4090 Happy Valley Rd

Off Market

4090 Happy Valley Rd

Lafayette CA 94549

6211 sq. ft.

114998 sq. ft.

Single-Family

Last sold for $9,000,000

Dana Green, last sold this property on 07 May 2026 after 1567 days on market.

Overview

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.

Features

5 bedrooms

7 bathrooms

5 carspaces

5 garage spaces

6211 sq. ft. floor area

114998 sq. ft. lot size

Single-Family

Estimated Value

Based on this property and similar 5 bedroom single-family properties sold in Lafayette over the last 12 months, the estimated median property value of 4090 Happy Valley Rd is $2.93m.

Median value

$2.93m

Estimated value range

$1.4m - $9m

Median days on market

Estimated value trend

increase over the last 12 months

Average days on market is based on recent, comparable sales in Lafayette. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 4090 Happy Valley Rd

2026

Sold

$9,000,000

07 May 2026 by Dana Green

1996

Sold

$1,350,000

23 Oct 1996 by Patricia Battersby, of SOLOMON WILMINGTON & ASSOC.

Happy sellers in Lafayette

90%

90% of sellers in Lafayette reported that their sale price either exceeded or met their price expectations.

Lafayette stands out for consistently delivering exceptional satisfaction and strong market results for homeowners.

This is based on voluntary sentiment collected from 12 reviews in Lafayette over the last 12 months.

Local market activity for 5 bedroom single-family properties in Lafayette

In the last 12 months, 53 five-bedroom single-family properties similar to 4090 Happy Valley Rd, have been sold.

This represents a 1% decrease in five-bedroom single-family properties sales when compared to the previous 12 months.

Sold

For Sale

Interested in selling?

People are reaching out to these agents in Lafayette for a market analysis.

Leslie Shafton

at Dudum Real Estate Group - Walnut Creek

(9 reviews)

Get a market analysis

Tom Stack

at Coldwell Banker Realty - Orinda

(54 reviews)

Get a market analysis

Jessica Uppal

at Dudum Real Estate Group - Lafayette

(15 reviews)

Get a market analysis

Jane Smith

at Dudum Real Estate Group - Lafayette

(3 reviews)

Get a market analysis

Nearby agents

Compare and contact these top performing agents who’ve delivered exception customer service for their clients in Lafayette

Leslie Shafton

Sellers who recommend Leslie Shafton have praised them for being local expert, clear communication, and responsive

5 (9 reviews)
2 Reviews in Lafayette
2 Sales in Lafayette

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Tom Stack

Sellers who recommend Tom Stack have praised them for being local expert, clear communication, reliable, supportive, detail-oriented, hard-working, and responsive