815 Crystal Springs Rd, Hillsborough, CA 94010

Sold on may 2026

$4,950,000

•

3,345

sq ft

815 Crystal Springs Rd, Hillsborough, CA 94010

Track this home’s value and nearby sales activity

About this home

THE BEST OF HILLSBOROUGH! 815 Crystal Springs Rd presents an exceptional blend of luxury, privacy, & resort-style living in one of Hillsborough's most desirable settings. Thoughtfully remodeled in 2016, this 3,345 sq ft residence sits on an expansive 19,598 sq ft lot and offers 4 bedrooms and 3.5 baths, including a beautifully appointed pool house, versatile studio/bonus room, and finished basement. A gated entry opens to a generous paver motor court and oversized finished 2-car garage with EV charging, sink, and refrigerator. Inside, an open-concept layout showcases a formal living room with fireplace, dining area, & a chef's kitchen is with a six-burner gas range, built-in refrigerator, wine refrigeration, and a center island with prep sink & breakfast bar, and family room with wet bar and fireplace. A private office with separate entrance adds flexibility. The covered outdoor living area features a full kitchen, fireplace, TV, heaters, and built-in speakers for year-round enjoyment. The primary suite offers vaulted ceilings, dual closets, and a spa-like bath with heated floors. Grounds include lawn, gardens, fruit trees, peaceful stream, redwoods, and a pool/spa retreat. Close to downtown San Mateo and many top schools. TOO MANY DETAILS TO LIST HERE, a must see so don't wait!

Single-familyProperty Type

1935Year Built

0.45 acresLot Size

$1,480Price/Sq.Ft.

3 car garageParking

Listed by Stanley Lo •DRE #00874415 • Green Banker Realty

Bought with Phil Houston •DRE #00524701 • Compass

Redfin checked: a few seconds ago

•Source:MLSListings #ML82040633

Redfin Estimate

$5,795,756

$846K since sold in May 2026$369K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 20.7% higher than the average sale price ($4.80M) of 6 comparable homes.

SOLD OCT 23, 2026
$6,155,000
A
4 beds3.5 baths3,380 sq ft
342 Parrott Dr, San Mateo, CA 94402
SOLD SEP 14, 2026
$6,000,000
B
4 beds3.5 baths3,440 sq ft
336 Brentwood Rd, Hillsborough, CA 94010
SOLD MAY 22, 2026
$4,800,000
C
4 beds3 baths3,370 sq ft
965 Parrott Dr, Hillsborough, CA 94010
SOLD SEP 2, 2026
$3,250,000
D
4 beds4.5 baths3,160 sq ft
1050 Merner Rd, Hillsborough, CA 94010
SOLD AUG 5, 2026
$4,420,000
E
4 beds3 baths2,900 sq ft
459 Cornell Ave, San Mateo, CA 94402
SOLD SEP 4, 2026
$4,195,000
F
4 beds3 baths2,930 sq ft
222 Harvard Rd, San Mateo, CA 94402

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Market trends in 94010, CA

Last updated October 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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Rental estimate

Est. $9,611 per month, based on comparable rentals

Sale and tax history for 815 Crystal Springs Rd

Sale History
Tax History

Date

Event

Price

MLSListings #ML82040633

May 29, 2026

Sold

$4,950,000

$1,480/sq ft

Apr 8, 2026

Pending

—

Mar 27, 2026

Listed

$3,990,000

$1,193/sq ft

Mar 27, 2026

Listed

Public Records

Nov 14, 2002

Sold

$1,336,000

$399/sq ft

MLSListings #ML80250684

Nov 14, 2002

Listing Removed

—

Sep 30, 2002

Sold

$1,369,000

$409/sq ft

Sep 20, 2002

Listed

$1,399,000

$418/sq ft

Public Records

Aug 2, 1990

Sold

$900,000

$269/sq ft

Public Records

Jul 31, 1985

Sold

$500,000

$149/sq ft

Public Records

Nov 1, 1977

Sold

$165,000

$49/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$31,326 (+2.3%)

$1,772,762 + $530,971

$2,303,733

2024

$30,636 (+1.8%)

$1,738,002 + $520,561

$2,258,563

2023

$30,093 (+4.1%)

$1,703,924 + $510,354

$2,214,278

2022

$28,895 (+2.3%)

$1,670,514 + $500,348

$2,170,862

2021

$28,243 (+1.9%)

$1,637,759 + $490,538

$2,128,297

2020

$27,717 (+2.6%)

$1,605,647 + $480,920

$2,086,567

2019

$27,026 (+3.2%)

$1,589,184 + $475,990

$2,065,174

2018

$26,196 (+1.8%)

$1,558,024 + $466,658

$2,024,682

2017

$25,731 (+17.2%)

$1,497,525 + $454,114

$1,951,639

2016

$21,949 (−12.8%)

$1,497,525 + $454,114

$1,951,639

2015

$25,178 (+20.3%)

$1,468,162 + $166,387

$1,634,549

2014

$20,936 (+4.0%)

$1,417,782 + $160,678

$1,578,460

2012

$20,121 (+3.9%)

$1,411,375 + $159,952

$1,571,327

2011

$19,371 (+1.8%)

$1,383,701 + $156,816

$1,540,517

2010

$19,035 (+0.4%)

$1,356,570 + $153,742

$1,510,312

2009

$18,958 (+2.3%)

$1,346,432 + $152,593

$1,499,025

2008

$18,537

$1,349,631 + $152,956

$1,502,587

Public record

Public record
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

0.38 Acres

Year renovated

—

Sq. Ft.

2,674

Year built

1935

Style

Single Family Residential

County

San Mateo County

APN

031334030

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, Common Parking Area, Detached

Interior

Bedroom Information
Bedroom Features: Primary Suite/Retreat (2+), Walk-In Closet

Bathroom Information
# of Baths (Full): 3
# of Baths (1/2): 1
Bathroom Features: Double Sinks, Stall Shower, Tile, Updated Bath(s)

Appliances
Dishwasher, Exhaust Fan, Microwave, Oven Range, Refrigerator, Wine Refrigerator

Basement Information
Unfinished

Dining Room Information
Breakfast Nook, Dining Area, Eat-In Kitchen, Formal Dining Room

Family Room Information
Separate Family Room

Fireplace Information
Fireplace Features: Family Room, Living Room

Interior Features
Interior Features: High Ceiling, Skylight(s), Vaulted Ceiling, Open Beam Ceiling, Walk-In Closet

Laundry Information
Laundry Features: Inside

Room Information
Room Type: Basement, Bonus Room, Office, Utility Room, Workshop

Kitchen Information
Kitchen Features: Exhaust Fan, Island, Island with Sink

Exterior

Exterior Features
Other Structures: Pool House
Patio & Porch Features: Back Yard, Balcony/Patio, Barbecue Area, Deck

Stories
Stories: 1

Year Built
Year Built Details: 2

Property Information
Building Area Total (Sq. Ft.): 3,345

Financial

Financial Information
Buyer Financing: Conventional

Utilities

Heating & Cooling
Cooling: Central Forced Air
Heating: Central Forced Air (Gas), Gas

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

Location

School Information
Elementary School District: San Mateo-Foster City Elementary
High School District: San Mateo Union High

Location Information
MLS Area: Hillsborough Park Etc.
Street Name: Crystal Springs
Street Number: 815

WalkScore Information
Walk Score: 14

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,674
Stories: 1.0
Lot Size: 0.38 acres
Style: Single Family Residential
Year Built: 1935
Year Renovated: —
County: San Mateo County
APN: 031334030

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

South Hillsborough School

Public K-5 • Assigned • 0.7mi

9/10

Crocker Middle School

Public 6-8 • Assigned • 1.7mi

8/10

Aragon High School

Public 9-12 • Assigned • 0.6mi

10/10

Provided by GreatSchools

Climate risks

10/10 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

2/10 Heat Factor

5 days above 86° expected this year, 10 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

71/ 100

Good sunlight

Sunscore

There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

8 hrs

4.8 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$5.51M – $6.67M

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Home values near 815 Crystal Springs Rd

Data from public records.

Address	Redfin Estimate
805 Crystal Springs Road, Hillsborough, CA 3 Beds \| 2 Baths \| 1650 Sq. Ft.	$3,354,097
791 Crystal Springs Road, San Mateo, CA 4 Beds \| 4 Baths \| 4060 Sq. Ft.	$4,502,604
822 Columbia Drive, San Mateo, CA 5 Beds \| 4.5 Baths \| 3180 Sq. Ft.	$4,706,436
828 Columbia Drive, San Mateo, CA 4 Beds \| 3 Baths \| 3679 Sq. Ft.	$5,955,430
777 El Cerrito Avenue, Hillsborough, CA 3 Beds \| 2.5 Baths \| 2630 Sq. Ft.	$4,196,723
800 Columbia Drive, San Mateo, CA 5 Beds \| 3 Baths \| 3510 Sq. Ft.	$4,862,194
105 Ridgeway Road, Hillsborough, CA 4 Beds \| 2.5 Baths \| 2800 Sq. Ft.	$4,983,741

Address	Redfin Estimate
807 Crystal Springs Road, Hillsborough, CA 4 Beds \| 4 Baths \| 2836 Sq. Ft.	$4,592,862
801 Crystal Springs Road, San Mateo, CA 4 Beds \| 4 Baths \| 3320 Sq. Ft.	$3,404,442
831 Columbia Drive, San Mateo, CA 4 Beds \| 3 Baths \| 2301 Sq. Ft.	$3,777,692
750 Columbia Drive, San Mateo, CA 4 Beds \| 3.5 Baths \| 3568 Sq. Ft.	$5,094,677
808 Columbia Drive, San Mateo, CA 3 Beds \| 3.5 Baths \| 3050 Sq. Ft.	$3,974,291
815 Columbia Drive, San Mateo, CA 3 Beds \| 2.5 Baths \| 2270 Sq. Ft.	$3,327,150
69 Oak Valley Road, San Mateo, CA 3 Beds \| 2 Baths \| 2100 Sq. Ft.	$2,751,366

Address	Redfin Estimate
818 Crystal Springs Road, Hillsborough, CA 4 Beds \| - Baths \| 2800 Sq. Ft.	$4,790,230
5 Buckeye Court, Hillsborough, CA 5 Beds \| 4 Baths \| 3950 Sq. Ft.	$6,170,335
834 Columbia Drive, San Mateo, CA 4 Beds \| 5.5 Baths \| 5701 Sq. Ft.	$7,554,497
821 Columbia Drive, San Mateo, CA 4 Beds \| 3 Baths \| 2366 Sq. Ft.	$3,466,734
805 Columbia Drive, San Mateo, CA 2 Beds \| 2 Baths \| 1860 Sq. Ft.	$3,030,314
818 Columbia Drive, San Mateo, CA 3 Beds \| 3 Baths \| 1930 Sq. Ft.	$3,461,823
133 Ridgeway Road, Hillsborough, CA 5 Beds \| 5.5 Baths \| 5847 Sq. Ft.	$9,142,798

Property information provided by MLSListings when last listed in 2026. This data may not match . Learn more.

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815 Crystal Springs Rd, Hillsborough, CA 94010

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About this home

Redfin Estimate

Market trends in 94010, CA

Homeowner tools

Sale and tax history for 815 Crystal Springs Rd

Public record

Property details

Parking

Interior

Exterior

Financial

Utilities

Location

Public facts

Around this home

Schools

Climate risks

Historical weather

Sun exposure

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New listings for sale in 94010

Home values near 815 Crystal Springs Rd

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