OFF MARKET

Off market nov 2009 for $1.2M

$3,339,394

Est. refi paymentEst. refi $9,074/mo

•

2,410

sq ft

321 CRYSTAL SPRINGS Rd, San Mateo, CA 94402

About this home

Single-familyProperty Type

1953Year Built

6,960 sq ftLot Size

$1,386Est. Price/Sq.Ft.

2 car garageParking

Listed by Violet Coturri Guerra •DRE #01189127 • Coldwell Banker Realty

Contact: (650) 558-4274

Bought with Haifa Khoury • RE/MAX Today

Redfin checked: 2 minutes ago

•Source:MLSListings #ML80945783

Redfin Estimate

$3,339,394

$2.1M since sold in November 2009$26K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 8.4% lower than the average sale price ($3.65M) of 6 comparable homes.

SOLD JUL 30, 2026
$3,610,000
A
3 beds3 baths2,450 sq ft
401 Castilian Way, San Mateo, CA 94402
SOLD AUG 10, 2026
$3,250,000
B
3 beds2.5 baths2,460 sq ft
523 Iowa Dr, San Mateo, CA 94402
SOLD SEP 15, 2026
$3,850,000
C
3 beds2.5 baths2,090 sq ft
25 Ericson Rd, San Mateo, CA 94402
SOLD JUN 18, 2026
$2,550,000
D
3 beds2.5 baths2,360 sq ft
55 Crystal Springs Rd, San Mateo, CA 94402
SOLD AUG 5, 2026
$4,420,000
E
4 beds3 baths2,900 sq ft
459 Cornell Ave, San Mateo, CA 94402
SOLD JUN 26, 2026
$4,200,000
F
3 beds3 baths2,230 sq ft
43 Ericson Rd, San Mateo, CA 94402

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Earn from this home

Sell

$2,605,076

Est. take-home

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Est. cash available

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Rent

$7,422/mo

Redfin rental estimate

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Market trends in 94402, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

106.6%

0.5% MoM

Median sale price

$2.5M

$129K MoM

Avg. days on market

12d

0 days MoM

Recently sold homes

6 MoM

New listings for sale

OPEN SAT, 12PM TO 3PM
$838,000
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5 West Bellevue Ave #2, San Mateo, CA 94402
$7,558,000
5 beds4.5 baths4,275 sq ft
709 Hurlingham Ave, San Mateo, CA 94402
$1,498,000
2 beds1.5 baths1,225 sq ft
930 10th Ave, San Mateo, CA 94402
OPEN WED, 5PM TO 7PM
$3,498,000
3 beds2.5 baths2,120 sq ft
760 Edgewood Rd, San Mateo, CA 94402
$828,000
2 beds2 baths1,065 sq ft
5 West Bellevue Ave #11, San Mateo, CA 94402
VIDEO TOUR
$1,249,000
3 beds2.5 baths1,770 sq ft
2341 Ticonderoga Dr, San Mateo, CA 94402
OPEN SAT, 2PM TO 4PM
$4,799,000
5 beds4 baths3,124 sq ft
755 Nevada Ave, San Mateo, CA 94402
3D WALKTHROUGH
$2,398,000
4 beds3 baths1,930 sq ft
1227 Rhus St, San Mateo, CA 94402
HOT HOME
$1,885,000
3 beds2.5 baths1,930 sq ft
1800 Randall Rd, San Mateo, CA 94402
3D WALKTHROUGH
$4,595,000
4 beds3.5 baths2,720 sq ft
36 Belford Way, San Mateo, CA 94402
See all

Provided by Redfin

Sale history for 321 CRYSTAL SPRINGS Rd

Date

Event

Price

MLSListings #ML80945783

Nov 24, 2009

Sold

$1,200,000

$498/sq ft

Oct 27, 2009

Pending

—

Oct 13, 2009

Price Changed

$1,258,000

$522/sq ft

Sep 24, 2009

Listed

$1,328,000

$551/sq ft

Public Records

Feb 25, 2005

Sold

$1,150,000

$477/sq ft

MLSListings #ML80500056

Feb 25, 2005

Listing Removed

—

Jan 27, 2005

Sold

$1,150,000

$477/sq ft

Jan 3, 2005

Listed

$1,195,000

$496/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$19,325 (+2.0%)

$789,978 + $789,978

$1,579,956

2024

$18,955 (+2.4%)

$774,489 + $774,489

$1,548,978

2023

$18,508 (+1.3%)

$759,303 + $759,303

$1,518,606

2022

$18,275 (+1.5%)

$744,415 + $744,415

$1,488,830

2021

$17,997 (+3.9%)

$729,819 + $729,819

$1,459,638

2020

$17,318 (+3.1%)

$715,509 + $715,509

$1,431,018

2019

$16,794 (+4.0%)

$708,173 + $708,173

$1,416,346

2018

$16,152 (+3.8%)

$694,288 + $694,288

$1,388,576

2017

$15,565

$667,329 + $667,329

$1,334,658

2016

$15,568 (−1.0%)

$667,329 + $667,329

$1,334,658

2015

$15,721 (+2.8%)

$654,245 + $654,245

$1,308,490

2014

$15,294 (+4.7%)

$631,795 + $631,795

$1,263,590

2012

$14,606 (+3.3%)

$628,940 + $628,940

$1,257,880

2011

$14,141 (+1.3%)

$616,608 + $616,608

$1,233,216

2010

$13,957 (−0.5%)

$604,518 + $604,518

$1,209,036

2009

$14,033 (+2.1%)

$600,000 + $600,000

$1,200,000

2008

$13,741

$622,397 + $622,397

$1,244,794

Tax history for 321 CRYSTAL SPRINGS Rd

Year

Property tax

Land + Additions

Assessment*

2025

$19,325 (+2.0%)

$789,978 + $789,978

$1,579,956

2024

$18,955 (+2.4%)

$774,489 + $774,489

$1,548,978

2023

$18,508 (+1.3%)

$759,303 + $759,303

$1,518,606

2022

$18,275 (+1.5%)

$744,415 + $744,415

$1,488,830

2021

$17,997 (+3.9%)

$729,819 + $729,819

$1,459,638

2020

$17,318 (+3.1%)

$715,509 + $715,509

$1,431,018

2019

$16,794 (+4.0%)

$708,173 + $708,173

$1,416,346

2018

$16,152 (+3.8%)

$694,288 + $694,288

$1,388,576

2017

$15,565

$667,329 + $667,329

$1,334,658

2016

$15,568 (−1.0%)

$667,329 + $667,329

$1,334,658

2015

$15,721 (+2.8%)

$654,245 + $654,245

$1,308,490

2014

$15,294 (+4.7%)

$631,795 + $631,795

$1,263,590

2012

$14,606 (+3.3%)

$628,940 + $628,940

$1,257,880

2011

$14,141 (+1.3%)

$616,608 + $616,608

$1,233,216

2010

$13,957 (−0.5%)

$604,518 + $604,518

$1,209,036

2009

$14,033 (+2.1%)

$600,000 + $600,000

$1,200,000

2008

$13,741

$622,397 + $622,397

$1,244,794

*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
Zoning

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

6,958 Sq. Ft.

Year renovated

1958

Sq. Ft.

2,410

Year built

1953

Style

Single Family Residential

County

San Mateo County

APN

034082150

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

R1B

Single-Family Residence Districts

The R1 Single-Family Residence Districts are intended to create, preserve and enhance areas suitable for single-family dwellings with a substantial presence of open space and opportunities for outdoor living. The R1 districts are intended to protect the character and variety of neighborhoods, preserve privacy and prevent burdens on public facilities, while allowing reasonable housing opportunities for families.

Permitted uses

Include but are not limited to:

Day care facility
Housing-Single unit
Housing-Mobile home park

Property details

Parking

Parking Information
Garage (Minimum): 2
Garage (Maximum): 2
Parking Description: Attached Garage, Gate/Door Opener, Guest/Visitor Parking, Off-Street Parking
Garage Spaces: 2

Interior

Virtual Tour

Bedroom Information
# of Bedrooms (Minimum): 3
# of Bedrooms (Maximum): 3
Bedrooms: 2+ Primary Suites/Retreats, Ground Floor Bedroom

Bathroom Information
# of Baths (Full): 3
# of Baths (Minimum): 3
# of Baths (Maximum): 3
Bathroom Description: Shower Over Tub, 2+ Tubs, 2+ Stall Shower, Tub in Master Bedroom, Tub w/Jets

Room Information
Utility Room, Artist Studio, Formal Entry, Guest Quarters, Attic, Storage
Family Room Description: Separate Family Room
Dining Room Description: Formal Dining Room, Breakfast Nook, Eat in Kitchen
Kitchen Description: Dishwasher, Garbage Disposal, Refrigerator(s), Oven Range, Oven (Self Cleaning), Hookups (Gas)
Guest House

Interior Features
Laundry: In Laundry Room, Dryer, Washer, Hookup (Gas Dryer), 220 Volt Outlet
Flooring: Tile, Carpet (Wall-to-Wall), Hardwood, Marble

Fireplace Information
Fireplace Description: In Family Room, In Living Room, Wood-Burning, Fireplace Available

Heating & Cooling Information
Heating: Forced Air, Gas

Exterior

Exterior Features
View: Local/Neighborhood
Roof: Shake
Yard/Grounds: Patio(s), Sprinkler(s) (Front), Sprinkler(s) (Rear), Sprinkler(s) (Auto), Barbecue Area, Fenced

Building Information
Style: Ranch
Subclass: Single Family Home
Building Type: Detached
Exterior: Wood, Stucco
Mudsill, Post & Pier, Concrete Perimeter
Building Height (Minimum): 2
Building Height (Maximum): 2

Property Features
Amenities: Double Pane Windows(s), High Ceiling, Vaulted Ceiling, Wet Bar
Communication: Cable TV Available
Living Sq. Ft.: 2,410
Security Features: Security Fence

Property Information
Level (Street/Main): 2 or more Master Suites, Bedroom(s)
Property Primary ID: 230859

Lot Information
Lot Description: Grade (Level)
Lot Location: Corner
Lot Size Area Minimum Units: Sq. Ft.
Lot Size Area Maximum Units: Sq. Ft.
Lot Size Source: Assessor
Zoning: R100

Financial

Tax/Assessment Information
City Transfer Tax: Yes

Utilities

Utility Information
Energy Features: Ceiling Insulation, Low Flow Shower, Low Flow Toilet, Double Pane Windows, Skylight(s), Attic Fan
Sewer Septic: Sewer in Street, Sewer Connected

Water Information
Water: Heater (Gas), Public

Location

Multi-Unit Information
# of Stories: 2

School Information
Elementary School: Baywood Elementary
Elementary School District: San Mateo-Foster City Elementary
Middle School: Borel Middle
High School: Aragon High
High School District: San Mateo Union High

Location Information
El Camino Real to Crystal Springs Road. Property is on corner of Amherst.

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,410
Stories: 1.0
Lot Size: 6,958 square feet
Style: Single Family Residential
Year Built: 1953
Year Renovated: 1958
County: San Mateo County
APN: 034082150

Home facts updated by county records on Sep 2, 2026

Other

Miscellaneous Information
Incorporated: Yes

Around this home

Schools

Baywood Elementary School

Public K-5 • Assigned • 0.4mi

7/10

Borel Middle School

Public 6-8 • Assigned • 0.9mi

8/10

Aragon High School

Public 9-12 • Assigned • 0.7mi

10/10

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

7 days above 86° 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

San Mateo, CA • 94402

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

10.8 hrs

5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$3.17M – $3.84M

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Nearby similar homes

$7,558,000

5 beds4.5 baths4,275 sq ft

709 Hurlingham Ave, San Mateo, CA 94402

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OPEN SAT, 2PM TO 4PM3D WALKTHROUGH

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3D WALKTHROUGH

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4 beds3 baths1,930 sq ft

1227 Rhus St, San Mateo, CA 94402

$5,498,000

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3D WALKTHROUGH

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New listings for sale in 94402

OPEN SAT, 12PM TO 3PM

$838,000

2 beds2.5 baths1,005 sq ft

5 West Bellevue Ave #2, San Mateo, CA 94402

$7,558,000

5 beds4.5 baths4,275 sq ft

709 Hurlingham Ave, San Mateo, CA 94402

$1,498,000

2 beds1.5 baths1,225 sq ft

930 10th Ave, San Mateo, CA 94402

OPEN WED, 5PM TO 7PM3D & VIDEO TOUR

$3,498,000

3 beds2.5 baths2,120 sq ft

760 Edgewood Rd, San Mateo, CA 94402

$828,000

2 beds2 baths1,065 sq ft

5 West Bellevue Ave #11, San Mateo, CA 94402

VIDEO TOUR

$1,249,000

3 beds2.5 baths1,770 sq ft

2341 Ticonderoga Dr, San Mateo, CA 94402

OPEN SAT, 2PM TO 4PM3D WALKTHROUGH

$4,799,000

5 beds4 baths3,124 sq ft

755 Nevada Ave, San Mateo, CA 94402

3D WALKTHROUGH

$2,398,000

4 beds3 baths1,930 sq ft

1227 Rhus St, San Mateo, CA 94402

HOT HOME

$1,885,000

3 beds2.5 baths1,930 sq ft

1800 Randall Rd, San Mateo, CA 94402

Home values near 321 CRYSTAL SPRINGS Rd

Data from public records.

Address	Redfin Estimate
310 Crystal Springs Rd, Hillsborough, CA 4 Beds \| 2.5 Baths \| 2740 Sq. Ft.	$5,081,957
210 Amherst Ave, San Mateo, CA 4 Beds \| 3.5 Baths \| 3270 Sq. Ft.	$4,627,981

Address	Redfin Estimate
320 Crystal Springs Rd, Hillsborough, CA 3 Beds \| 3 Baths \| 2540 Sq. Ft.	$4,597,082
216 Amherst Ave, San Mateo, CA 4 Beds \| 3.5 Baths \| 2770 Sq. Ft.	$4,175,437

Address	Redfin Estimate
350 Crystal Springs Rd, Hillsborough, CA 3 Beds \| 2 Baths \| 2464 Sq. Ft.	$4,930,821
365 Franklin St, San Mateo, CA 5 Beds \| 5 Baths \| 2920 Sq. Ft.	$4,325,689

Property information provided by MLSListings when last listed in 2009. 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 94402, CA

Sale history for 321 CRYSTAL SPRINGS Rd

Tax history for 321 CRYSTAL SPRINGS Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94402

Home values near 321 CRYSTAL SPRINGS Rd

More real estate resources