Located down a private country lane sits this stunning contemporary masterpiece nestled amongst Happy Valley's majestic oaks. From the moment you arrive, you will notice custom epa modern fencing, curated drought-tolerant landscaping, and a dramatic entry walkway which all set the tone for the exceptional living experience within. The expansive great room features soaring ceilings, a designer chandelier, and walls of incredible Marvin sliding glass doors that open to the ultimate California indoor/outdoor living space — a covered loggia with motorized louvered pergola, ceiling fan, built-in firepit table, outdoor TV, and sparkling pool surrounded by lush, mature landscaping. The chef’s kitchen dazzles with an oversized waterfall island, crisp white cabinetry, premium appliances, and dramatic globe pendant lighting. The formal dining room makes every gathering an occasion with its artisan fixture and vibrant designer accents. A sophisticated wet bar rounds out the main living area — ideal for entertaining. Downstairs features three spacious bedrooms, two and a half baths, and an incredible laundry room/office space/ mudroom off the garage. Located upstairs, the private, primary suite is a true retreat, offering a spa-inspired bath and a custom walk-in closet. Incredible loft area off primary bedroom is an ideal offie space. This home delivers the perfect marriage of architectural integrity, designer interiors, and resort-style outdoor living!
Listed by Julie Dudum Del Santo
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License #01290985
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Dudum Real Estate Group
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925-818-5500
Last updated June 12, 2026
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Source: bridgeMLS #41137402
Listing Facts
TypeSingle-family
NeighborhoodHappy Valley
Bedrooms4
Bathrooms4
Days on Prevu12
Size3,470 sqft
Price per sqft$950
Amenities
Dishwasher
Private Outdoor Space
Air Conditioning
Parking
Swimming Pool
Location
Mortgage Calculator
Listing History
06/05/2026
Listed by Dudum Real Estate Group
$3,295,000
Property Details for 3646 Happy Valley Rd
Exterior
Construction
Stories: 2
Year Built: 1949
Architectural Style: Modern
Construction Materials: Stucco
Exterior Features: Back Yard, Front Yard
Features
Fencing: Fenced
Patio And Porch Features: Patio, Covered
Pool Features: Gas Heat
Pool Private: Yes
Measurements
Building Area Total: 3,470
Lot Features: Level, Premium Lot, Landscaped
Lot Size Acres: 0.32
Lot Size Area: 0
Lot Size Square Feet: 13,939
Lot Size Units: Acres
Financial
Taxes
Parcel Number: 2441800501
Interior
Features
Appliances: Dishwasher, Refrigerator
Fireplace Features: Family Room
Fireplace: Yes
Fireplaces Total: 1
Flooring: Hardwood, Carpet
Interior Features: Den, Formal Dining Room, Office, Breakfast Bar, Updated Kitchen
Measurements
Living Area: 3,470
Living Area Units: Square Feet
Rooms
Bathrooms Full: 3
Bathrooms Partial: 1
Bathrooms Total Integer: 4
Bedrooms Total: 4
Rooms Total: 9
Other
Location
Subdivision Name: HAPPY VALLEY
Parking
Parking
Covered Spaces: 2
Garage Spaces: 2
Parking Features: Attached, Garage Door Opener
Utilities
Equipment
Cooling: Central Air
Electric: No Solar
Heating: Forced Air
Has Heating: Yes
Laundry Features: Laundry Room
Sewer: Public Sewer
Water Source: Public
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 4 bedrooms and 4 bathrooms in this single-family home at 3646 Happy Valley Rd.
Does this single-family home have parking?
Yes, there are 2 parking spaces available for 3646 Happy Valley Rd.
How does 3646 Happy Valley Rd compare to other single-family homes in Lafayette?
This single-family home is listed 10% below the average price for single-family homes in Lafayette and has been on the market for 11 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 3,470 sqft.
3646 Happy Valley Rd is a 4-bedroom, 4-bath single-family home for sale in Lafayette CA 94549. Available on Prevu for 12 days at $3,295,000. This home features 3,470 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, parking, and swimming pool. 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.
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.