OFF MARKET

Off market jun 2025 for $29M

$29,588,747

Est. refi paymentEst. refi $196,765/mo

•

9,415

sq ft

250 Atherton Ave, Atherton, CA 94027

About this home

In the heart of central Atherton, this extraordinary estate is a masterpiece of design & craftsmanship, offering a rare combination of grandeur, privacy, & resort-like amenities on 2.5 acres. Every space is designed to impress, with soaring ceilings, expansive windows, & a seamless flow that enhances both formal entertaining & everyday living. There are grand public rooms alongside more intimate spaces, ensuring both sophistication & comfort. Chef's kitchen is complemented by a large butler's pantry & a sommelier-worthy wine cellar. There are five sumptuous bedroom suites, each with spa-inspired baths & serene views, including a multi-room primary suite. There are also two offices plus a separate two-bedroom, 1-bath guest house with full kitchen for extended family or guests. Surrounded by a setting of absolute beauty, the grounds unfold with manicured gardens, sculptural fountains, & meandering walkways leading to a pool & spa, tennis court, & a secluded waterways garden hidden beyond centuries-old-style walls. A spacious cabana takes center stage for outdoor entertaining, offering the perfect venue for gatherings of any scale. Enveloped in privacy and embraced by natural beauty, this is a truly iconic estate in one of the most prestigious locations in the country.

Single-familyProperty Type

2002Year Built

2.53 acresLot Size

$3,143Est. Price/Sq.Ft.

5 car garageParking

Listed by Ronald Karp •DRE #00881890 • Coldwell Banker Realty

Contact: 650-619-6461

Bought with RECIP RECIP •DRE #00000000 • Out of Area Office

Redfin checked: 2 minutes ago

•Source:MLSListings #ML82002438

Redfin Estimate

$29,588,747

$555K since sold in June 2025$190K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 37.6% higher than the average sale price ($21.51M) of 6 comparable homes.

SOLD MAY 12, 2026
$28,000,000
A
6 beds8 baths10,909 sq ft
2 Somerset Ln, Atherton, CA 94027
SOLD JAN 22, 2026
$22,200,000
B
7 beds7.5 baths12,026 sq ft
291 Atherton Ave, Atherton, CA 94027
SOLD AUG 26, 2026
$38,000,000
C
7 beds10.5 baths12,854 sq ft
178 Atherton Ave, Atherton, CA 94027
SOLD MAY 29, 2026
$11,200,000
D
5 beds8.5 baths7,510 sq ft
393 Atherton Ave, Atherton, CA 94027
SOLD JUL 31, 2026
$7,755,000
E
5 beds5 baths4,717 sq ft
306 Walsh Rd, Atherton, CA 94027
SOLD JUN 23, 2026
$21,900,000
F
8 beds7.5 baths8,805 sq ft
167 Almendral Ave, Atherton, CA 94027

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Earn from this home

Sell

$5,332,338

Est. take-home

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Refinance

Est. cash available

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Rent

$11,214/mo

Redfin rental estimate

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Market trends in 94027, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

106.6%

+2.6% MoM

Median sale price

$12.0M

$800K MoM

Avg. days on market

17d

1 days MoM

Recently sold homes

8 MoM

New listings for sale

COMING SOON
$9,950,000
3 beds3.5 baths4,200 sq ft
216 Valparaiso Ave, Atherton, CA 94027
OPEN TODAY, 2PM TO 4PM
$10,500,000
4 beds3 baths3,130 sq ft
1 Edge, Atherton, CA 94027
OPEN TODAY, 2PM TO 4PM
$6,000,000
3 beds2 baths1,780 sq ft
172 Encinal Ave, Atherton, CA 94027
VIDEO TOUR
$35,000,000
6 beds9 baths12,520 sq ft
267 Atherton Ave, Atherton, CA 94027
$7,500,000
5 beds4.5 baths3,950 sq ft
98 Rebecca Ln, Atherton, CA 94027
$29,800,000
7 beds7.5 baths11,300 sq ft
2 Carolina Ln, Atherton, CA 94027
OPEN TODAY, 1PM TO 4:30PM
$1,588,000
3 beds3.5 baths2,072 sq ft
3421 El Camino Real #22e, Atherton, CA 94027
See all

Provided by Redfin

Sale history for 250 Atherton Ave

Date

Event

Price

MLSListings #ML82002438

Jun 17, 2025

Sold

$29,034,000

$3,084/sq ft

Jun 11, 2025

Pending

—

May 21, 2025

Pending

—

May 21, 2025

Contingent

—

Apr 14, 2025

Listed

$32,000,000

$3,399/sq ft

+55

Public Records

Feb 21, 2014

Sold

$25,000,000

$2,655/sq ft

MLSListings #ML81319198

Feb 21, 2014

Pending

—

Feb 21, 2014

Sold

—

Dec 1, 2013

Relisted

—

Dec 1, 2013

Listing Removed

—

Jun 3, 2013

Listed

$27,400,000

$2,910/sq ft

Located in the heart of Atherton, "Bella Sera" sits behind her gates surrounded by a rare 2 1/2 acres. Custom built, grand entrance, built-in antique artifacts, glass smooth Venetian plaster, elaborate woodwork and dazzling light fixtures throughout. Private gardens, pool, cabana, tennis court, 2 BR guest house, fountains surround this beauty. Garage parking for 5. A once in a lifetime residence.

Public Records

May 4, 1992

Sold

$2,500,000

$266/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$336,907 (+1.2%)

$22,134,000 + $7,480,680

$29,614,680

2024

$332,911 (+1.6%)

$19,773,176 + $10,873,404

$30,646,580

2023

$327,766 (+2.8%)

$19,385,467 + $10,660,200

$30,045,667

2022

$318,717 (+1.6%)

$19,005,360 + $10,451,177

$29,456,537

2021

$313,720 (+2.3%)

$18,632,706 + $10,246,252

$28,878,958

2020

$306,734 (−3.2%)

$18,267,359 + $10,045,346

$28,312,705

2019

$316,802 (+5.1%)

$18,080,050 + $9,942,344

$28,022,394

2018

$301,411 (+3.2%)

$17,725,540 + $9,747,397

$27,472,937

2017

$292,080 (+0.6%)

$17,037,237 + $9,368,895

$26,406,132

2016

$290,225 (+1.9%)

$17,037,237 + $9,368,895

$26,406,132

2015

$284,922 (+208.5%)

$16,703,174 + $9,185,192

$25,888,366

2014

$92,371 (+5.5%)

$4,298,500 + $3,747,911

$8,046,411

2012

$87,555 (+1.9%)

$4,279,074 + $3,730,973

$8,010,047

2011

$85,927 (+1.3%)

$4,195,171 + $3,657,817

$7,852,988

2010

$84,807 (+0.5%)

$4,112,913 + $3,586,096

$7,699,009

2009

$84,383 (+2.3%)

$4,082,175 + $3,559,295

$7,641,470

2008

$82,502

$4,091,873 + $3,567,751

$7,659,624

Tax history for 250 Atherton Ave

Year

Property tax

Land + Additions

Assessment*

2025

$336,907 (+1.2%)

$22,134,000 + $7,480,680

$29,614,680

2024

$332,911 (+1.6%)

$19,773,176 + $10,873,404

$30,646,580

2023

$327,766 (+2.8%)

$19,385,467 + $10,660,200

$30,045,667

2022

$318,717 (+1.6%)

$19,005,360 + $10,451,177

$29,456,537

2021

$313,720 (+2.3%)

$18,632,706 + $10,246,252

$28,878,958

2020

$306,734 (−3.2%)

$18,267,359 + $10,045,346

$28,312,705

2019

$316,802 (+5.1%)

$18,080,050 + $9,942,344

$28,022,394

2018

$301,411 (+3.2%)

$17,725,540 + $9,747,397

$27,472,937

2017

$292,080 (+0.6%)

$17,037,237 + $9,368,895

$26,406,132

2016

$290,225 (+1.9%)

$17,037,237 + $9,368,895

$26,406,132

2015

$284,922 (+208.5%)

$16,703,174 + $9,185,192

$25,888,366

2014

$92,371 (+5.5%)

$4,298,500 + $3,747,911

$8,046,411

2012

$87,555 (+1.9%)

$4,279,074 + $3,730,973

$8,010,047

2011

$85,927 (+1.3%)

$4,195,171 + $3,657,817

$7,852,988

2010

$84,807 (+0.5%)

$4,112,913 + $3,586,096

$7,699,009

2009

$84,383 (+2.3%)

$4,082,175 + $3,559,295

$7,641,470

2008

$82,502

$4,091,873 + $3,567,751

$7,659,624

*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

6.5

Stories

Lot width

—

Lot depth

—

Lot size

2.53 Acres

Year renovated

2002

Sq. Ft.

10,070

Year built

2002

Style

Single Family Residential

County

San Mateo County

APN

070040500

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 2, 2026.

R-1A

Residential District

This chapter identifies the allowed use and permit requirements and development standards for the residential district R-1A. The intent of this district is to implement the residential land use categories of the town’s general plan. It is designed to designate land for the development of residential uses consistent with the development regulations set forth in this title.

Permitted uses

Include but are not limited to:

Housing
Housing-Single unit

Property details

Parking

Parking Information
Garage (Minimum): 5
Garage (Maximum): 5
Parking Description: Attached Garage, Detached, Electric Gate, Parking Area
Garage Spaces: 5

Interior

Virtual Tour

Bedroom Information
# of Bedrooms (Minimum): 7
# of Bedrooms (Maximum): 7
Bedrooms: Ground Floor Bedroom, Primary Suite/Retreat, Walk-In Closet

Bathroom Information
# of Baths (Full): 8
# of Baths (1/2): 1
Bathroom Description: 2+ Showers Over Tubs, Stall Shower, 2+ Stall Shower, Tub w/Jets, 2+ Tubs

Room Information
Bonus/Hobby Room, Den/Study/Office, Formal Entry, Utility Room, Wine Cellar/Storage
Family Room Description: Separate Family Room
Dining Room Description: Breakfast Room, Formal Dining Room
Kitchen Description: Dishwasher, Garbage Disposal, Microwave, Oven (Built-In), Oven Range (Built-In), Pantry, Refrigerator(s), Trash Compactor
Guest House
Secondary Living Space Sq. Ft.: 1,500

Interior Features
Laundry: Dryer, Inside, Washer
Flooring: Carpet, Hardwood, Stone

Fireplace Information
Has Fireplace
Fireplace Description: In Family Room, In Living Room, In Other Location, Outside
Fireplaces (Minimum): 5

Heating & Cooling Information
Cooling: Central Forced Air
Heating: Central Forced Air, Gas, Heating (2+ Zones)

Exterior

Exterior Features
Fencing: Fenced
Roof: Clay, Tile
Yard/Grounds: Backyard, Balcony/Patio, Barbecue Area, Fenced, Outdoor Fireplace, Outdoor Kitchen, Sprinkler(s) (Auto), Tennis Court(s)

Building Information
Style: Mediterranean
Subclass: Single Family Home
Building Type: Detached
Concrete Perimeter

Pool Information
Has Pool
Pool Description: Heated, In-Ground, Spa - In Ground

Property Features
Amenities: High Ceiling, Security Gate, Vaulted Ceiling, Video/Audio System, Wet Bar
Communication: Cable TV, Intercom
Living Sq. Ft.: 9,415
Security Features: Security Alarm

Property Information
Property Primary ID: 367176

Lot Information
Lot Acres: 2.5264
Lot Description: Grade (Level)
Lot Size Area Minimum Units: Sq. Ft.
Lot Size Area Maximum Units: Sq. Ft.
Lot Size Source: Assessor
Zoning: R1001A

Utilities

Utility Information
Energy Features: Thermostat Controller
Sewer Septic: Sewer (Public), Sump Pump
Utilities: Public Utilities

Water Information
Water: Public, Well

Location

Multi-Unit Information
# of Stories: 2

School Information
Elementary School District: Las Lomitas Elementary
High School District: Sequoia Union High

Public facts

Beds: 6
Baths: 6.5
Sq. Ft.: 10,070
Stories: 2.0
Lot Size: 2.53 acres
Style: Single Family Residential
Year Built: 2002
Year Renovated: 2002
County: San Mateo County
APN: 070040500

Home facts updated by county records on Sep 2, 2026

Around this home

Schools

Las Lomitas Elementary School

Public K-3 • Assigned • 0.5mi

10/10

La Entrada Middle School

Public 4-8 • Assigned • 1.4mi

10/10

Woodside High School

Public 9-12 • Assigned • 1.0mi

8/10

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

3/10 Heat Factor

7 days above 91° expected this year, 14 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

Atherton, CA • 94027

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 10.7 hours in June and 5 hours in December, placing it above the U.S. average for solar exposure.

10.7 hrs

5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$28.11M – $34.03M

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Home values near 250 Atherton Ave

Data from public records.

Address	Redfin Estimate
260 Atherton Ave, Atherton, CA 5 Beds \| 5.5 Baths \| 16556 Sq. Ft.	$35,785,392
246 Atherton Ave, Atherton, CA 7 Beds \| 8.5 Baths \| 18258 Sq. Ft.	$52,095,410

Address	Redfin Estimate
255 Atherton Ave, Atherton, CA 2 Beds \| 2 Baths \| 1560 Sq. Ft.	$8,651,136
247 Atherton Ave, Atherton, CA 6 Beds \| 8 Baths \| 7403 Sq. Ft.	$17,201,368

Address	Redfin Estimate
238 Atherton Ave, Atherton, CA 2 Beds \| 2.5 Baths \| 3691 Sq. Ft.	$13,713,894
242 Atherton Ave, Atherton, CA 5 Beds \| 4.5 Baths \| 6240 Sq. Ft.	$14,893,442

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 94027, CA

Sale history for 250 Atherton Ave

Tax history for 250 Atherton Ave

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94027

Home values near 250 Atherton Ave

More real estate resources