Skip main navigation
For sale
  • $2,995,000

    3646 Happy Valley Rd, Lafayette, CA 94549

    4beds
    3,470sqft
    : 
    $21,330/mo
    Get pre-qualified
    Single Family Residence
    Built in 1949
    0.32 Acres Lot
    $2,877,300 Zestimate®
    $863/sqft
    $-- HOA

    What's special

    Sparkling poolPrivate country laneMajestic oaksSophisticated interiorsOversized waterfall islandCustom modern fencingSerene primary suite
    Tucked down a private country lane beneath Happy Valley’s majestic oaks, 3646 Happy Valley Road is a striking contemporary retreat where exceptional design, privacy and resort-style living come together beautifully. From the moment you arrive, custom modern fencing, curated drought-tolerant landscaping and a dramatic entry walkway create an unforgettable first impression. Inside, the expansive great room is a showstopper, with soaring ceilings, a statement chandelier and walls of Marvin sliding glass doors that blur the line between indoors and out. A sleek wet bar adds another layer of effortless entertaining.The living space flows effortlessly to an extraordinary covered loggia designed for year-round California living, complete with a motorized louvered pergola, ceiling fan, built-in firepit table and outdoor TV, all overlooking the sparkling pool and lush, mature landscape. It is an entertainer’s dream and a private sanctuary all in one. At the heart of the home, the chef’s kitchen is both stunning and beautifully functional, featuring an oversized waterfall island, crisp white cabinetry, premium appliances and sculptural globe pendants. Kitchen overlooks beautiful family room with fireplace and built in cabinetry and tranquil views of the outdoors. The adjoining formal dining room brings personality and sophistication to every gathering. The thoughtfully designed main level offers three spacious bedrooms, two-and-a-half baths, plus an exceptional combination laundry room, mudroom and office space conveniently located off the garage. Upstairs, the entire primary level feels like a private escape. The serene primary suite features a spa-inspired bath, custom walk-in closet and an expansive adjoining loft, ideal for a home office, lounge, fitness space, quiet retreat, or even a baby nursery! Every detail of this home has been thoughtfully considered. With its architectural presence, sophisticated interiors, seamless indoor/outdoor connection and spectacular resort-inspired backyard, 3546 Happy Valley Road captures the very best of the Happy Valley lifestyle.
    15 hours
    210
    20

    Zillow last checked:

    Listing updated:

    Listed by:

    Julie Dudum Del Santo DRE #01290985 925-818-5500,

    Dudum Real Estate Group

    Source: CCAR,MLS#: 41148759MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 4
      • Bathrooms: 4
      • Full bathrooms: 3
      • Partial bathrooms: 1
      Rooms
      • Room types: 3 Bedrooms, 2.5 Baths, Main Entry, Primary Bedrm Suite - 1, Loft, Den, Office
      Bathroom
      • Features: Shower Over Tub, Updated Baths, Stall Shower, Tile, Tub
      Kitchen
      • Features: Breakfast Bar, Stone Counters, Dishwasher, Eat-in Kitchen, Refrigerator, Updated Kitchen
      Heating
      • Forced Air
      Cooling
      • Central Air
      Appliances
      • Included: Dishwasher, Refrigerator
      • Laundry: Laundry Room, Common Area
      Features
      • Formal Dining Room, Breakfast Bar, Updated Kitchen
      • Flooring: Hardwood, Carpet
      • Number of fireplaces: 1
      • Fireplace features: Family Room
      Interior area
      • Total structure area: 3,470
      • Total interior livable area: 3,470 sqft

      Property

      Parking
      • Total spaces: 2
      • Parking features: Attached, Garage Door Opener
      • Attached garage spaces: 2
      Features
      • Levels: Two
      • Stories: 2
      • Has private pool: Yes
      • Pool features: Gas Heat
      • Fencing: Fenced
      Lot
      • Size: 0.32 Acres
      • Features: Level, Premium Lot, Landscaped, Back Yard, Front Yard
      Details
      • Parcel number: 2441800501
      • Special conditions: Standard

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Modern/High Tech
      • Property subtype: Single Family Residence
      Materials
      • Stucco
      • Roof: Other
      Condition
      • Existing
      • New construction: No
      • Year built: 1949

      Utilities & green energy

      • Electric: No Solar
      • Sewer: Public Sewer
      • Water: Public

      Community & HOA

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

      Financial & listing details

      • Price per square foot: $863/sqft
      • Tax assessed value: $1,447,731
      • Date on market: 9/18/2026

        Estimated market value

        $2,877,300

        $2.73M - $3.02M

        Not available

        Price history

        DateEventPrice
        9/18/2026Listed for sale$2,995,000-9.1%$863/sqft
        Source: CCAR #41148759 Report a problem
        6/25/2026Listing removed$3,295,000$950/sqft
        Source: CCAR #41137402 Report a problem
        6/5/2026Listed for sale$3,295,000+246.8%$950/sqft
        Source: CCAR #41137402 Report a problem
        9/10/2002Sold$950,000+39.7%$274/sqft
        Source: CCAR #11145462 Report a problem
        1/8/1998Sold$680,000$196/sqft
        Source: Public Record Report a problem
        10/19/1997Sold$680,000$196/sqft
        Source: CCAR #10245943 Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2026-- $1,447,731 +2%
        2025$17,473 +1.7%$1,419,345 +2%
        2024$17,175 +1.8%$1,391,515 +2%
        2023$16,874 +1.6%$1,364,232 +2%
        2022$16,615 +3%$1,337,483 +2%
        2021$16,134 +1.7%$1,311,259 +3.2%
        2020$15,865 +2.9%$1,270,102 +2%
        2019$15,424 +3.7%$1,245,199 +2%
        2018$14,881 +2%$1,220,785 +2%
        2017$14,596 +1.7%$1,196,849 +2%
        2016$14,351 +3.7%$1,173,382 +1.5%
        2015$13,837 $1,155,758 +2%
        2014$13,837 $1,133,119 +0.5%
        2013-- $1,127,999 +2%
        2012-- $1,105,883 +2%
        2011-- $1,084,200 +0.8%
        2010-- $1,076,098 -0.2%
        2009-- $1,078,656 +3%
        2008-- $1,047,506 +2%
        2007-- $1,026,967 +2%
        2006-- $1,006,831 +2%
        2005-- $987,090 +2%
        2004-- $967,736 +1.9%
        2003-- $950,000 +29.3%
        2002-- $734,990 +2%
        2001-- $720,580
        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.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: 94549

        Getting around

        60 / 100
        Somewhat Walkable
        40 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating

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

        Browse local experts
            • Local buyer's agents are ready to help