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Shawn Bengtson

Office Broker - DRE 01236964

  • Office 760-805-7199
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3937 Happy Valley Rd., Lafayette – $8,398,000

  • 6 Beds
  • 6 Baths
  • 5,740 Sqft
  • .92 Acres
  • 6 Beds
  • 6 Baths
  • 5,740 Sqft
  • .92 Acres

3937 Happy Valley Rd.

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 with a total of 6 bedrooms and 5.5 bath, 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.

Essential Information

  • MLS® #41137525
  • Price$8,398,000
  • Bedrooms6
  • Bathrooms6.00
  • Full Baths5
  • Half Baths1
  • Square Footage5,740
  • Acres0.92
  • Year Built2009
  • TypeResidential
  • Sub-TypeSingle Family Residence
  • StyleTraditional
  • StatusActive

Community Information

  • Address3937 Happy Valley Rd.
  • SubdivisionHAPPY VALLEY RD
  • CityLafayette
  • CountyContra Costa
  • Zip Code94549

Amenities

  • Parking Spaces2
  • # of Garages2
  • ViewHills, Trees/Woods
  • Has PoolYes

Parking

Garage, Garage Door Opener, Other

Garages

Garage, Garage Door Opener, Other

Pool

In Ground, Gas Heat, Pool Cover

Interior

  • InteriorCarpet, Stone, Tile, Wood
  • Interior FeaturesBreakfast Area, Eat-in Kitchen
  • HeatingForced Air, Solar
  • CoolingCentral Air
  • FireplaceYes
  • FireplacesGas, Gas Starter, Living Room
  • StoriesOne

Appliances

Gas Water Heater, Dryer, Washer

Exterior

  • ExteriorWood Siding, Stone
  • WindowsScreens
  • RoofShingle
  • ConstructionWood Siding, Stone

Lot Description

Back Yard, Front Yard, Garden, Sprinklers Timer, Street Level, Yard, Secluded, Sprinklers In Front, Sprinklers In Rear, Sprinklers On Side

School Information

  • DistrictAcalanes

Additional Information

  • Date ListedJune 8th, 2026
  • Days on Market64

Listing Details

  • AgentGlenn Beaubelle
  • OfficeCompass
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Glenn Beaubelle, Compass.

Based on information from California Regional Multiple Listing Service, Inc. as of August 11th, 2026 at 1:55am PDT. 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.