SOLD MAY 7, 2026

Sold on may 2026

$9,000,000

•

6,211

sq ft

4090 Happy Valley Rd, Lafayette, CA 94549

Track this home’s value and nearby sales activity

About this home

COMING SOON | MAY 1 Live the Dream. Rare Happy Valley Estate. Once-in-a-Generation Opportunity. 4090 HAPPY VALLEY ROAD, LAFAYETTE Main House: 4 Bed + Office + Gym + Media Room | 5 Full + 1 Half Bath | 5,789± Sq. Ft. 1,788± Sq. Ft. 5-Car Garage Guest House: 422± Sq. Ft. with Full Kitchen + Bath Four Covered Loggias: 1,083± Sq. Ft. Combined 2.64± Acre Parcel | Rebuilt in 2017 | Happy Valley, Lafayette Gated. Hidden. Breathtaking. Tucked behind a private, tree-lined entrance on one of Happy Valley's most sought-after addresses, this is the kind of estate that stops you in your tracks. Designed by architect Alan Page, rebuilt in 2017 by McKenzie Gray, and set on 2.64± acres of beautifully landscaped grounds — pool, outdoor kitchen, loggias, water features, bocce court, and guest house included — it delivers resort-style living on a scale rarely available anywhere in the East Bay. Private showings begin May 1. Opportunities like this don't wait.

Single-familyProperty Type

1948Year Built

2.64 acresLot Size

$1,449Price/Sq.Ft.

5 car garageParking

Listed by Dana Green •DRE #01482454 • Compass

Bought with Glenn Beaubelle •DRE #00678426 • Compass

Redfin checked: 3 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #41131390

Redfin Estimate

$8,496,796

$503K since sold in May 2026$253K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 45.3% higher than the average sale price ($5.85M) of 6 comparable homes.

SOLD MAR 11, 2026
$4,250,000
A
5 beds4.5 baths5,014 sq ft
4040 Los Arabis Dr, Lafayette, CA 94549
SOLD JUN 1, 2026
$9,600,108
B
6 beds6 baths5,270 sq ft
3958 S Peardale Dr, Lafayette, CA 94549
SOLD MAR 16, 2026
$5,400,000
C
5 beds6.5 baths8,770 sq ft
4146 Canyon Rd, Lafayette, CA 94549
SOLD MAY 6, 2026
$7,500,000
D
5 beds5.5 baths5,310 sq ft
8 Sycamore Rd, Orinda, CA 94563
SOLD OCT 5, 2026
$4,085,000
E
5 beds6 baths5,525 sq ft
17 Dias Dorados, Orinda, CA 94563
SOLD AUG 21, 2026
$4,250,000
F
4 beds3.5 baths3,399 sq ft
3814 Happy Valley Rd, Lafayette, CA 94549

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Market trends in 94549, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.4%

0.4% MoM

Median sale price

$1.8M

$151K MoM

Avg. days on market

17d

0 days MoM

Recently sold homes

9 MoM

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COMING SOON
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$1,700,000
4 beds2 baths1,783 sq ft
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$1,450,000
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$2,650,000
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1751 Reliez Valley Rd, Lafayette, CA 94549
See all

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Rental estimate

Est. $10,109 per month, based on comparable rentals

Redfin agents who toured

Incredible Happy Valley Estate!! A true 10/10 trophy property.
4 years ago• May not reflect the current state of the home
Ian Tawes
Redfin agent

Sale and tax history for 4090 Happy Valley Rd

Sale History
Tax History

Date

Event

Price

bridgeMLS, Bay East AOR, or Contra Costa AOR #41131390

May 7, 2026

Sold

$9,000,000

$1,449/sq ft

Apr 27, 2026

Pending

—

Apr 17, 2026

Coming Soon

$8,495,000

$1,368/sq ft

Public Records

Dec 21, 2023

Sold

$8,995,000

$1,448/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #41030218

Oct 27, 2023

Listing Removed

—

bridgeMLS, Bay East AOR, or Contra Costa AOR #40978714

Feb 1, 2023

Listing Removed

—

bridgeMLS, Bay East AOR, or Contra Costa AOR #40363547

Apr 10, 2019

Listing Removed

—

bridgeMLS, Bay East AOR, or Contra Costa AOR #40346723

Aug 28, 2008

Sold

—

Jun 11, 2008

Listing Removed

—

Jun 2, 2008

Listed

$4,295,000

$692/sq ft

Public Records

Jun 8, 2004

Sold

$3,650,000

$588/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40011078

Jun 8, 2004

Sold

—

Apr 30, 2004

Listing Removed

—

Apr 26, 2004

Listed

$3,950,000

$636/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #10219779

Oct 24, 1996

Listing Removed

—

bridgeMLS, Bay East AOR, or Contra Costa AOR #26219779

Oct 23, 1996

Sold

$1,350,000

$217/sq ft

Jul 12, 1996

Listing Removed

—

Jun 25, 1996

Listed

$1,395,000

$225/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$101,745 (+1.7%)

$6,242,400 + $3,115,998

$9,358,398

2024

$100,047 (+28.8%)

$6,120,000 + $3,054,900

$9,174,900

2023

$77,689 (+1.5%)

$6,000,000 + $2,995,000

$8,995,000

2022

$76,517 (+29.6%)

$3,374,882 + $3,546,691

$6,921,573

2021

$59,052 (−0.7%)

$3,308,708 + $3,477,149

$6,785,857

2020

$59,441 (+1.5%)

$2,500,000 + $2,750,000

$5,250,000

2019

$58,580 (+35.3%)

$2,600,000 + $2,600,000

$5,200,000

2018

$43,292 (+8.1%)

$2,600,000 + $2,500,000

$5,100,000

2017

$40,061 (−0.2%)

$2,000,000 + $1,500,000

$3,500,000

2016

$40,136 (+1.2%)

$2,000,000 + $1,500,000

$3,500,000

2015

$39,641

$2,000,000 + $1,500,000

$3,500,000

Public record

Public record
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

2.64 Acres

Year renovated

2015

Sq. Ft.

5,435

Year built

1948

Style

Single Family Residential

County

Contra Costa County

APN

2460100270

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 10, 2026.

Aug 8, 2018 • Final

Building/grading/gl/grading lafayette

Perform grading for a driveway. Install a pervious paver subgrade and emitters.

Grading

Aug 7, 2018 • Final

Building/residential/ad/single family addition

Perform a major remodel and addition to a single-family home, including a new garage with an addition above. The scope includes remodeling bedrooms, bathrooms, the kitchen, and common areas, as well as installing new skylights, stone veneer siding, windows, doors, roofing, and updated electrical, mechanical, and plumbing systems.

Addition

Bathroom

Electrical

HVAC

Kitchen

Plumbing

Remodel

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 Spaces: 5
Covered Spaces: 5
Parking Features: Attached, Int Access From Garage, Side Yard Access, Tandem, 24'+ Deep Garage, Garage Door Opener

Interior

Virtual Tour

Bathroom Information
# of Bathrooms Total: 7
# of Bathrooms Full: 6
# of Bathrooms Partial: 1
Other Bathrooms Included Features: Shower Over Tub, Skylight(s), Solid Surface, Stall Shower, Updated Baths, Stone, Walk-In Closet(s), Window
Primary Bathroom Included Features: Solid Surface, Stall Shower, Tub with Jets, Updated Baths, Double Vanity, Dual Flush Toilet, Multiple Shower Heads, Stone, Walk-In Closet(s), Window

Interior Features
Interior Features: Office, Storage, Breakfast Bar, Breakfast Nook, Pantry, Updated Kitchen, Sound System
Appliances: Dishwasher, Double Oven, Gas Range, Plumbed For Ice Maker, Microwave, Range, Refrigerator, Tankless Water Heater
Laundry Features: 220 Volt Outlet, Dryer, Laundry Room, Washer, Cabinets, Sink
Street Level Features: 4 Bedrooms, 0.5 Bath, 4 Baths, Primary Bedrm Retreat, Laundry Facility, Main Entry
Window Features: Window Coverings
Fireplaces Total: 3
Has Fireplace
Flooring: Hardwood

Room Information
Kitchen Features: 220 Volt Outlet,Breakfast Bar,Breakfast Nook,Stone Counters,Dishwasher,Double Oven,Eat-in Kitchen,Disposal,Gas Range/Cooktop,Ice Maker Hookup,Kitchen Island,Microwave,Pantry,Range/Oven Built-in,Refrigerator,Updated Kitchen
Rooms Total: 14
Room Type: Bonus Room, GuestHouse, Office, Storage, Other, Great Room, Temp Controlled Room, Wine Cellar
Fireplace Features: Gas, Living Room, Stone, Wood Burning

Exterior

Building Information
Construction Materials: Stone, Stucco
Building Area Total: 6,211
Foundation Details: Raised

Exterior Features
Patio And Porch Features: Covered
Exterior Features: Back Yard, Front Yard, Garden/Play, Side Yard, Sprinklers Front, Sprinklers Side, Landscape Back, Landscape Front
Fencing: Fenced, Front Yard, Full
Roof: Shingle

Pool Information
Pool Features: In Ground, Pool Sweep, Pool/Spa Combo, Outdoor Pool
Has Private Pool
Has Spa

Property Information
Living Area: 6211
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1948

Lot Information
Lot Size Square Feet: 114998
Lot Size Area: 2.64
Lot Size Units: Acres
Lot Size Acres: 2.64
Lot Features: Level, Premium Lot, Back Yard, Front Yard, Landscaped, Security Gate, Sprinklers In Rear

Utilities

Utility Information
Water Source: Public
Electric: 220 Volts in Kitchen, Generator
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Electric, Zoned, Heat Pump, Radiant, Fireplace(s)
Cooling: Central Air

Location

School Information
High School District: Acalanes (925) 280-3900

Public facts

Beds: 4
Baths: 6.0
Sq. Ft.: 5,435
Stories: 1.0
Lot Size: 2.64 acres
Style: Single Family Residential
Year Built: 1948
Year Renovated: 2015
County: Contra Costa County
APN: 2460100270

Home facts updated by county records on Oct 10, 2026

Around this home

Schools

Happy Valley Elementary School

Public K-5 • Assigned • 0.9mi

8/10

M. H. Stanley Middle School

Public 6-8 • Assigned • 2.9mi

8/10

Acalanes High School

Public 9-12 • Assigned • 3.4mi

10/10

Provided by GreatSchools

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

4/10 Fire Factor

1% chance of being in a wildfire in next 30 years

2/10 Heat Factor

7 days above 92° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

8/10 Air Factor

14 unhealthy days expected this year, 15 days in 30 years

Provided by First Street

Historical weather

Lafayette, CA • 94549

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 11.5 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.5 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$8.07M – $9.77M

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Home values near 4090 Happy Valley Rd

Data from public records.

Address	Redfin Estimate
4082 Happy Valley Road, Lafayette, CA 4 Beds \| 3 Baths \| 3665 Sq. Ft.	$3,344,381
4116 Happy Valley Road, Lafayette, CA 6 Beds \| 5.5 Baths \| 5200 Sq. Ft.	$4,005,892

Address	Redfin Estimate
4080 Happy Valley Road, Lafayette, CA 5 Beds \| 4.5 Baths \| 4648 Sq. Ft.	$3,342,515
4100 Happy Valley Road, Lafayette, CA 4 Beds \| 5 Baths \| 6320 Sq. Ft.	$6,583,441

Address	Redfin Estimate
4079 Happy Valley Road, Lafayette, CA 5 Beds \| 3 Baths \| 5885 Sq. Ft.	$5,492,412
4110 Happy Valley Road, Lafayette, CA 7 Beds \| 5.5 Baths \| 5729 Sq. Ft.	$4,697,829

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2026. This data may not match . Learn more.

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4090 Happy Valley Rd, Lafayette, CA 94549

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About this home

Redfin Estimate

Market trends in 94549, CA

Homeowner tools

Redfin agents who toured

Sale and tax history for 4090 Happy Valley Rd

Public record

Property details

Parking

Interior

Exterior

Utilities

Location

Public facts

Around this home

Schools

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94549

Home values near 4090 Happy Valley Rd

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