OFF MARKET

Off Market Dec 2013 for $2.2M

$5,205,196

Est. refi paymentEst. refi $9,221/mo

•

3,730

sq ft

1420 SOUTHDOWN Rd, Hillsborough, CA 94010

About this home

Single-familyProperty Type

1938Year Built

0.43 acresLot Size

$1,395Est. Price/Sq.Ft.

2 car garageParking

Listed by The Symon Group •DRE #70000736 • Compass

Contact: (650) 323-1111

Bought with Jennifer F Tasto •DRE #00696221 • Property Services

Redfin checked: a minute ago

•Source:MLSListings #ML81336858

Redfin Estimate

$5,205,196

$3.0M since sold in December 2013$54K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 6.4% higher than the average sale price ($4.89M) of 5 comparable homes.

SOLD JUL 12, 2013
$2,961,000
A
5 beds4.5 baths4,029 sq ft
380 ROBINWOOD Ln, Hillsborough, CA 94010
SOLD JUN 26, 2026
$4,750,000
B
5 beds4.5 baths3,460 sq ft
1340 View Haven Rd, Hillsborough, CA 94010
SOLD MAY 29, 2026
$5,900,000
C
4 beds4.5 baths3,288 sq ft
1510 Kingswood Dr, Hillsborough, CA 94010
SOLD JUN 23, 2026
$5,900,000
D
4 beds4 baths3,480 sq ft
34 Roberts Way, Hillsborough, CA 94010
SOLD MAY 29, 2026
$4,950,000
E
4 beds3.5 baths3,345 sq ft
815 Crystal Springs Rd, Hillsborough, CA 94010

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Sell

$3,668,923

Est. take-home

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Est. cash available

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Rent

$10,365/mo

Redfin rental estimate

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Market trends in 94010, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

107.3%

+1.6% MoM

Median sale price

$4.2M

$19K MoM

Avg. days on market

12d

3 days MoM

Recently sold homes

131

4 MoM

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Provided by Redfin

Sale history for 1420 SOUTHDOWN Rd

Year

Property tax

Land + Additions

Assessment*

2025

$43,628 (+1.4%)

$1,750,528 + $1,840,908

$3,591,436

2024

$43,019 (+9.4%)

$1,716,204 + $1,642,260

$3,358,464

2023

$39,333 (+45.1%)

$1,682,553 + $1,638,745

$3,321,298

2022

$27,099 (+10.4%)

$1,649,562 + $1,342,702

$2,992,264

2021

$24,549 (−24.3%)

$1,617,218 + $347,749

$1,964,967

2020

$32,413 (+2.5%)

$1,585,508 + $165,628

$1,751,136

2019

$31,627 (+3.1%)

$1,569,251 + $924,737

$2,493,988

2018

$30,669 (+1.9%)

$1,538,482 + $906,605

$2,445,087

2017

$30,092 (+2.8%)

$1,478,742 + $871,401

$2,350,143

2016

$29,259 (+1.7%)

$1,478,742 + $871,401

$2,350,143

2015

$28,768 (+2.7%)

$1,449,748 + $854,315

$2,304,063

2014

$28,007 (+277.0%)

$1,400,000 + $825,000

$2,225,000

2012

$7,430 (+7.7%)

$56,268 + $329,190

$385,458

2011

$6,899 (+2.7%)

$55,165 + $322,736

$377,901

2010

$6,715 (+1.2%)

$54,084 + $316,408

$370,492

2009

$6,634 (+2.1%)

$53,680 + $314,044

$367,724

2008

$6,496

$53,808 + $314,791

$368,599

Tax history for 1420 SOUTHDOWN Rd

Year

Property tax

Land + Additions

Assessment*

2025

$43,628 (+1.4%)

$1,750,528 + $1,840,908

$3,591,436

2024

$43,019 (+9.4%)

$1,716,204 + $1,642,260

$3,358,464

2023

$39,333 (+45.1%)

$1,682,553 + $1,638,745

$3,321,298

2022

$27,099 (+10.4%)

$1,649,562 + $1,342,702

$2,992,264

2021

$24,549 (−24.3%)

$1,617,218 + $347,749

$1,964,967

2020

$32,413 (+2.5%)

$1,585,508 + $165,628

$1,751,136

2019

$31,627 (+3.1%)

$1,569,251 + $924,737

$2,493,988

2018

$30,669 (+1.9%)

$1,538,482 + $906,605

$2,445,087

2017

$30,092 (+2.8%)

$1,478,742 + $871,401

$2,350,143

2016

$29,259 (+1.7%)

$1,478,742 + $871,401

$2,350,143

2015

$28,768 (+2.7%)

$1,449,748 + $854,315

$2,304,063

2014

$28,007 (+277.0%)

$1,400,000 + $825,000

$2,225,000

2012

$7,430 (+7.7%)

$56,268 + $329,190

$385,458

2011

$6,899 (+2.7%)

$55,165 + $322,736

$377,901

2010

$6,715 (+1.2%)

$54,084 + $316,408

$370,492

2009

$6,634 (+2.1%)

$53,680 + $314,044

$367,724

2008

$6,496

$53,808 + $314,791

$368,599

*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

0.43 Acres

Year renovated

1957

Sq. Ft.

3,701

Year built

1938

Style

Single Family Residential

County

San Mateo County

APN

030172030

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

Apr 2, 2025 • Final

Addition

Perform a major addition and remodel to an existing building.

Addition

Remodel

Oct 31, 2024 • Final

Lower sewer lateral

Relocate the existing main electrical service for a garage addition.

Addition

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
Garage Spaces: 2

Interior

Virtual Tour

Bedroom Information
# of Bedrooms (Minimum): 5
# of Bedrooms (Maximum): 5
Bedrooms: Primary Suite/Retreat

Bathroom Information
# of Baths (Full): 5
# of Baths (Minimum): 5
# of Baths (Maximum): 5

Room Information
Den/Study/Office, Rec/Rumpus Room, Formal Entry, Separate Unit/Apartment
Family Room Description: No Separate Family Room
Dining Room Description: Formal Dining Room, No Informal Dining Room
Kitchen Description: Dishwasher, Garbage Disposal, Refrigerator(s), Oven Range, Microwave, Hookups (Gas)

Interior Features
Laundry: In Garage, In Laundry Room, Dryer, Washer, Hookup (Gas Dryer), 220 Volt Outlet
Flooring: Hardwood

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

Heating & Cooling Information
Heating: Forced Air

Exterior

Exterior Features
View: Local/Neighborhood
Roof: Shingle, Composition
Yard/Grounds: Patio(s), Sprinkler(s) (Front), Sprinkler(s) (Rear), Sprinkler(s) (Auto)

Building Information
Style: Traditional
Subclass: Single Family Home
Building Type: Detached
Concrete Perimeter
Building Height (Minimum): 2
Building Height (Maximum): 2

Property Features
Living Sq. Ft.: 3,730

Property Information
Property Primary ID: 373471

Lot Information
Lot Description: Grade (Sloped Down)
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
Sewer Septic: Sewer in Street, Sewer Connected

Water Information
Water: Heater (Gas), Public

Location

Multi-Unit Information
# of Stories: 2

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

Location Information
Directions: From Highway 280 exit onto CA-35/Hayne Rd toward Black Mountain Rd, turn right onto Black Mountain Rd, take the 3rd left to stay on Black Mountain Rd, continue onto Southdown Rd property will be on the left

Public facts

Beds: 5
Baths: 4.5
Sq. Ft.: 3,701
Stories: 2.0
Lot Size: 0.43 acres
Style: Single Family Residential
Year Built: 1938
Year Renovated: 1957
County: San Mateo County
APN: 030172030

Home facts updated by county records on Sep 2, 2026

Other

Miscellaneous Information
Incorporated: Yes

Around this home

Schools

West Hillsborough School

Public K-5 • Assigned • 0.7mi

9/10

Crocker Middle School

Public 6-8 • Assigned • 1.5mi

8/10

San Mateo High School

Public 9-12 • Assigned • 2.7mi

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

1/10 Heat Factor

6 hot days expected this year, 6 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

6/10 Air Factor

11 unhealthy days expected this year, 11 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

$4.95M – $5.99M

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Listing provided by Zillow

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Home values near 1420 SOUTHDOWN Rd

Data from public records.

Address	Redfin Estimate
1365 Southdown Road, Hillsborough, CA 4 Beds \| 2 Baths \| 3570 Sq. Ft.	$5,121,094
1450 Southdown Road, Hillsborough, CA 5 Beds \| 3.5 Baths \| 2900 Sq. Ft.	$4,597,827

Address	Redfin Estimate
1435 Southdown Road, Hillsborough, CA 4 Beds \| 2.5 Baths \| 3320 Sq. Ft.	$4,750,251
1425 Southdown Road, Hillsborough, CA 4 Beds \| 3.5 Baths \| 3540 Sq. Ft.	$4,899,916

Address	Redfin Estimate
1400 Southdown Road, Hillsborough, CA 4 Beds \| 4 Baths \| 4400 Sq. Ft.	$8,158,605
1430 Southdown Road, Hillsborough, CA 3 Beds \| 2.5 Baths \| 3831 Sq. Ft.	$5,719,703

Property information provided by MLSListings when last listed in 2013. 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 1420 SOUTHDOWN Rd

Tax history for 1420 SOUTHDOWN 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 1420 SOUTHDOWN Rd

More real estate resources