Skip main navigation
For sale
    • $8,398,000

    3937 Happy Valley Rd, Lafayette, CA 94549

    6beds
    5,740sqft
    : 
    $57,768/mo
    Get pre-qualified
    Residential, Single Family Residence
    Built in 2009
    0.92 Acres Lot
    $7,957,200 Zestimate®
    $1,463/sqft
    $-- HOA

    What's special

    Sparkling rectangular poolLarge fireplacePutting greenMature specimen treesSeparate spaPrivate serpentine driveMultiple gathering areas
    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.
    56 days
    |
    2,177
    |
    115
    |

    Zillow last checked:

    Listing updated:

    Listed by:

    Glenn Beaubelle DRE #00678426 925-200-5011,

    Compass

    Source: CCAR,MLS#: 41137525MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 6
      • Bathrooms: 6
      • Full bathrooms: 5
      • Partial bathrooms: 1
      Rooms
      • Room types: 4 Bedrooms, 0.5 Bath, 4 Baths, Primary Bedrm Suite - 1, Main Entry, Dining Room, Family Room, Office
      Bathroom
      • Features: Solid Surface, Stall Shower, Tile, Updated Baths, Stone, Window, Marble, Multiple Shower Heads, Sitting Area
      Kitchen
      • Features: Breakfast Nook, Counter - Solid Surface, Stone Counters, Dishwasher, Double Oven, Eat-in Kitchen, Disposal, Gas Range/Cooktop, Kitchen Island, Microwave, Oven Built-in, Pantry, Refrigerator, Trash Compactor, Updated Kitchen
      Heating
      • Zoned, Solar
      Cooling
      • Central Air
      Appliances
      • Included: Dishwasher, Double Oven, Gas Range, Microwave, Oven, Refrigerator, Trash Compactor, Dryer, Washer, Gas Water Heater, Tankless Water Heater
      • Laundry: Laundry Room, Cabinets, Sink, Common Area
      Features
      • Formal Dining Room, In-Law Floorplan, Storage, Breakfast Nook, Counter - Solid Surface, Pantry, Updated Kitchen, Central Vacuum, Sound System, Smart Home
      • Flooring: Hardwood, Tile, Carpet
      • Windows: Double Pane Windows, Screens, Window Coverings
      • Number of fireplaces: 1
      • Fireplace features: Gas, Gas Starter, Living Room, Stone, Other
      Interior area
      • Total structure area: 5,740
      • Total interior livable area: 5,740 sqft

      Property

      Parking
      • Total spaces: 2
      • Parking features: Attached, Direct Access, Other, Enclosed, Garage Faces Side, Garage Door Opener
      • Attached garage spaces: 2
      Accessibility
      • Accessibility features: Other
      Features
      • Levels: One
      • Stories: 1
      • Exterior features: Lighting, Garden/Play, Storage, Entry Gate, Private Entrance
      • Has private pool: Yes
      • Pool features: Gas Heat, In Ground, Pool Cover, Pool Sweep, Outdoor Pool
      • Spa features: Heated
      • Fencing: Security,Fenced,Front Yard,Wood
      • Has view: Yes
      • View description: Hills, Trees/Woods
      Lot
      • Size: 0.92 Acres
      • Features: Level, Premium Lot, Secluded, Back Yard, Front Yard, Landscaped, Private, Sprinklers In Rear, Side Yard, Landscape Back, Landscape Front, Yard Space
      Details
      • Additional structures: Shed(s)
      • Parcel number: 2461200111
      • Special conditions: Standard
      • Other equipment: Irrigation Equipment

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Traditional
      • Property subtype: Residential, Single Family Residence
      Materials
      • Composition Shingles, Stone, Wood Shingles
      • Roof: Composition
      Condition
      • Existing
      • New construction: No
      • Year built: 2009

      Utilities & green energy

      • Electric: Photovoltaics Seller Owned
      • Sewer: Public Sewer
      • Water: Public
      • Utilities for property: Internet Available
      Green energy
      • Energy efficient items: Water Heater
      • Energy generation: Solar

      Community & HOA

      Community
      • Subdivision: Happy Valley Rd
      HOA
      • Has HOA: No
      Location
      • Region: Lafayette

      Financial & listing details

      • Price per square foot: $1,463/sqft
      • Tax assessed value: $5,107,852
      • Annual tax amount: $57,529
      • Date on market: 6/8/2026

        Estimated market value

        $7,957,200

        $7.56M - $8.36M

        $18,463/mo

        Price history

        DateEventPrice
        6/8/2026Listed for sale$8,398,000+5%$1,463/sqft
        Source: CCAR #41137525 Report a problem
        8/26/2025Sold$8,000,000+45.5%$1,394/sqft
        Source: Public Record Report a problem
        9/10/2014Sold$5,500,000$958/sqft
        Source: Public Record Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$57,529 +1.7%$5,107,852 +2%
        2024$56,565 +1.7%$5,007,699 +2%
        2023$55,631 +1.5%$4,909,510 +2%
        2022$54,789 +3%$4,813,246 +2%
        2021$53,202 -0.7%$4,718,869 +1%
        2020$53,572 +1.6%$4,670,483 +2%
        2019$52,750 +3.7%$4,578,906 +2%
        2018$50,877 +1.8%$4,489,125 +2%
        2017$49,973 +1.7%$4,401,104 -3.4%
        2016$49,158 -20.2%$4,554,809 -17.2%
        2015$61,607 +184.2%$5,500,000 +199.2%
        2014$21,681 $1,837,991 +0.5%
        2013-- $1,829,686 +2%
        2012-- $1,793,811 +2%
        2011-- $1,758,639 +22.3%
        2010-- $1,437,447 +280%
        2009-- $378,248 +2%
        2008-- $370,832 +6.6%
        2007-- $348,033 +4.1%
        2006-- $334,347 +11.5%
        2005-- $299,871 +98.8%
        2004-- $150,855 +1.9%
        2003-- $148,091 +2%
        2002-- $145,188 +2%
        2001-- $142,342
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

        Explore the cost of this home by adjusting the details. Changes won't be saved.
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
        See how much you could borrow to make a competitive offer.
        Get pre-qualified

        Climate risks

        Neighborhood: 94549

        Getting around

        5 / 100
        Car-Dependent
        2 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating
        Schools provided by the listing agent
        • District: Happy Valley Elementary

        Source: CCAR. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

        A local agent can set up tours, give advice and negotiate with sellers.

        Browse local experts

        Similar homes

            • Local buyer's agents are ready to help

              Nearby cities

              Nearby neighborhoods

              Nearby zip codes

              Other Lafayette Topics

                Search
                Updates
                Favorites
                Plan
                Inbox