Off Market Oct 2025 for $6.7M

$7,868,318

Est. refi paymentEst. refi $43,711/mo

•

5,065

sq ft

1221 Southdown, Hillsborough, CA 94010

About this home

Vista Southdown: Private Sanctuary, Panoramic Views Main Residence: 6 Bedrooms & 4 Bathrooms | Luxury Dual Story Casita ADU: 1 Bedroom & 2 Bathroom | 5,065 +/- SQ FT | Chefs Kitchen: Thermador Appliances with Dual Wine Fridges & Stone Countertops | Outdoor Paradise: Resort-Style Pool & Spa, BBQ & Sport Court | Bay Views & Lush Grounds: Breathtaking Bay Panoramas, Curated Landscaping and Refined Outdoor Lighting | Primary Ensuite with Large Soaking Tub and Stall Shower | Modern Flooring | Centralized Heating and A/C | Discreetly Protected: Advanced Surveillance Ensuring Comfort and Privacy Nestled among the redwoods with sweeping views of San Francisco and the San Mateo Bridge, 1221 Southdown Road is a modern Hillsborough estate that balances timeless design with contemporary living. Reimagined by designer Ashley Canty, this residence is a statement of style, comfort, and California luxury. The grounds mirror the elegance of the interiors, featuring a sparkling pool and spa, covered loggia, landscaped play areas, turf field, and private terraces for relaxation or recreation. Natural palettes & refined finishes root the home in its hillside setting, with stone, wood, and glass framing the beauty of the landscape. California living at its finest.

Single-familyProperty Type

1954Year Built

0.57 acresLot Size

$1,553Est. Price/Sq.Ft.

2 car garageParking

Listed by Cullinan Luxury •DRE #70010220 • KW Advisors

Contact: 650-773-2321

Bought with Stanley Lo •DRE #00874415 • Green Banker Realty

Redfin checked: 2 minutes ago

•Source:MLSListings #ML82023191

Redfin Estimate

$7,868,318

$1.1M since sold in October 2025$35K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 34% higher than the average sale price ($5.87M) of 6 comparable homes.

SOLD JUL 17, 2026
$6,400,000
A
6 beds5.5 baths4,746 sq ft
520 Darrell Rd, Hillsborough, CA 94010
SOLD JUL 12, 2013
$2,961,000
B
5 beds4.5 baths4,029 sq ft
380 ROBINWOOD Ln, Hillsborough, CA 94010
SOLD JUN 23, 2026
$5,600,000
C
6 beds7 baths5,050 sq ft
1325 Marlborough Rd, Hillsborough, CA 94010
SOLD JUN 8, 2026
$10,750,000
D
7 beds6 baths5,316 sq ft
655 Hayne Rd, Hillsborough, CA 94010
SOLD NOV 17, 2025
$4,780,000
E
5 beds5.5 baths5,430 sq ft
1531 Wedgewood Dr, Hillsborough, CA 94010
SOLD JUN 26, 2026
$4,750,000
F
5 beds4.5 baths3,460 sq ft
1340 View Haven Rd, Hillsborough, CA 94010

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Earn from this home

Sell

$2,111,231

Est. take-home

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Refinance

Est. cash available

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Rent

$10,040/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 1221 Southdown

Date

Event

Price

MLSListings #ML82023191

Oct 9, 2025

Sold

$6,780,000

$1,339/sq ft

Oct 9, 2025

Sold

$6,780,000

$1,339/sq ft

Oct 3, 2025

Pending

—

Oct 3, 2025

Pending

—

Sep 29, 2025

Listed

$6,495,000

$1,282/sq ft

Sep 29, 2025

Listed

$6,495,000

$1,282/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #ML81667444

Sep 13, 2017

Sold

$3,200,000

$632/sq ft

Jun 24, 2017

Listed

$3,275,000

$647/sq ft

+27

Regally situated on a beautiful +/-.57-acre lot with outstanding Bay views, this elegant and inviting four-bedroom, three-bath home offers the best of today's hallmarks with bright and open gathering spaces, a superb entertaining flow, and a flexible floor plan ideal for office, media or recreation needs. With approximately 3,335 square feet of sunlit living space, the wonderful interior is a joy to behold. Outside, the spectacular grounds are enhanced by majestic trees, tall hedges, manicured gardens, level lawn, a sparkling pool with barbecue area, and a vegetable garden, as well as an additional bonus room ideal for home office, gym or extra storage space. This delightful property is located within close proximity to award-winning schools and major commute routes.

Year

Property tax

Land + Additions

Assessment*

2025

$55,766 (+2.1%)

$4,180,000 + $2,600,000

$6,780,000

2024

$54,599 (+1.6%)

$3,048,242 + $1,395,371

$4,443,613

2023

$53,718 (+4.2%)

$2,988,473 + $1,368,013

$4,356,486

2022

$51,530 (+4.7%)

$2,929,876 + $1,341,191

$4,271,067

2021

$49,206 (+9.7%)

$2,872,428 + $1,314,895

$4,187,323

2020

$44,867 (+6.7%)

$2,816,106 + $1,174,113

$3,990,219

2019

$42,043 (+6.8%)

$2,787,231 + $844,048

$3,631,279

2018

$39,383 (+444.0%)

$2,732,580 + $664,420

$3,397,000

2017

$7,240 (+4.8%)

$62,566 + $206,496

$269,062

2016

$6,907 (+4.3%)

$62,566 + $206,496

$269,062

2015

$6,625 (+3.8%)

$61,340 + $202,448

$263,788

2014

$6,384 (+5.9%)

$59,236 + $195,502

$254,738

2012

$6,027 (+9.2%)

$58,969 + $194,619

$253,588

2011

$5,520 (+3.1%)

$57,813 + $190,803

$248,616

2010

$5,353 (+1.5%)

$56,680 + $187,062

$243,742

2009

$5,272 (+2.1%)

$56,257 + $185,664

$241,921

2008

$5,165

$56,391 + $186,106

$242,497

Tax history for 1221 Southdown

Year

Property tax

Land + Additions

Assessment*

2025

$55,766 (+2.1%)

$4,180,000 + $2,600,000

$6,780,000

2024

$54,599 (+1.6%)

$3,048,242 + $1,395,371

$4,443,613

2023

$53,718 (+4.2%)

$2,988,473 + $1,368,013

$4,356,486

2022

$51,530 (+4.7%)

$2,929,876 + $1,341,191

$4,271,067

2021

$49,206 (+9.7%)

$2,872,428 + $1,314,895

$4,187,323

2020

$44,867 (+6.7%)

$2,816,106 + $1,174,113

$3,990,219

2019

$42,043 (+6.8%)

$2,787,231 + $844,048

$3,631,279

2018

$39,383 (+444.0%)

$2,732,580 + $664,420

$3,397,000

2017

$7,240 (+4.8%)

$62,566 + $206,496

$269,062

2016

$6,907 (+4.3%)

$62,566 + $206,496

$269,062

2015

$6,625 (+3.8%)

$61,340 + $202,448

$263,788

2014

$6,384 (+5.9%)

$59,236 + $195,502

$254,738

2012

$6,027 (+9.2%)

$58,969 + $194,619

$253,588

2011

$5,520 (+3.1%)

$57,813 + $190,803

$248,616

2010

$5,353 (+1.5%)

$56,680 + $187,062

$243,742

2009

$5,272 (+2.1%)

$56,257 + $185,664

$241,921

2008

$5,165

$56,391 + $186,106

$242,497

*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

Stories

Lot width

—

Lot depth

—

Lot size

0.57 Acres

Year renovated

1970

Sq. Ft.

2,850

Year built

1954

Style

Single Family Residential

County

San Mateo County

APN

030250080

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

Jan 26, 2027 • Active

Remodel

Remodel existing bathrooms in kind.

Bathroom

Remodel

Dec 9, 2026 • Active

Addition only

Construct a new bedroom suite addition to an existing accessory unit.

Addition

ADU

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): 7
# of Bedrooms (Maximum): 7
Bedrooms: Ground Floor Bedroom, More than One Bedroom on Ground Floor, More than One Primary Bedroom, Primary Bedroom on Ground Floor, Primary Suite/Retreat, 2+ Primary Suites/Retreats, Walk-In Closet

Bathroom Information
# of Baths (Full): 6
Bathroom Description: Double Sinks, Full on Ground Floor, Primary (Stall Shower(s)), Primary (Tub w/ Jets), Skylight, Stall Shower, 2+ Stall Shower, Steam Shower, Tile, Tub w/Jets

Room Information
Mud Room, Storage
Family Room Description: Separate Family Room
Dining Room Description: Breakfast Bar, Dining "L", Dining Area, Dining Area in Living Room
Kitchen Description: Countertop - Quartz, Dishwasher, Garbage Disposal, Hood Over Range, Island, Microwave, Oven (Built-In), Oven Range (Gas), Pantry, Refrigerator(s), Wine Refrigerator

Interior Features
Laundry: Dryer, In Garage, Inside, Washer
Flooring: Hardwood, Tile

Fireplace Information
Has Fireplace
Fireplace Description: Gas-Burning

Heating & Cooling Information
Cooling: Ceiling Fan, Central Forced Air, Multi-Zone
Heating: Central Forced Air

Exterior

Exterior Features
View: Bay, Bridge, City Lights, Hills, Mountains, Water
Fencing: Fenced Back
Roof: Metal
Yard/Grounds: Backyard, Balcony/Patio, Barbecue Area, Deck, Fenced, Fire Pit

Building Information
Subclass: Single Family Home
Building Type: Detached
Construction Type: Stucco, Wood
Concrete Perimeter and Slab

Pool Information
Has Pool
Pool Description: Cover, Heated, In-Ground, Sweep, Pool/Spa Combo, Spa - Jetted

Property Features
Amenities: Bay Window, High Ceiling, Video/Audio System
Living Sq. Ft.: 5,065
Security Features: Closed Circuit Monitoring (24-hour), Fire System (Sprinkler), Security Alarm

Lot Information
Lot Acres: 0.5655
Lot Size Area Minimum Units: Sq. Ft.
Lot Size Area Maximum Units: Sq. Ft.
Lot Size Source: Assessor
Zoning: R10025

Utilities

Utility Information
Energy Features: Double Pane Windows, Sealed Crawlspace, Tankless Water Heater, Thermostat Controller
Sewer Septic: Sewer (Public)
Utilities: Public Utilities

Water Information
Water: Public

Location

2nd Unit Information
Unit Description: Sports Court

Multi-Unit Information
# of Stories: 2

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

Public facts

Beds: 4
Baths: 4.0
Sq. Ft.: 2,850
Stories: 2.0
Lot Size: 0.57 acres
Style: Single Family Residential
Year Built: 1954
Year Renovated: 1970
County: San Mateo County
APN: 030250080

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

West Hillsborough School

Public K-5 • Assigned • 0.8mi

9/10

Crocker Middle School

Public 6-8 • Assigned • 1.4mi

8/10

San Mateo High School

Public 9-12 • Assigned • 2.5mi

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

1 days above 85° expected this year, 3 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

$7.48M – $9.05M

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1516 Alturas Dr, Burlingame, CA 94010

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30 Lorton Ave #303, Burlingame, CA 94010

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7 beds6.5 baths5,722 sq ft

20 Castle Ct, Hillsborough, CA 94010

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Home values near 1221 Southdown

Data from public records.

Address	Redfin Estimate
1204 Southdown Road, Hillsborough, CA 4 Beds \| 3 Baths \| 3290 Sq. Ft.	$4,685,194
1310 Southdown Road, Hillsborough, CA 3 Beds \| 2 Baths \| 2040 Sq. Ft.	$4,488,571

Address	Redfin Estimate
1217 Southdown Road, Hillsborough, CA 3 Beds \| 2 Baths \| 2105 Sq. Ft.	$5,809,554
1305 Southdown Road, Hillsborough, CA 5 Beds \| 4.5 Baths \| 4660 Sq. Ft.	$5,472,870

Address	Redfin Estimate
1220 Southdown Road, Hillsborough, CA 4 Beds \| 2.5 Baths \| 2720 Sq. Ft.	$4,679,067
1245 Southdown Road, Hillsborough, CA 4 Beds \| 2.5 Baths \| 2810 Sq. Ft.	$5,630,116

Property information provided by MLSListings when last listed in 2025. 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 1221 Southdown

Tax history for 1221 Southdown

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 1221 Southdown

More real estate resources