OFF MARKET

Off Market Nov 2006 for $665K

$1,484,764

Est. refi paymentEst. refi $4,427/mo

•

950

sq ft

309 DEL ROSA Way, San Mateo, CA 94403

About this home

Single-familyProperty Type

1954Year Built

4,500 sq ftLot Size

$1,563Est. Price/Sq.Ft.

1 car garageParking

Listed by Deanna P Reudy •DRE #01368863 • Cashin Company

Contact: (650) 403-6280

Bought with Melissa A Schaffer • Cashin Company

Redfin checked: a few seconds ago

•Source:MLSListings #ML80663519

Redfin Estimate

$1,484,764

$820K since sold in November 2006$4,000 since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 5.3% lower than the average sale price ($1.57M) of 6 comparable homes.

SOLD JUN 5, 2026
$1,575,000
A
2 beds1 bath860 sq ft
3920 Regan Dr, San Mateo, CA 94403
SOLD AUG 10, 2026
$1,500,000
B
3 beds2 baths1,060 sq ft
2641 Holland St, San Mateo, CA 94403
SOLD JUN 11, 2026
$1,588,000
C
3 beds1 bath1,080 sq ft
3705 Pasadena Dr, San Mateo, CA 94403
SOLD JUN 18, 2026
$1,710,000
D
3 beds1 bath1,080 sq ft
3533 Pasadena Dr, San Mateo, CA 94403
BOUGHT WITH REDFIN JUN 15, 2026
$1,620,000
E
2 beds2 baths1,260 sq ft
3908 Regan Dr, San Mateo, CA 94403
BOUGHT WITH REDFIN APR 10, 2026
$1,418,888
F
2 beds1 bath840 sq ft
3726 Martin Dr, San Mateo, CA 94403

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Earn from this home

Sell

$1,153,814

Est. take-home

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Refinance

Est. cash available

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Rent

$4,108/mo

Redfin rental estimate

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Market trends in 94403, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

108.2%

+0.8% MoM

Median sale price

$1.8M

$101K MoM

Avg. days on market

14d

1 days MoM

Recently sold homes

18 MoM

New listings for sale

OPEN SAT, 2PM TO 4PM
$725,000
2 beds2 baths1,040 sq ft
Undisclosed address, San Mateo, CA 94403
OPEN TUE, 10AM TO 12PM
$624,800
1 bed1 bath692 sq ft
1919 Alameda De Las Pulgas #24, San Mateo, CA 94403
$2,199,000
3 beds2 baths1,440 sq ft
340 W 39th Ave, San Mateo, CA 94403
$1,498,888
2 beds2.5 baths1,385 sq ft
2823 Olivares Ln, San Mateo, CA 94403
OPEN TUE, 10AM TO 12PM
$2,198,000
5 beds2 baths2,785 sq ft
2425 Alameda De Las Pulgas, San Mateo, CA 94403
$2,350,000
3 beds2.5 baths2,430 sq ft
1665 Toyon Ct, San Mateo, CA 94403
OPEN FRI, 3PM TO 7PM
$998,000
2 beds2.5 baths1,386 sq ft
290 Waters Park Cir, San Mateo, CA 94403
OPEN TUE, 11AM TO 1PM
$1,800,000
3 beds1.5 baths1,070 sq ft
646 26th Ave, San Mateo, CA 94403
EARLY ACCESS
$2,650,000
4 beds3 baths2,544 sq ft
3709 Kenwood Ave, San Mateo, CA 94403
$1,895,000
2 beds3 baths3,080 sq ft
1000 Park Unit H, San Mateo, CA 94403
See all

Provided by Redfin

Sale history for 309 DEL ROSA Way

Year

Property tax

Land + Additions

Assessment*

2025

$12,451 (+2.5%)

$454,380 + $454,380

$908,760

2024

$12,150 (+3.8%)

$445,471 + $445,471

$890,942

2023

$11,702 (−0.1%)

$436,737 + $436,737

$873,474

2022

$11,714 (+3.8%)

$428,174 + $428,174

$856,348

2021

$11,281 (+4.2%)

$419,779 + $419,779

$839,558

2020

$10,827 (+3.9%)

$411,549 + $411,549

$823,098

2019

$10,423 (+5.6%)

$407,330 + $407,330

$814,660

2018

$9,866 (+1.7%)

$399,344 + $399,344

$798,688

2017

$9,699 (+3.5%)

$383,838 + $383,838

$767,676

2016

$9,375 (−0.2%)

$383,838 + $383,838

$767,676

2015

$9,391 (+3.3%)

$376,312 + $376,312

$752,624

2014

$9,088 (+30.7%)

$363,400 + $363,400

$726,800

2012

$6,954 (+0.2%)

$305,000 + $305,000

$610,000

2011

$6,937 (+1.9%)

$275,000 + $275,000

$550,000

2010

$6,807 (+3.5%)

$275,000 + $275,000

$550,000

2009

$6,575 (−16.5%)

$275,000 + $275,000

$550,000

2008

$7,873

$275,000 + $275,000

$550,000

Tax history for 309 DEL ROSA Way

Year

Property tax

Land + Additions

Assessment*

2025

$12,451 (+2.5%)

$454,380 + $454,380

$908,760

2024

$12,150 (+3.8%)

$445,471 + $445,471

$890,942

2023

$11,702 (−0.1%)

$436,737 + $436,737

$873,474

2022

$11,714 (+3.8%)

$428,174 + $428,174

$856,348

2021

$11,281 (+4.2%)

$419,779 + $419,779

$839,558

2020

$10,827 (+3.9%)

$411,549 + $411,549

$823,098

2019

$10,423 (+5.6%)

$407,330 + $407,330

$814,660

2018

$9,866 (+1.7%)

$399,344 + $399,344

$798,688

2017

$9,699 (+3.5%)

$383,838 + $383,838

$767,676

2016

$9,375 (−0.2%)

$383,838 + $383,838

$767,676

2015

$9,391 (+3.3%)

$376,312 + $376,312

$752,624

2014

$9,088 (+30.7%)

$363,400 + $363,400

$726,800

2012

$6,954 (+0.2%)

$305,000 + $305,000

$610,000

2011

$6,937 (+1.9%)

$275,000 + $275,000

$550,000

2010

$6,807 (+3.5%)

$275,000 + $275,000

$550,000

2009

$6,575 (−16.5%)

$275,000 + $275,000

$550,000

2008

$7,873

$275,000 + $275,000

$550,000

*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
Zoning
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

5,000 Sq. Ft.

Year renovated

—

Sq. Ft.

950

Year built

1948

Style

Single Family Residential

County

San Mateo County

APN

040141050

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

R1C

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

Sep 25, 2023 • Final

Single family (alteration/repair) - re-roof

Tear off existing composition shingles and install a new layer of synthetic blend underlayment. Apply new composition shingles to the residential building. No plywood replacement is included.

Roofing

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): 1
Garage (Maximum): 1
Parking Description: Gate/Door Opener
Garage Spaces: 1

Interior

Virtual Tour

Bedroom Information
# of Bedrooms (Minimum): 2
# of Bedrooms (Maximum): 2

Bathroom Information
# of Baths (Full): 1
# of Baths (Minimum): 1
# of Baths (Maximum): 1
Bathroom Description: Shower Over Tub, Tubs

Room Information
Family Room Description: No Separate Family Room
Dining Room Description: Formal Dining Room
Kitchen Description: Refrigerator(s), Oven Range, 220 Volt Outlet

Interior Features
Laundry: In Garage
Flooring: Tile, Carpet (Wall-to-Wall)

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

Heating & Cooling Information
Heating: Floor Furnace

Exterior

Exterior Features
Roof: Composition
Yard/Grounds: Patio(s), Fenced

Building Information
Style: Ranch
Subclass: Single Family Home
Building Type: Attached
Exterior: Stucco
Concrete Perimeter
Building Height (Minimum): 1
Building Height (Maximum): 1

Property Features
Amenities: Window Covering(s), Double Pane Windows(s)
Living Sq. Ft.: 950

Property Information
Property Primary ID: 107869

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

Financial

Tax/Assessment Information
City Transfer Tax: Yes

Utilities

Utility Information
Energy Features: Double Pane Windows
Sewer Septic: Sewer in Street, Sewer Connected

Water Information
Water: Heater (Gas), Public

Location

Multi-Unit Information
# of Stories: 1

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

Public facts

Beds: 2
Baths: 1.0
Sq. Ft.: 950
Stories: 1.0
Lot Size: 5,000 square feet
Style: Single Family Residential
Year Built: 1948
Year Renovated: —
County: San Mateo County
APN: 040141050

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

George Hall Elementary School

Public K-5 • Assigned • 0.2mi

9/10

Abbott Middle School

Public 6-8 • Assigned • 1.3mi

4/10

Hillsdale High School

Public 9-12 • Assigned • 1.5mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

San Mateo stayed one of the Peninsula's busiest markets. Homes averaged 110% of asking price, and buyers continue to compete for updated homes in neighborhoods like Aragon, Baywood and Beresford Park.
2 months ago • San Mateo
Sasai Zhang
Redfin Premier agent
182 deals
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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

3/10 Heat Factor

7 days above 87° 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 • 94403

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

$1.41M – $1.71M

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New listings for sale in 94403

OPEN SAT, 2PM TO 4PM3D WALKTHROUGH

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OPEN TUE, 10AM TO 12PM

$624,800

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1919 Alameda De Las Pulgas #24, San Mateo, CA 94403

$2,199,000

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340 W 39th Ave, San Mateo, CA 94403

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2823 Olivares Ln, San Mateo, CA 94403

OPEN TUE, 10AM TO 12PM3D & VIDEO TOUR

$2,198,000

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2425 Alameda De Las Pulgas, San Mateo, CA 94403

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OPEN FRI, 3PM TO 7PM

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290 Waters Park Cir, San Mateo, CA 94403

OPEN TUE, 11AM TO 1PMVIDEO TOUR

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EARLY ACCESSCOLDWELL BANKER REALTY COMING SOON

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Home values near 309 DEL ROSA Way

Data from public records.

Address	Redfin Estimate
328 Del Rosa Way, San Mateo, CA 3 Beds \| 1 Baths \| 1080 Sq. Ft.	$1,758,213
316 Del Rosa Way, San Mateo, CA 2 Beds \| 1 Baths \| 950 Sq. Ft.	$1,617,106

Address	Redfin Estimate
317 Del Rosa Way, San Mateo, CA 4 Beds \| 1.5 Baths \| 1440 Sq. Ft.	$1,829,246
313 Del Rosa Way, San Mateo, CA 3 Beds \| 2 Baths \| 1580 Sq. Ft.	$2,218,071

Address	Redfin Estimate
225 Del Rosa Way, San Mateo, CA 4 Beds \| 3.5 Baths \| 1940 Sq. Ft.	$2,124,210
320 Del Rosa Way, San Mateo, CA 3 Beds \| 2 Baths \| 1080 Sq. Ft.	$1,553,278

Property information provided by MLSListings when last listed in 2006. 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 94403, CA

Sale history for 309 DEL ROSA Way

Tax history for 309 DEL ROSA Way

Public record

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 94403

Home values near 309 DEL ROSA Way

More real estate resources