4090 Happy Valley Rd Lafayette, CA ^$ 8,495,000

4090 Happy Valley Rd

^$ 8,495,000

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4090 Happy Valley Rd

Lafayette, CA, 94549

^$ 8,495,000

Bedrooms5 Baths6.1 Sq 6,211

Monthly Estimate*

^$ 52,305

Listed by Compass

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 1

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 2

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 3

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 4

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 5

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 6

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 7

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 8

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 9

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 10

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 11

4090 Happy Valley Rd, Lafayette, CA 94549 - Image 12

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Single Family Home for sale in Lafayette, CA

for $8,495,000 with 5 bedrooms and 6 full baths, 1 half bath. This 6,211 square foot home was built in 1948 on a lot size of 2.64.

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 Family Pending

Price

^$ 8,495,000

Bedrooms

Full Bath

Half Bath

Property Type

Single Family

Taxes

^$ 0

Style

Lot Size

2.64

Year Built

1948

Town/City

Lafayette

County/Region

Contra Costa

MLS | Web ID

41131390

Days on Market

Features

General

Living Area 6211

Heating Electric Forced Air Heat Pump Radiant See Remarks

Cooling Central Air See Remarks

Possession Close Of Escrow

Roof Metal Shingle

Garage Spaces 5

Architectural Style Custom

Pool Features In Ground

Construction Materials Stone Stucco

Year Built 1948

View Trees/Woods

Stories Count 2

Levels Two

Property Subtype Single Family Residence

County Contra Costa

New Construction false

Property Type Residential

HOA false

Attached Garage true

Subdivision Name HAPPY VALLEY

Garage Y/N true

Other Structures Guest House Storage

Full Baths 6

Status Pending

Directions Cross Street: Upper Happy Vly.

City Lafayette

High School District Acalanes

Lot Size Units Square Feet

Lot Size Square Feet 114998

Listing Terms Cash Conventional

Standard Status Pending

Virtual Tour https://www.4090happyvalleyroad.com/

Property Sub Type Additional Single Family Residence

Interior

Interior Amenities Breakfast Bar Breakfast Area Eat-in Kitchen

Flooring Stone Wood

Fireplace Features Gas Living Room Wood Burning

Air Conditioning Y/N true

Heating Y/N true

Fireplace Y/N true

Half Baths 1

Total Bedrooms 5

Total Baths 7

Exterior

Parking Features Garage Garage Door Opener

Lot Features Back Yard Front Yard Garden Sprinklers In Rear Sprinklers In Front Sprinklers On Side Street Level Yard

Total Parking 5

Lot Size Area 114998

Foundation Details Raised

Lot Size Acres 2.64

Private Pool false

Lot Size Source Measured

* Excluded Features

List By

Compass

Broker

dana@danagreenteam.com

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$52,305

Per Month

Monthly Principal & Interest: $52,305
Monthly Property Taxes: --
Monthly Home Insurance: --

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Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

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Nearby

Trends
Schools

Single family listings in Lafayette, CA

Average List Price ^$2,526,499

Percent of Sale Price 70%

About Lafayette, CA

24,417 Population

5% Since 2002

^$144,888 Median Income

47.85 Median Age

33% Households with Children

View more area information

Trends Information provided by ATTOM Data Solutions.

4827338 Elementary School

4827337 Middle School

Unknown High School High School

See complete school information

Pricing History

Date	Price	Price Change	Description
4/27/2026	$8,495,000		Listed Price

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4090 Happy Valley Rd, Lafayette, CA, 94549 is a Single Family Home for sale at $8,495,000 with 6,211 sqft and a lot size of 2.64. 4090 Happy Valley Rd has 5 bedrooms, 6.1 baths, and was built in 1948. The property's zip code is 94549 which is in Lafayette, CA

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

Listing data provided courtesy of the Internet Data Exchange Program of the California Regional Multiple Listing Service, Inc..

Based on information from California Regional Multiple Listing Service, Inc. as of 4/29/2026. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.

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4090 Happy Valley Rd

Single Family Home for sale in Lafayette, CA

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