Off market nov 2022 for $12M

$15,365,939

Est. refi paymentEst. refi $83,962/mo

•

7,160

sq ft

816 Hayne Rd, Hillsborough, CA 94010

About this home

Built in the mid 1920s, "Treehaven" was designed by George Howard Jr. , a member of the first American family to settle in the area named, Hillsborough. The current owners have beautifully restored and modernized this one-of-a-kind property. Now "Treehaven" awaits a new owner. It has that unique quality of design and elegance, that makes it a true setting for family gatherings, galas, and wonderful memories. Featuring over 1.5 acres of professionally manicured gardens, walkways and lawns, this is truly a special property. Home Features Include: 66,000sf lot, 7160st of Living Space, 5 Bedrooms, 7 Bathrooms, 2 Half Baths, Formal Living/Dining Room, Lead Glass Enclosed Breakfast Area, Master Suite with his/hers Bathroom, Guest House, Gourmet Chefs Kitchen with Wolf Stove and Sub-Zero Refrigerator, Family Room with Fireplace, Office with Private Bathroom, Indoor and Outdoor Pool, Lanai, Tennis Court, 4-Car Garage, Updated Electrical and Plumbing, Lead Glass Windows and Period Details!

Single-familyProperty Type

1927Year Built

1.57 acresLot Size

$2,146Est. Price/Sq.Ft.

4 car garageParking

Listed by Nick Corcoleotes •DRE #00614270 • Coldwell Banker Realty

Contact: 650-207-2758

Bought with Nick Corcoleotes •DRE #00614270 • Coldwell Banker Realty

Redfin checked: a minute ago

•Source:MLSListings #ML81894027

Redfin Estimate

$15,365,939

$3.1M since sold in November 2022$460K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 77.4% higher than the average sale price ($8.66M) of 6 comparable homes.

SOLD SEP 4, 2026
$12,019,880
A
6 beds6.5 baths6,310 sq ft
862 Chiltern Rd, Hillsborough, CA 94010
SOLD AUG 26, 2026
$6,500,000
B
5 beds7.5 baths4,555 sq ft
452 Roblar Ave, Hillsborough, CA 94010
SOLD JUN 10, 2026
$6,500,000
C
6 beds5.5 baths5,030 sq ft
420 El Arroyo Rd, Hillsborough, CA 94010
SOLD SEP 28, 2026
$6,150,000
D
5 beds4.5 baths4,560 sq ft
860 Longview Rd, Hillsborough, CA 94010
SOLD JUN 23, 2026
$5,600,000
E
6 beds7 baths5,050 sq ft
1325 Marlborough Rd, Hillsborough, CA 94010
SOLD JUN 18, 2026
$15,190,000
F
5 beds5.5 baths8,500 sq ft
245 W Santa Inez Ave, Hillsborough, CA 94010

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Earn from this home

Sell

$5,473,227

Est. take-home

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Refinance

Est. cash available

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Rent

$10,584/mo

Redfin rental estimate

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Market trends in 94010, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

106.8%

0.4% MoM

Median sale price

$4.0M

$165K MoM

Avg. days on market

14d

2 days MoM

Recently sold homes

121

8 MoM

New listings for sale

COMING SOON
$2,398,000
2 beds3 baths910 sq ft
804 Howard Ave, Burlingame, CA 94010
OPEN SUN, 2PM TO 4PM
$4,295,000
6 beds4 baths3,019 sq ft
740 Fairfield Rd, Burlingame, CA 94010
(408) 558-3636
NEW 31 HRS AGO
$26,000,000
6 beds9 baths10,890 sq ft
950 Macadamia Dr, Hillsborough, CA 94010
OPEN SUN, 2PM TO 4PM
$2,198,000
4 beds2 baths1,870 sq ft
124 Newton Dr, Burlingame, CA 94010
(415) 988-2025
OPEN SUN, 1PM TO 4PM
$2,795,000
3 beds2 baths1,740 sq ft
1512 Bernal Ave, Burlingame, CA 94010
OPEN SUN, 1PM TO 4PM
$2,188,000
3 beds2 baths1,538 sq ft
732 Farringdon Ln, Burlingame, CA 94010
OPEN SUN, 1:30PM TO 4:30PM
$1,699,000
3 beds2 baths1,163 sq ft
1425 California Dr, Burlingame, CA 94010
OPEN SUN, 11AM TO 5PM
$4,488,000
5 beds3 baths2,680 sq ft
1280 Balboa Ave, Burlingame, CA 94010
OPEN SUN, 1PM TO 4PM
$965,000
2 beds2 baths1,440 sq ft
1500 Sherman Ave Unit 1A, Burlingame, CA 94010
EARLY ACCESS
$7,850,000
5 beds4 baths4,220 sq ft
428 El Centro Rd, Hillsborough, CA 94010
See all

Provided by Redfin

Sale history for 816 Hayne Rd

Year

Property tax

Land + Additions

Assessment*

2025

$153,145 (+5.2%)

$9,073,328 + $4,656,469

$13,729,797

2024

$145,636 (+1.5%)

$8,895,420 + $4,254,480

$13,149,900

2023

$143,477 (+759.1%)

$8,721,000 + $3,774,000

$12,495,000

2022

$16,701 (+2.7%)

$8,550,000 + $3,700,000

$12,250,000

2021

$16,266 (+2.1%)

$149,106 + $876,652

$1,025,758

2020

$15,928 (+2.9%)

$146,183 + $859,463

$1,005,646

2019

$15,475 (+3.4%)

$144,685 + $850,651

$995,336

2018

$14,963 (+2.7%)

$141,849 + $833,972

$975,821

2017

$14,563 (+3.5%)

$136,342 + $801,589

$937,931

2016

$14,070 (+2.6%)

$136,342 + $801,589

$937,931

2015

$13,720 (+3.1%)

$133,669 + $785,872

$919,541

2014

$13,312 (+4.5%)

$129,083 + $758,906

$887,989

2012

$12,736 (+5.1%)

$128,500 + $755,477

$883,977

2011

$12,113 (+2.1%)

$125,981 + $740,664

$866,645

2010

$11,865 (+0.7%)

$123,511 + $726,142

$849,653

2009

$11,787 (+2.2%)

$122,588 + $720,716

$843,304

2008

$11,529

$122,880 + $722,429

$845,309

Tax history for 816 Hayne Rd

Year

Property tax

Land + Additions

Assessment*

2025

$153,145 (+5.2%)

$9,073,328 + $4,656,469

$13,729,797

2024

$145,636 (+1.5%)

$8,895,420 + $4,254,480

$13,149,900

2023

$143,477 (+759.1%)

$8,721,000 + $3,774,000

$12,495,000

2022

$16,701 (+2.7%)

$8,550,000 + $3,700,000

$12,250,000

2021

$16,266 (+2.1%)

$149,106 + $876,652

$1,025,758

2020

$15,928 (+2.9%)

$146,183 + $859,463

$1,005,646

2019

$15,475 (+3.4%)

$144,685 + $850,651

$995,336

2018

$14,963 (+2.7%)

$141,849 + $833,972

$975,821

2017

$14,563 (+3.5%)

$136,342 + $801,589

$937,931

2016

$14,070 (+2.6%)

$136,342 + $801,589

$937,931

2015

$13,720 (+3.1%)

$133,669 + $785,872

$919,541

2014

$13,312 (+4.5%)

$129,083 + $758,906

$887,989

2012

$12,736 (+5.1%)

$128,500 + $755,477

$883,977

2011

$12,113 (+2.1%)

$125,981 + $740,664

$866,645

2010

$11,865 (+0.7%)

$123,511 + $726,142

$849,653

2009

$11,787 (+2.2%)

$122,588 + $720,716

$843,304

2008

$11,529

$122,880 + $722,429

$845,309

*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

7.5

Stories

Lot width

—

Lot depth

—

Lot size

1.51 Acres

Year renovated

1950

Sq. Ft.

7,160

Year built

1927

Style

Single Family Residential

County

San Mateo County

APN

031172010

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

Apr 16, 2027 • Active

Utility infrastructure

Install underground primary and secondary cables within utility-installed conduits.

Electrical

Feb 5, 2027 • Active

Utility infrastructure

Replace a gas line and meter.

Gas

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): 4
Garage (Maximum): 4
Parking Description: Detached
Garage Spaces: 4

Interior

Bedroom Information
# of Bedrooms (Minimum): 6
# of Bedrooms (Maximum): 6

Bathroom Information
# of Baths (Full): 7
# of Baths (1/2): 2

Room Information
Family Room Description: Separate Family Room
Dining Room Description: Formal Dining Room
Guest House

Fireplace Information
Has Fireplace
Fireplace Description: In Living Room, In Other Location, In Primary Bedroom
Fireplaces (Minimum): 4

Heating & Cooling Information
Cooling: Central Forced Air
Heating: Central Forced Air

Exterior

Exterior Features
Roof: Slate

Building Information
Style: Tudor
Subclass: Single Family Home
Building Type: Detached
Concrete Perimeter and Slab

Pool Information
Has Pool

Property Features
Living Sq. Ft.: 7,160

Property Information
Property Primary ID: 659991

Lot Information
Lot Acres: 1.5748
Lot Size Area Minimum Units: Sq. Ft.
Lot Size Area Maximum Units: Sq. Ft.
Lot Size Source: Assessor
Zoning: R10025

Utilities

Utility Information
Sewer Septic: Sewer (Public)
Utilities: Public Utilities

Water Information
Water: Public

Location

Multi-Unit Information
# of Stories: 2

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

Public facts

Beds: 8
Baths: 7.5
Sq. Ft.: 7,160
Stories: 2.0
Lot Size: 1.51 acres
Style: Single Family Residential
Year Built: 1927
Year Renovated: 1950
County: San Mateo County
APN: 031172010

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

South Hillsborough School

Public K-5 • Assigned • 0.7mi

9/10

Crocker Middle School

Public 6-8 • Assigned • 1.0mi

8/10

San Mateo High School

Public 9-12 • Assigned • 1.8mi

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

2/10 Heat Factor

4 days above 86° expected this year, 9 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

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

$14.60M – $17.67M

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Nearby similar homes

NEW 31 HRS AGO

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6 beds9 baths10,890 sq ft

950 Macadamia Dr, Hillsborough, CA 94010

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3D WALKTHROUGH

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36 Belford Way, San Mateo, CA 94402

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OPEN SUN, 1PM TO 4PM3D WALKTHROUGH

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New listings for sale in 94010

COMING SOON

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OPEN SUN, 2PM TO 4PM

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740 Fairfield Rd, Burlingame, CA 94010

(408) 558-3636

NEW 31 HRS AGO

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OPEN SUN, 2PM TO 4PM

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124 Newton Dr, Burlingame, CA 94010

(415) 988-2025

OPEN SUN, 1PM TO 4PM3D WALKTHROUGH

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3 beds2 baths1,740 sq ft

1512 Bernal Ave, Burlingame, CA 94010

OPEN SUN, 1PM TO 4PM3D & VIDEO TOUR

$2,188,000

3 beds2 baths1,538 sq ft

732 Farringdon Ln, Burlingame, CA 94010

OPEN SUN, 1:30PM TO 4:30PM3D WALKTHROUGH

$1,699,000

3 beds2 baths1,163 sq ft

1425 California Dr, Burlingame, CA 94010

OPEN SUN, 11AM TO 5PM3D & VIDEO TOUR

$4,488,000

5 beds3 baths2,680 sq ft

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OPEN SUN, 1PM TO 4PM3D WALKTHROUGH

$965,000

2 beds2 baths1,440 sq ft

1500 Sherman Ave Unit 1A, Burlingame, CA 94010

Home values near 816 Hayne Rd

Data from public records.

Address	Redfin Estimate
830 Hayne Rd, Hillsborough, CA 3 Beds \| 3.5 Baths \| 5250 Sq. Ft.	$6,390,430
850 Hayne Rd, Hillsborough, CA 5 Beds \| 4.5 Baths \| 5830 Sq. Ft.	$12,558,095

Address	Redfin Estimate
860 Hayne Rd, Hillsborough, CA 3 Beds \| 2.5 Baths \| 2825 Sq. Ft.	$5,656,374
841 Hayne Rd, Hillsborough, CA 5 Beds \| 4 Baths \| 4010 Sq. Ft.	$7,085,284

Address	Redfin Estimate
855 Hayne Rd, Hillsborough, CA 4 Beds \| 4.5 Baths \| 3430 Sq. Ft.	$7,123,544
815 Hayne Rd, Hillsborough, CA 5 Beds \| 4 Baths \| 5942 Sq. Ft.	$9,983,155

Property information provided by MLSListings when last listed in 2022. 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 816 Hayne Rd

Tax history for 816 Hayne 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 816 Hayne Rd

More real estate resources