Google street view image for 40 Crystal Springs Rd, San Mateo, CA 94402

Off market apr 2016 for $686K

$703,966

Est. refi paymentEst. refi $3,633/mo

•

1 ba

•

700

sq ft

40 Crystal Springs Rd, San Mateo, CA 94402

About this home

40 Crystal Springs Rd is a 700 square foot condo with 1 bedroom and 1 bathroom. - it last sold on April 07, 2016 for $686,000. Based on Redfin's San Mateo data, we estimate the home's value is $703,966.

CondoProperty Type

1973Year Built

$1,006Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$703,966

$18K since sold in April 2016$3,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 38.5% higher than the average sale price ($508K) of 6 comparable homes.

SOLD AUG 25, 2026
$475,000
A
1 bed1 bath740 sq ft
249 Elm St #107, San Mateo, CA 94401
SOLD AUG 3, 2026
$620,000
B
1 bed1 bath703 sq ft
10 Crystal Springs Rd #2112, San Mateo, CA 94402
SOLD OCT 26, 2026
$582,500
C
1 bed1 bath693 sq ft
816 North Delaware St #203, San Mateo, CA 94401
SOLD AUG 7, 2026
$250,000
D
1 bed1 bath968 sq ft
1 Baldwin Ave #902, San Mateo, CA 94401
SOLD JUL 10, 2026
$522,000
E
1 bed1 bath693 sq ft
800 North Delaware St #310, San Mateo, CA 94401
SOLD OCT 23, 2026
$600,000
F
1 bed1 bath758 sq ft
904 Peninsula Ave #305, San Mateo, CA 94401

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Earn from this home

Sell

$244,501

Est. take-home

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Refinance

Est. cash available

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Rent

$3,035/mo

Redfin rental estimate

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Market trends in 94402, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

105.8%

0.8% MoM

Median sale price

$2.7M

$109K MoM

Avg. days on market

12d

0 days MoM

Recently sold homes

11 MoM

New listings for sale

OPEN SUN, 1PM TO 4PM
$3,999,000
5 beds5 baths4,255 sq ft
408 Warren Rd, San Mateo, CA 94402
OPEN SUN, 10AM TO 12PM
$2,999,888
5 beds3.5 baths3,050 sq ft
1136 Parrott Dr, San Mateo, CA 94402
OPEN SUN, 1PM TO 4PM
$2,498,000
3 beds1.5 baths2,080 sq ft
1242 Shafter St, San Mateo, CA 94402
$1,395,000
2 beds2.5 baths1,800 sq ft
20 West 3rd Ave #202, San Mateo, CA 94402
See all

Provided by Redfin

Sale history for 40 Crystal Springs Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,187 (+2.5%)

$248,493 + $579,825

$828,318

2024

$10,914 (+2.3%)

$243,621 + $568,456

$812,077

2023

$10,667 (+1.0%)

$238,845 + $557,310

$796,155

2022

$10,561 (+1.1%)

$234,162 + $546,383

$780,545

2021

$10,451 (+5.6%)

$229,571 + $535,670

$765,241

2020

$9,899 (+5.1%)

$225,070 + $525,167

$750,237

2019

$9,418 (+6.7%)

$222,763 + $519,783

$742,546

2018

$8,825 (+3.6%)

$218,396 + $509,592

$727,988

2017

$8,519 (+94.0%)

$209,916 + $489,804

$699,720

2016

$4,392 (+1.5%)

$209,916 + $489,804

$699,720

2015

$4,326 (+0.7%)

$100,931 + $235,511

$336,442

2014

$4,296 (+4.4%)

$97,468 + $227,430

$324,898

2012

$4,114 (+2.2%)

$97,028 + $226,403

$323,431

2011

$4,024 (+1.2%)

$95,126 + $221,964

$317,090

2010

$3,976 (+0.8%)

$93,261 + $217,612

$310,873

2009

$3,945 (+5.1%)

$92,564 + $215,986

$308,550

2008

$3,753

$92,784 + $216,500

$309,284

Tax history for 40 Crystal Springs Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,187 (+2.5%)

$248,493 + $579,825

$828,318

2024

$10,914 (+2.3%)

$243,621 + $568,456

$812,077

2023

$10,667 (+1.0%)

$238,845 + $557,310

$796,155

2022

$10,561 (+1.1%)

$234,162 + $546,383

$780,545

2021

$10,451 (+5.6%)

$229,571 + $535,670

$765,241

2020

$9,899 (+5.1%)

$225,070 + $525,167

$750,237

2019

$9,418 (+6.7%)

$222,763 + $519,783

$742,546

2018

$8,825 (+3.6%)

$218,396 + $509,592

$727,988

2017

$8,519 (+94.0%)

$209,916 + $489,804

$699,720

2016

$4,392 (+1.5%)

$209,916 + $489,804

$699,720

2015

$4,326 (+0.7%)

$100,931 + $235,511

$336,442

2014

$4,296 (+4.4%)

$97,468 + $227,430

$324,898

2012

$4,114 (+2.2%)

$97,028 + $226,403

$323,431

2011

$4,024 (+1.2%)

$95,126 + $221,964

$317,090

2010

$3,976 (+0.8%)

$93,261 + $217,612

$310,873

2009

$3,945 (+5.1%)

$92,564 + $215,986

$308,550

2008

$3,753

$92,784 + $216,500

$309,284

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

Zoning

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

Interior

Bathroom Information
# of Full Baths: 1

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Room Information
# of Rooms: 3

Exterior

Property Information
Living Sq. Ft: 700
# of Stories: 1
Legal Description: UNIT 3-40 PARCEL MAP NO 111 P M 24/15-18

Lot Information
# of Buildings: 1
Zoning Code: R1000B
County Use Description: CONDOMINIUM

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 1
Baths: 1.0
Sq. Ft.: 700
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1973
Year Renovated: 1988
County: San Mateo County
APN: 105570050

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

K - 12
Preschool & daycare

Baywood Elementary School

Public K-5 • Assigned • 0.8mi

7/10

Borel Middle School

Public 6-8 • Assigned • 1.0mi

8/10

San Mateo High School

Public 9-12 • Assigned • 1.0mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

San Mateo starting in January 2026, median prices climbed steadily, reaching a strong spring peak in March–April 2026 at around $2.35M–$2.4M. Prices pulled back in July, rebounded briefly in August, and closed in September 2026 at around...
4 weeks ago • San Mateo
Helen Li
Redfin Premier agent
94 deals
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Climate risks

7/10 Flood Factor

Estimated 72-80% 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

7 days above 86° expected this year, 15 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

$669,000 – $810,000

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Home values near 40 Crystal Springs Rd

Data from public records.

Address	Redfin Estimate
66 Crystal Springs Road, San Mateo, CA 4 Beds \| 3 Baths \| 3850 Sq. Ft.	$4,334,449
38 Crystal Springs Road Unit 5, San Mateo, CA 1 Beds \| 1 Baths \| - Sq. Ft.	$533,430
49 Crystal Springs Road, San Mateo, CA 2 Beds \| 2.5 Baths \| - Sq. Ft.	$3,210,807
38 Crystal Springs Road, San Mateo, CA 2 Beds \| 2 Baths \| 990 Sq. Ft.	$779,267
37 Crystal Springs Road, San Mateo, CA 4 Beds \| 4 Baths \| 1490 Sq. Ft.	$3,402,154
40 Crystal Springs Road Unit 1, San Mateo, CA 2 Beds \| 2 Baths \| 990 Sq. Ft.	$762,730
75 Baywood Avenue, San Mateo, CA 4 Beds \| 2.5 Baths \| 4110 Sq. Ft.	$4,925,398

Address	Redfin Estimate
45 Crystal Springs Road, San Mateo, CA 2 Beds \| 2 Baths \| 1960 Sq. Ft.	$2,347,416
38 Crystal Springs Road Unit 4, San Mateo, CA 2 Beds \| 2 Baths \| 990 Sq. Ft.	$770,765
58 Crystal Springs Road, San Mateo, CA 3 Beds \| 2 Baths \| 1770 Sq. Ft.	$2,921,513
70 Crystal Springs Road, San Mateo, CA 5 Beds \| 3 Baths \| 3850 Sq. Ft.	$3,997,194
62 Crystal Springs Road, San Mateo, CA 3 Beds \| 2.5 Baths \| 2027 Sq. Ft.	$2,905,061
38 Crystal Springs Road Unit 3, San Mateo, CA 2 Beds \| 2 Baths \| 990 Sq. Ft.	$743,371
61 Baywood Avenue, San Mateo, CA 3 Beds \| 2 Baths \| 2030 Sq. Ft.	$3,718,719

Address	Redfin Estimate
38 Crystal Springs Road Unit 1, San Mateo, CA 2 Beds \| 2 Baths \| 990 Sq. Ft.	$850,233
40 Crystal Springs Road Unit 4, San Mateo, CA 1 Beds \| 1 Baths \| 750 Sq. Ft.	$621,406
38 Crystal Springs Road Unit 6, San Mateo, CA 2 Beds \| 2 Baths \| 1030 Sq. Ft.	$785,999
38 Crystal Springs Road Unit 2, San Mateo, CA 2 Beds \| 2 Baths \| 990 Sq. Ft.	$809,494
40 Crystal Springs Road Unit 00003, San Mateo, CA 1 Beds \| 1 Baths \| 700 Sq. Ft.	$623,048
38 Crystal Springs Road Unit 4, San Mateo, CA 2 Beds \| 2 Baths \| 990 Sq. Ft.	$831,614
53 Baywood Avenue, San Mateo, CA 2 Beds \| 2.5 Baths \| 2020 Sq. Ft.	$1,511,910

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About this home

Redfin Estimate

Earn from this home

Market trends in 94402, CA

Sale history for 40 Crystal Springs Rd

Tax history for 40 Crystal Springs Rd

Zoning

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94402

Home values near 40 Crystal Springs Rd

More real estate resources