Active
4 beds3,470 sqft
3646 Happy Valley Rd, Lafayette, CA 94549
Est: $16,933/moGet pre-approved
Single FamilyProperty Type
0.32 acresLot Size
1949Year Built
$863/sq ftPrice per sq ft
2 carsParking Spaces

Description

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...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.
Days on Market Listed Today
  • Listed by: Julie Dudum Del Santo DRE #01290985 • Dudum Real Estate Group
Last updated: 09/18/2026 01:32 PM • Source: EBRD, MLS#: 41148759

Location

Listing Courtesy of Dudum Real Estate Group, Julie Dudum Del Santo, DRE #01290985
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$16,933 per month

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Principal and Interest

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Property Taxes

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Property Information for 3646 Happy Valley Road

Property Details
  • MLS Type: Residential / Detached
  • City: LAFAYETTE
  • Dist Neighborhood Subdiv: HAPPY VALLEY
  • Building Type: Detached
  • Property Sub Type: Detached
  • Style: Modern/High Tech
  • Garage Spaces: 2
  • Garage/Parking: Attached
Building Information
  • Stories: 2
  • Year Built: 1949
  • Lot Size: 0.32 AC / 13,939 SF
Features
Feature Details
  • Fireplaces: 1
  • FIREPLACES: Family Room
  • Flooring: Carpet, Hardwood
  • Garage: Yes
  • Laundry: Laundry Room
  • Pool Type: Gas Heat
  • Pool: Private
Room Details
  • Rooms Total: 9
  • Additional Rooms: Den / Study / Office, Laundry Room
  • Kitchen Features: Breakfast Bar, Stone Counters, Dishwasher, Eat-in Kitchen, Refrigerator, Updated Kitchen
  • Bedrooms Count: 4
  • Bathrooms Total Count: 3.0
  • Room Additional: Den, Formal Dining Room, Office, Kitchen, Laundry, Primary Bathroom, Primary Bedroom
  • BATH NON-PRMY INCLUDE: Shower Over Tub, Updated Baths
  • BATH-PRIMARY INCLUDES: Stall Shower, Tile, Tub, Updated Baths
  • Bathrooms Half: 1
  • ADU Y/N: No
Utility Details
  • Cooling: Central Air
  • Heating: Forced Air 1 Zone
  • Solar: None
Lot / Property Details
Home Owners Association
  • HOA: No
Property Details
  • Additional Equipment: Garage Door Opener
  • City Transfer Tax: No
  • Construction Status: Existing
  • Exterior: Stucco
  • Level - Upper: Primary Bedrm Suite - 1, Loft
  • Lot Description: Level, Premium Lot
  • Lot Sq Ft Apx: 13939
  • Lot Size Square Feet: 13939.0
  • Roof: Other
  • Sq Ft Apx: 3470
  • Stories: Two Story
  • Street Level: 3 Bedrooms, 2.5 Baths, Laundry Facility, Main Entry
  • Yard Description: Back Yard, Fenced, Front Yard, Patio, Patio Covered, Landscaped
  • Year Built: 1949
  • Acres: 0.32
Location Details
  • Directions to Property: Happy Valley Rd, Right down private lane 3646
  • FIPS Code: 06013
  • Parcel Number: 244-180-050-1
  • Printed Neighborhood Rpt: Yes
  • Board ID: CONTRA COSTA
Additional Information
Additional Information
  • Fireplace: Yes

Property History for 3646 Happy Valley Road

DateEvent & SourcePriceAppreciation
Sep 18, 2026

Listed (Active)

EBRD #41148759

$2,995,000
Sep 18, 2026

Listed (Active)

MLSListings #CC41148759

$2,995,000
Sep 18, 2026

Listed (Active)

CRMLS #41148759

$2,995,000
DateEvent & SourcePrice
09/18/2026

Listed (Active)

EBRD #41148759

$2,995,000
09/18/2026

Listed (Active)

MLSListings #CC41148759

$2,995,000
09/18/2026

Listed (Active)

CRMLS #41148759

$2,995,000

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 3646 Happy Valley Road

Taxable ValueLand$812,507Additions$635,224Total$1,447,731
Tax Record2025$17,473 ($1,456 / month)
Home Facts
Beds4Baths3.5Total Finished SqFt3,470 SqFtAbove Grade Finished SqFt3,470 SqFtStories2Lot Size13,939 SqFtStyleSingle Family ResidenceYear Built1949Year Renovated1972CountyCONTRA COSTAAPN244-180-050

Schools near 3646 Happy Valley Road

This home is within Acalanes Union High School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Public - 9 to 12
Rating
School
Distance
Happy Valley Elementary School
PublicK to 5

M. H. Stanley Middle School
Public6 to 8

Acalanes High School
Public9 to 12

Acalanes Center For Independent Study
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Similar Homes

3646 Happy Valley Road is a single family home for sale in Lafayette, CA 94549. This listing's school districts are Acalanes Union High School District, Lafayette Elementary School District. Nearby schools include Happy Valley Elementary School, M. H. Stanley Middle School and Acalanes High School. 3646 Happy Valley Road is a 4-bed, 4-bath, 3,470 sqft single family home built in 1949.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Dudum Real Estate Group, Julie Dudum Del Santo, DRE #01290985

Based on information from one of the following Multiple Listing Services: San Francisco Association of Realtors, the MLSListings MLS, the BAREIS MLS, the EBRD MLS, Shasta Association of REALTORS® Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by San Francisco Association of Realtors, the MLSListings MLS, the BAREIS MLS, the EBRD MLS, Shasta Association of REALTORS® is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.