OFF MARKET

Off market jun 2021 for $7.1M

$9,017,403

Est. refi paymentEst. refi $38,818/mo

•

5,175

sq ft

438 El Arroyo Rd, Hillsborough, CA 94010

About this home

Masterfully updated with chic designer style and resort-like grounds with a Neoclassical elegance befitting its sought-after Lower Hillsborough location. Sweeping views of the San Francisco Bay provide a captivating backdrop, espresso-hued hardwood floors unify the public rooms, and accent colors complement crisp white millwork that showcases designer panache. The traditionally arranged floor plan includes a main-level room with flexibility for play or office use plus 5 bedrooms upstairs, highlighted by a spacious primary suite with sumptuously remodeled bath and one bedroom currently used for an office. Separate cabana plus pool, large sport court, putting green, and amazing space for outdoor living.

Single-familyProperty Type

1964Year Built

0.38 acresLot Size

$1,742Est. Price/Sq.Ft.

2 car garageParking

Listed by Mark Johnson •DRE #00667906 • Coldwell Banker Realty

Contact: 650-685-7648

Bought with Geoffrey Nelson •DRE #01313666 • Coldwell Banker Realty

Redfin checked: a minute ago

•Source:MLSListings #ML81836116

Redfin Estimate

$9,017,403

$1.9M since sold in June 2021$70K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 65.8% higher than the average sale price ($5.44M) of 4 comparable homes.

SOLD SEP 10, 2026
$4,075,000
A
4 beds3.5 baths2,950 sq ft
404 Hillsborough Blvd, San Mateo, CA 94402
SOLD OCT 13, 2026
$6,150,000
B
6 beds4 baths3,230 sq ft
15 Mc Kenzie Ct, Hillsborough, CA 94010
SOLD SEP 14, 2026
$3,700,000
C
4 beds3.5 baths4,070 sq ft
1407 Carlton Rd, Hillsborough, CA 94010
SOLD JUN 17, 2026
$7,825,000
D
4 beds4 baths4,020 sq ft
1955 Parkside Ave, Hillsborough, CA 94010

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Earn from this home

Sell

$3,456,989

Est. take-home

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Refinance

Est. cash available

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Rent

$10,726/mo

Redfin rental estimate

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Market trends in 94010, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

106.2%

0.5% MoM

Median sale price

$3.6M

$417K MoM

Avg. days on market

17d

3 days MoM

Recently sold homes

110

8 MoM

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See all

Provided by Redfin

Sale history for 438 El Arroyo Rd

Date

Event

Price

MLSListings #ML81836116

Jun 1, 2021

Sold

$7,100,000

$1,372/sq ft

May 7, 2021

Pending

—

Apr 14, 2021

Relisted

—

Apr 1, 2021

Contingent

—

Mar 26, 2021

Listed

$7,450,000

$1,440/sq ft

Public Records

May 3, 2010

Sold

$4,000,000

$773/sq ft

MLSListings #ML80037961

Sep 15, 2000

Sold

$4,375,000

$845/sq ft

Sep 6, 2000

Listing Removed

—

Aug 30, 2000

Listed

$4,375,000

$845/sq ft

Public Records

Nov 10, 1997

Sold

$1,165,000

$225/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$97,324 (+2.1%)

$3,809,077 + $4,520,376

$8,329,453

2024

$95,344 (+11.4%)

$3,734,390 + $4,431,742

$8,166,132

2023

$85,573 (+0.6%)

$3,661,167 + $4,344,846

$8,006,013

2022

$85,033 (+47.1%)

$3,589,380 + $3,520,438

$7,109,818

2021

$57,794 (+1.7%)

$3,519,000 + $3,723,000

$7,242,000

2020

$56,803 (+2.3%)

$2,981,304 + $1,788,780

$4,770,084

2019

$55,521 (+3.0%)

$2,950,735 + $1,770,439

$4,721,174

2018

$53,902 (+1.6%)

$2,892,878 + $1,735,725

$4,628,603

2017

$53,060 (+2.6%)

$2,780,545 + $1,668,326

$4,448,871

2016

$51,724 (+1.4%)

$2,780,545 + $1,668,326

$4,448,871

2015

$51,020 (+13.6%)

$2,726,025 + $1,635,614

$4,361,639

2014

$44,903 (+1.3%)

$2,356,000 + $1,414,000

$3,770,000

2012

$44,313 (+0.8%)

$2,356,000 + $1,414,000

$3,770,000

2011

$43,945 (−4.5%)

$2,356,000 + $1,414,000

$3,770,000

2010

$46,027 (−6.3%)

$2,356,000 + $1,414,000

$3,770,000

2009

$49,097 (−4.8%)

$2,500,000 + $1,500,000

$4,000,000

2008

$51,550

$2,800,000 + $1,500,000

$4,300,000

Tax history for 438 El Arroyo Rd

Year

Property tax

Land + Additions

Assessment*

2025

$97,324 (+2.1%)

$3,809,077 + $4,520,376

$8,329,453

2024

$95,344 (+11.4%)

$3,734,390 + $4,431,742

$8,166,132

2023

$85,573 (+0.6%)

$3,661,167 + $4,344,846

$8,006,013

2022

$85,033 (+47.1%)

$3,589,380 + $3,520,438

$7,109,818

2021

$57,794 (+1.7%)

$3,519,000 + $3,723,000

$7,242,000

2020

$56,803 (+2.3%)

$2,981,304 + $1,788,780

$4,770,084

2019

$55,521 (+3.0%)

$2,950,735 + $1,770,439

$4,721,174

2018

$53,902 (+1.6%)

$2,892,878 + $1,735,725

$4,628,603

2017

$53,060 (+2.6%)

$2,780,545 + $1,668,326

$4,448,871

2016

$51,724 (+1.4%)

$2,780,545 + $1,668,326

$4,448,871

2015

$51,020 (+13.6%)

$2,726,025 + $1,635,614

$4,361,639

2014

$44,903 (+1.3%)

$2,356,000 + $1,414,000

$3,770,000

2012

$44,313 (+0.8%)

$2,356,000 + $1,414,000

$3,770,000

2011

$43,945 (−4.5%)

$2,356,000 + $1,414,000

$3,770,000

2010

$46,027 (−6.3%)

$2,356,000 + $1,414,000

$3,770,000

2009

$49,097 (−4.8%)

$2,500,000 + $1,500,000

$4,000,000

2008

$51,550

$2,800,000 + $1,500,000

$4,300,000

*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

Baths

4.5

Stories

Lot width

—

Lot depth

—

Lot size

0.38 Acres

Year renovated

1990

Sq. Ft.

4,510

Year built

1964

Style

Single Family Residential

County

San Mateo County

APN

031012140

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

May 28, 2024 • Final

Solar and storage

Install an energy storage system on a residential building.

Battery

Electrical

Solar

Aug 25, 2023 • Final

Adu

Remove the existing attached accessory dwelling unit and construct a new accessory dwelling unit.

ADU

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
Garage (Minimum): 2
Garage (Maximum): 2
Parking Description: Attached Garage, Electric Car Hookup, Gate/Door Opener, Guest/Visitor Parking
Garage Spaces: 2

Interior

Virtual Tour

Bedroom Information
# of Bedrooms (Minimum): 5
# of Bedrooms (Maximum): 5
Bedrooms: Primary Suite/Retreat, Walk-In Closet

Bathroom Information
# of Baths (Full): 3
# of Baths (1/2): 1
Bathroom Description: Double Sinks, Half on Ground Floor, Marble, 2+ Stall Shower, Tile, Tub, Tub in Master Bedroom

Room Information
Formal Entry, Laundry Room, Storage, Wine Cellar/Storage
Family Room Description: Separate Family Room, Other (See Remarks)
Dining Room Description: Eat in Kitchen, Formal Dining Room
Kitchen Description: Cooktop (Gas), Dishwasher, Garbage Disposal, Island, Microwave, Oven (Electric), Oven Range (Electric), Refrigerator(s), Warming Drawer, Wine Refrigerator

Interior Features
Laundry: Inside, Upper Floor, Washer/Dryer
Flooring: Carpet, Hardwood, Marble, Tile

Fireplace Information
Has Fireplace
Fireplace Description: In Living Room, Outside
Fireplaces (Minimum): 2

Heating & Cooling Information
Cooling: Other (See Remarks)
Heating: Central Forced Air, Heating (2+ Zones)

Exterior

Exterior Features
View: Bay, City Lights
Fencing: Wood, Other (See Remarks)
Roof: Other (See Remarks)
Yard/Grounds: Backyard, Balcony/Patio, Barbecue Area, Deck, Fenced, Outdoor Fireplace, Sprinkler(s) (Auto), Sprinkler(s) (Lawn), Storage Shed/Structure

Building Information
Style: Traditional
Subclass: Single Family Home
Building Type: Detached
Construction Type: Stone, Stucco
Other

Pool Information
Has Pool
Pool Description: Cover, In-Ground, Spa - Gas, Spa - In Ground

Property Features
Amenities: Walk-In Closet
Living Sq. Ft.: 5,175
Security Features: Security Alarm

Property Information
Property Primary ID: 240792

Land Information
Soil: Unknown

Lot Information
Lot Acres: 0.3809
Lot Description: Grade (Mostly Level), Grade (Sloped Down), Grade (Varies), Views
Lot Size Area Minimum Units: Sq. Ft.
Lot Size Area Maximum Units: Sq. Ft.
Lot Size Source: Assessor
Zoning: R10025

Financial

Tax/Assessment Information
City Transfer Tax: Yes

Utilities

Utility Information
Sewer Septic: Sewer (Public), Sewer Connected
Utilities: Individual Electric Meters, Individual Gas Meters

Water Information
Water: Individual Water Meter

Location

Multi-Unit Information
# of Stories: 2

School Information
Elementary School District: Hillsborough City Elementary
High School District: San Mateo Union High

Public facts

Beds: 4
Baths: 4.5
Sq. Ft.: 4,510
Stories: 2.0
Lot Size: 0.38 acres
Style: Single Family Residential
Year Built: 1964
Year Renovated: 1990
County: San Mateo County
APN: 031012140

Home facts updated by county records on Sep 2, 2026

Other

Miscellaneous Information
Incorporated: Yes

Around this home

Schools

North Hillsborough School

Public K-5 • Assigned • 0.7mi

9/10

Crocker Middle School

Public 6-8 • Assigned • 0.6mi

8/10

San Mateo High School

Public 9-12 • Assigned • 1.9mi

9/10

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

5 days above 85° expected this year, 9 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

Hillsborough, CA • 94010

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 10.5 hours in June and 5 hours in December, placing it above the U.S. average for solar exposure.

10.5 hrs

5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$8.57M – $10.37M

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Home values near 438 El Arroyo Rd

Data from public records.

Address	Redfin Estimate
445 El Arroyo Rd, Hillsborough, CA 4 Beds \| 3.5 Baths \| 3740 Sq. Ft.	$6,112,832
415 El Arroyo Rd, Hillsborough, CA 5 Beds \| 4 Baths \| 4030 Sq. Ft.	$8,463,404

Address	Redfin Estimate
457 El Arroyo Rd, Hillsborough, CA 4 Beds \| 3.5 Baths \| 4040 Sq. Ft.	$6,090,122
420 El Arroyo Rd, Hillsborough, CA 6 Beds \| 5.5 Baths \| 5030 Sq. Ft.	$9,408,875

Address	Redfin Estimate
442 El Arroyo Rd, Hillsborough, CA 3 Beds \| 3.5 Baths \| 3330 Sq. Ft.	$6,161,154
460 El Arroyo Rd, Hillsborough, CA 4 Beds \| 3.5 Baths \| 4280 Sq. Ft.	$6,495,002

Property information provided by MLSListings when last listed in 2021. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94010, CA

Sale history for 438 El Arroyo Rd

Tax history for 438 El Arroyo Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94010

Home values near 438 El Arroyo Rd

More real estate resources