Millman Team Real Estate

$8,398,000
4 Bed
5 Bath
4,538 Sqft
0.92 Acre Lot

3937 Happy Valley Rd., Lafayette, California 94549

  • Residential Property Type
  • 4,538 Sqft Square Footage
  • Garage Cars Garage
  • 2009 Year Built
Property Description

A rare, gated Estate in one of Lafayette’s most coveted neighborhoods. Set on just under a flat acre, this extraordinary single-level property (Kathleen Burke Design) offers an approximate total of 5,740 square feet of living space, which includes a beautifully appointed 1,202-square foot guest house. A private serpentine drive leads to lush gardens, mature specimen trees, and resort-inspired grounds that create an unparalleled sense of privacy and tranquility. The main residence features four bedrooms (two currently set up as a TV room and office with built-ins) and four and one half bathrooms, expansive living spaces with hardwood flooring throughout, a stunning chef’s kitchen and island with professional-grade appliances, and seamless indoor-outdoor flow through multiple French doors opening to the spectacular backyard. The luxurious primary suite offers direct patio access, custom finishes, and a spa-inspired bath, dual walk-in closets are thoughtfully designed with extensive custom cabinetry by Lloyds Custom Cabinets. Outdoors, the property transforms into a private botanical haven where meandering garden paths, curated landscaping, mature trees, and expansive entertaining spaces create an atmosphere of serenity and seclusion rarely experienced. Designed for entertaining and everyday enjoyment, the grounds showcase a outdoor dining area, sparkling rectangular pool, separate spa, built-in BBQ station, putting green, firepit, multiple gathering areas, and beautifully curated landscaping. At the heart of the guest house is a spacious great room featuring vaulted ceilings, a large fireplace, and an open-concept kitchen and dining area – providing a welcoming escape ideal for extended stays, entertaining, or relaxed everyday living. The guest house includes: two bedrooms, full bath, and laundry. From sunrise to evening glow, this extraordinary property is simply magical at every hour of the day and evening. Other features include, but not limited to: a Elan Smart Home system, solar system with Tesla power walls/battery back-up, speaker-sound system throughout home; garage with ample storage and a catering/pantry closet.

Basic Details
Residential
For Sale
41137525
$8,398,000
Hills,Trees/Woods
4
5
1
4,538 Sqft
2009
0.92 Acre
Active
4
Single Family Residence
: Shingle
Features
: In Ground, Gas Heat, Pool Cover
: Solar, Forced Air
: Central Air
: Living Room, Gas, Gas Starter
: Patio, Front Porch
: Garage, Garage Door Opener, Other
: Traditional
: Carpet, Tile, Wood, Stone
: Breakfast Area, Eat-in Kitchen
: Screens
$0
Appliances
: Dryer, Washer, Gas Water Heater
Address Map
CA
Contra Costa
Lafayette
HAPPY VALLEY RD
94549
Happy Valley Rd.
3937
W123° 51' 9.7''
N37° 54' 20.6''
Cross Street: Valley View Rd..
Neighborhood
Acalanes
Additional Information
$0
$0
$0
$0
$0
: Other
1
: Stone, Wood Siding
2.0
: One
: Back Yard, Front Yard, Yard, Garden, Secluded, Sprinklers Timer, Street Level, Sprinklers In Rear, Sprinklers In Front, Sprinklers On Side
2026-06-08
8398000
1
Broker/Agent Information
Compass
Glenn Beaubelle
Listing Information
CCBE-159501618
CCBE-CCCOMPS01
Cash, Conventional
Active
2026-06-19T15:15:22Z
CRMLS
2026-06-14T17:00:00Z
Agent info
Ray Millman
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