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3937 Happy Valley Rd.Lafayette, CA 94549

For Sale

$8,398,000

Smart Buyer Rebate $83,980

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.

Listed by Glenn Beaubelle

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License #00678426

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Compass

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925-200-5011

Last updated June 15, 2026

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Source: bridgeMLS #41137525

Listing Facts

  • TypeSingle-family
  • NeighborhoodHappy Valley
  • Bedrooms4
  • Bathrooms5
  • Days on Prevu9
  • Size4,538 sqft
  • Price per sqft$1,851

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Air Conditioning
  • Swimming Pool

Location

Mortgage Calculator

Listing History

06/08/2026
Listed by Compass
$8,398,000

Property Details for 3937 Happy Valley Rd.

Exterior

Construction

  • Roof: Shingle
  • Stories: 1
  • Window Features: Double Pane Windows, Screens, Window Coverings
  • Year Built: 2009
  • Architectural Style: Traditional
  • Construction Materials: Composition Shingles, Stone, Wood Shingles
  • Exterior Features: Lighting, Back Yard, Front Yard, Garden/Play, Side Yard, Sprinklers Automatic, Sprinklers Front, Sprinklers Side, Storage, Entry Gate, Landscape Back, Landscape Front, Private Entrance, Storage Area, Yard Space

Features

  • Fencing: Fenced, Front Yard, Wood
  • Other Structures: Shed(s)
  • Patio And Porch Features: Patio, Covered, Front Porch
  • Pool Features: Gas Heat, In Ground, Pool Cover, Pool Sweep, Outdoor Pool
  • Pool Private: Yes
  • View: Hills, Trees/Woods

Measurements

  • Building Area Total: 4,538
  • Lot Features: Level, Premium Lot, Secluded, Back Yard, Front Yard, Landscaped, Private, Security Gate, Sprinklers In Rear
  • Lot Size Acres: 0.92
  • Lot Size Area: 0
  • Lot Size Square Feet: 40,075
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: 2461200111

Interior

Features

  • Appliances: Dishwasher, Double Oven, Gas Range, Microwave, Oven, Refrigerator, Trash Compactor, Dryer, Washer, Gas Water Heater, Tankless Water Heater
  • Fireplace Features: Gas, Gas Starter, Living Room, Stone, Other
  • Fireplace: Yes
  • Fireplaces Total: 1
  • Flooring: Hardwood, Tile, Carpet
  • Interior Features: Dining Area, Family Room, Formal Dining Room, In-Law Floorplan, Office, Storage, Breakfast Nook, Counter - Solid Surface, Pantry, Updated Kitchen, Central Vacuum, Sound System, Smart Home
  • Spa Features: Heated
  • Spa: Yes

Measurements

  • Living Area: 4,538
  • Living Area Units: Square Feet

Rooms

  • Basement: Crawl Space
  • Bathrooms Full: 4
  • Bathrooms Partial: 1
  • Bathrooms Total Integer: 5
  • Bedrooms Total: 4
  • Rooms Total: 11

Other

Environmental

  • Green Energy Efficient: Water Heater

Features

  • Accessibility Features: Other

Location

  • Subdivision Name: HAPPY VALLEY RD

Parking

Parking

  • Covered Spaces: 2
  • Garage Spaces: 2
  • Parking Features: Attached, Int Access From Garage, Other, Enclosed, Garage Faces Side, Garage Door Opener

Schools

High School

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

Utilities

Equipment

  • Cooling: Central Air
  • Electric: Photovoltaics Seller Owned
  • Heating: Zoned, Solar
  • Has Heating: Yes
  • Laundry Features: Dryer, Laundry Room, Washer, Cabinets, Sink
  • Sewer: Public Sewer
  • Utilities: Internet Available
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 5 bathrooms in this single-family home at 3937 Happy Valley Rd..

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 3937 Happy Valley Rd..

How does 3937 Happy Valley Rd. compare to other single-family homes in Lafayette?

This single-family home is listed 128% above the average price for single-family homes in Lafayette and has been on the market for 14 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 4,538 sqft.

3937 Happy Valley Rd. is a 4-bedroom, 5-bath single-family home for sale in Lafayette CA 94549. Available on Prevu for 9 days at $8,398,000. This property features 4,538 square feet of living space, located in Lafayette. The median listing price for single-family homes in this area is $2,417,000. The home offers private outdoor space, dishwasher, air conditioning, swimming pool, and washer/dryer. View other single-family home listings in Lafayette.

Based on information from bridgeMLS and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.