

$8,248,000 + $2,999,000

$11,247,000

2024

$126,486 (+16.7%)

$9,387,090 + $3,413,486

$12,800,576

2023

$108,392 (−14.1%)

$9,203,030 + $3,346,555

$12,549,585

2022

$126,190 (+13.2%)

$7,185,000 + $2,615,000

$9,800,000

2021

$111,472 (−8.7%)

$8,444,000 + $3,070,000

$11,514,000

2020

$122,130 (−4.8%)

$7,407,000 + $2,693,000

$10,100,000

2019

$128,341 (+5.2%)

$8,085,010 + $2,929,990

$11,015,000

2018

$121,944 (−17.2%)

$8,415,000 + $3,060,000

$11,475,000

2017

$147,355 (+2.0%)

$6,733,563 + $6,766,203

$13,499,766

2016

$144,434 (+0.7%)

$6,733,563 + $6,766,203

$13,499,766

2015

$143,444 (+89.3%)

$6,601,533 + $6,601,533

$13,203,066

2014

$75,781 (+11.4%)

$3,735,861 + $3,151,491

$6,887,352

2012

$68,002 (−0.3%)

$3,363,000 + $2,837,000

$6,200,000

2011

$68,190 (−4.5%)

$3,363,000 + $2,837,000

$6,200,000

2010

$71,419 (+0.2%)

$3,350,000 + $2,850,000

$6,200,000

2009

$71,261 (+0.9%)

$3,547,850 + $2,992,890

$6,540,740

2008

$70,649

$3,556,279 + $3,000,000

$6,556,279

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

Public record

Beds

Baths

3.5

Stories

Lot width

—

Lot depth

—

Lot size

2.51 Acres

Year renovated

2008

Sq. Ft.

7,200

Year built

2008

Style

Single Family Residential

County

San Mateo County

APN

077271110

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

Property details

Parking

Garage Information
# of Garage Spaces: 3
Has Attached Garage: Yes

Parking Information
Has Garage: Yes
Parking Features: Attached Garage, Gate/Door Opener, Off-Street Parking, Parking Area

Interior

Virtual Tour

Bathroom Information
# of Baths (Full): 3
# of Baths (1/2): 1
Bathroom Features: Double Sinks, Jack and Jill, Stall Shower, Tub, Tub With Jets

Appliances
Dishwasher, Freezer, Garbage Disposal, Hood Over Range, Ice Maker, Microwave, Gas Oven Range, Refrigerator, Wine Refrigerator, Washer/Dryer, Warming Drawer

Basement Information
Finished

Dining Room Information
Eat-In Kitchen, Formal Dining Room

Family Room Information
Kitchen/Family Room Combo

Fireplace Information
# of Fireplaces: 3
Fireplace Features: Gas Burning, Gas Starter
Has Fireplace: Yes

Flooring Information
Carpet, Hardwood, Tile

Interior Features
Interior Features: High Ceiling, Skylight(s), Wet Bar, Walk-In Closet

Laundry Information
Laundry Features: Tub/Sink

Room Information
Room Type: Basement, Laundry, Media Room, Office

Kitchen Information
Kitchen Features: Stone Countertop, Island with Sink, Pantry

Exterior

Building Information
Foundation Details: Concrete Perimeter and Slab
Roof: Metal

Exterior Features
Other Structures: Greenhouse

Pool Information
Pool Features: Black Bottom, Cabana/Dressing Room, In Ground, Pool/Spa Combo
Spa Features: Pool/Spa Combo

Stories
Stories: 3

Style
Architectural Style: Contemporary

Year Built
Year Built Details: 2

Lot Information
Lot Features: Sloped Down (Grade)

Property Information
Building Area Total (Sq. Ft.): 8,333

View
View: Hills, Lake, Mountains

Financial

Financial Information
Buyer Financing: Conventional
Listing Terms: Cash or Conventional Loan

Utilities

Heating & Cooling
Heating: Heating (2+ Zones), Radiant

Utility Information
Gas: Public Utilities
Utilities: Public Utilities, Public Water
Water Source: Public

Location

School Information
Elementary School: Ormondale Elementary
Elementary School District: Portola Valley Elementary
High School District: Sequoia Union High
Middle/Junior High School: Corte Madera Elementary

Location Information
MLS Area: Central Portola Valley
Street Name: Alamos
Street Number: 150

WalkScore Information
Walk Score: 9

Public facts

Beds: 4
Baths: 3.5
Sq. Ft.: 7,200
Stories: 2.0
Lot Size: 2.51 acres
Style: Single Family Residential
Year Built: 2008
Year Renovated: 2008
County: San Mateo County
APN: 077271110

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

K - 12
Preschool & daycare

Ormondale Elementary School

Public K-3 • Assigned • 1.5mi

10/10

Corte Madera School

Public 4-8 • Assigned • 1.9mi

10/10

Woodside High School

Public 9-12 • Assigned • 4.2mi

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

0.31% chance of being in a wildfire in next 30 years

3/10 Heat Factor

6 days above 94° expected this year, 11 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)

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

$14.27M – $17.28M

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EARLY ACCESSCOMPASS COMING SOON

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Home values near 150 Alamos Rd

Data from public records.

Address	Redfin Estimate
331 Alamos Rd, Portola Valley, CA 4 Beds \| 2.5 Baths \| 2860 Sq. Ft.	$4,803,518
300 Alamos Rd, Portola Valley, CA 3 Beds \| 3.5 Baths \| 2552 Sq. Ft.	$7,076,423
250 Alamos Rd, Portola Valley, CA 3 Beds \| 3.5 Baths \| 2311 Sq. Ft.	$7,571,267
225 Alamos Rd, Portola Valley, CA 4 Beds \| 2.5 Baths \| 3600 Sq. Ft.	$5,897,813
228 Westridge Dr, Portola Valley, CA 5 Beds \| 3.5 Baths \| 2790 Sq. Ft.	$8,321,101
187 Westridge Dr, Portola Valley, CA 3 Beds \| 2 Baths \| 2210 Sq. Ft.	$4,623,562
118 Westridge Dr, Portola Valley, CA 5 Beds \| 3 Baths \| 4430 Sq. Ft.	$6,242,517

Address	Redfin Estimate
100 Alamos Rd, Portola Valley, CA 4 Beds \| 3.5 Baths \| 4200 Sq. Ft.	$5,823,897
340 Alamos Rd, Portola Valley, CA 4 Beds \| 2.5 Baths \| 2290 Sq. Ft.	$5,122,738
177 Alamos Rd, Portola Valley, CA 1 Beds \| 2 Baths \| 2390 Sq. Ft.	$7,876,063
228 Alamos Dr, Portola Valley, CA 2 Beds \| 2 Baths \| 2240 Sq. Ft.	$3,784,734
157 Westridge Dr, Portola Valley, CA 4 Beds \| 3.5 Baths \| 4380 Sq. Ft.	$5,647,041
3350 Alpine Rd, Portola Valley, CA 3 Beds \| 2 Baths \| 2080 Sq. Ft.	$5,067,330
128 Westridge Dr, Portola Valley, CA 4 Beds \| 2 Baths \| 2110 Sq. Ft.	$4,198,242

Address	Redfin Estimate
170 Alamos Rd, Portola Valley, CA 5 Beds \| 3.5 Baths \| 4495 Sq. Ft.	$8,335,443
200 Alamos Rd, Portola Valley, CA 5 Beds \| 8 Baths \| 11300 Sq. Ft.	$22,806,028
365 Alamos Rd, Portola Valley, CA 3 Beds \| 2 Baths \| 1900 Sq. Ft.	$6,233,570
121 Ash Ln, Portola Valley, CA 2 Beds \| 4.5 Baths \| 6122 Sq. Ft.	$25,611,241
137 Ash Ln, Portola Valley, CA 3 Beds \| 5 Baths \| 3790 Sq. Ft.	$7,534,998
127 Westridge Dr, Portola Valley, CA 5 Beds \| 4 Baths \| 4530 Sq. Ft.	$9,965,271
107 Westridge Dr, Portola Valley, CA 5 Beds \| 3 Baths \| 3000 Sq. Ft.	$4,987,834

Property information provided by MLSListings when last listed in 2016. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94028, CA

Sale history for 150 Alamos Rd

Tax history for 150 Alamos Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94028

Home values near 150 Alamos Rd

More real estate resources