3937 Happy Valley Rd. RD, Lafayette, CA 94549 (MLS # 41137525)
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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.
| DAYS ON MARKET | 1 | LAST UPDATED | 6/8/2026 |
|---|---|---|---|
| TRACT | HAPPY VALLEY RD | YEAR BUILT | 2009 |
| GARAGE SPACES | 2.0 | COUNTY | Contra Costa |
| STATUS | Active | PROPERTY TYPE(S) | Single Family |
| ADDITIONAL DETAILS | |
| AIR | Central Air |
|---|---|
| AIR CONDITIONING | Yes |
| APPLIANCES | Dryer, Gas Water Heater, Washer |
| CONSTRUCTION | Stone, Wood Siding |
| EXTERIOR | Garden |
| FIREPLACE | Yes |
| GARAGE | Attached Garage, Yes |
| HEAT | Active Solar, Forced Air, Solar |
| INTERIOR | Eat-in Kitchen |
| LOT | 0.92 acre(s) |
| LOT DESCRIPTION | Back Yard, Front Yard, Garden, Secluded, Sprinklers In Front, Sprinklers In Rear |
| LOT DIMENSIONS | 40075 |
| PARKING | Attached, Garage, Garage Door Opener, Other |
| POOL DESCRIPTION | Gas Heat, In Ground, Pool Cover |
| STORIES | 1 |
| STYLE | Traditional |
| SUBDIVISION | HAPPY VALLEY RD |
| VIEW | Yes |
| VIEW DESCRIPTION | Hills, Trees/Woods |
TOTAL MONTHLY PAYMENT
| SATELLITE VIEW |
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Based on information from California Regional Multiple Listing Service, Inc. as of 6/8/26 12:01 PM PDT 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 broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information
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