3647 Happy Valley Rd

4,114 Sq. Ft.
$423 / Sq. Ft.
4,114
Sq. Ft.
$423
per Sq. Ft.

Description

Perched in coveted Happy Valley, this striking modern residence was built in 2020 and completed in 2021, blending contemporary lines with a natural hillside setting. The home site captures serene views of Lafayette's rolling landscape. Desirable Happy Valley location with privacy, views, and access to top schools. Important Note: This property is being sold as-is and is subject to construction defect litigation with allegations of significant construction defects that would allegedly require substantial...Perched in coveted Happy Valley, this striking modern residence was built in 2020 and completed in 2021, blending contemporary lines with a natural hillside setting. The home site captures serene views of Lafayette's rolling landscape. Desirable Happy Valley location with privacy, views, and access to top schools. Important Note: This property is being sold as-is and is subject to construction defect litigation with allegations of significant construction defects that would allegedly require substantial repairs. It is priced to move for the right buyer to take on the challenge.

Listing Agent

  1. Paddy Kehoe

    Paddy Kehoe

    Listing Agent

    Compass

    DRE #01894345

    paddy.kehoe@compass.com

    P: (925)-878-5869

Property Details for 3647 Happy Valley Road

City
LAFAYETTE
Dist Neighborhood Subdiv
HAPPY VALLEY
Building Type
Detached
Property Sub Type
Detached
Style
Modern/High Tech
Garage Spaces
3
Garage/Parking
Attached
LISTING UPDATED: 11/27/2025 02:00 AM

Property Details for 3647 Happy Valley Road

StatusSold
MLS #41116526
Days on Compass10
Taxes-
HOA Fees-
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeResidential / Detached
Year Built2020
Lot Size1.00 AC / 43,560 SF
CountyContra Costa County

Location

Listing Courtesy of Compass, Paddy Kehoe, DRE #01894345

Sold By Compass, Paddy Kehoe, DRE #01894345

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Building Information for 3647 Happy Valley Road

Stories2Year Built2020Building Size-Lot Size1.00 AC / 43,560 SF

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OriginPoint Mortgage or Rocket Mortgage1

$11,142 per month

30 year fixed, 6.15% Interest

Principal and Interest

$8,475

Property Taxes

$2,667

HOA Dues

$0

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Property Information for 3647 Happy Valley Road

Features
Feature Details
  • Fireplaces: 1
  • FIREPLACES: Gas Starter
  • Flooring: Tile, Carpet, Engineered Wood
  • Garage: Yes
  • Laundry: 220 Volt Outlet, Dryer, Laundry Room, Sink
  • Pool Type: None
  • Pool: No
Room Details
  • Rooms Total: 12
  • Additional Rooms: Bonus / Hobby Room, Den / Study / Office
  • Kitchen Features: Dishwasher, Double Oven, Disposal, Gas Range/Cooktop, Grill Built-in, Kitchen Island, Microwave, Oven Built-in, Pantry, Refrigerator
  • Bedrooms Count: 4
  • Bathrooms Total Count: 3.0
  • Room Additional: BonusRoom, Office, Great Room, Kitchen, Laundry, Primary Bathroom, Primary Bedroom
  • BATH NON-PRMY INCLUDE: Shower Over Tub, Stall Shower, Tile
  • BATH-PRIMARY INCLUDES: Stall Shower, Tile, Double Vanity, Multiple Shower Heads
  • Bathrooms Half: 1
Utility Details
  • Cooling: Central Air
  • Heating: Forced Air 2 Zns or More
  • Water/Sewer: PublicSewer, Public Water
  • Solar: None
Lot / Property Details
Home Owners Association
  • HOA: No
Property Details
  • Additional Equipment: Dryer, Fire Alarm, Garage Door Opener, Security Alarm - Owned, Sound System, Gas Water Heater, Window Coverings, Carbon Mon Detector, Smoke Detector(s), Video System
  • City Transfer Tax: No
  • Construction Status: Existing
  • Exterior: Stucco
  • Level - Upper: 4 Bedrooms, 3 Baths, Primary Bedrm Suite - 1
  • Lot Description: Corner Lot, Back Yard
  • Lot Sq Ft Apx: 43560
  • Lot Size Square Feet: 43560.0
  • Roof: Composition
  • Sq Ft Apx: 4114
  • Stories: Two Story
  • Street Level: 0.5 Bath, Main Entry
  • Yard Description: Back Yard, Patio, Sprinklers Automatic, Landscaped
  • Year Built: 2020
  • Acres: 1.0
Location Details
  • Elementary School District: Happy Valley Elementary
  • Directions to Property: Happy Valley Rd to Baker Ln
  • FIPS Code: 06013
  • Parcel Number: 244-130-014-8
  • Printed Neighborhood Rpt: Yes
  • Board ID: CONTRA COSTA
Additional Information
Additional Information
  • Fireplace: Yes
  • Elementary School District: Acalanes (925) 280-3900
  • High School District: Acalanes (925) 280-3900

Property History for 3647 Happy Valley Road

DateEvent & SourcePriceAppreciation
Nov 26, 2025

Sold

MLSListings #CC41116526

$1,738,800
Nov 26, 2025

Sold

EBRD #41116526

$1,738,800
Nov 26, 2025

Sold

CRMLS #41116526

$1,738,800
Nov 20, 2025

Sold (Public Record)

Public Record #1920564594

$1,739,000

+2.4% / yr

Nov 13, 2025

Pending

CRMLS #41116526

Nov 13, 2025

Pending

EBRD #41116526

Nov 13, 2025

Pending

MLSListings #CC41116526

Nov 3, 2025

Listed (Active)

CRMLS #41116526

$2,000,000
Nov 3, 2025

Listed (Active)

MLSListings #CC41116526

$2,000,000
Nov 3, 2025

Listed (Active)

EBRD #41116526

$2,000,000
Dec 12, 2018

Sold (Public Record)

Public Record #636443866

$1,475,000

+103.1% / yr

Dec 18, 2017

Sold (Public Record)

Public Record #611921251

$735,000

-1.8% / yr

Jun 5, 2015

Sold (Public Record)

Public Record #550643064

$769,000
DateEvent & SourcePrice
11/26/2025

Sold

MLSListings #CC41116526

$1,738,800
11/26/2025

Sold

EBRD #41116526

$1,738,800
11/26/2025

Sold

CRMLS #41116526

$1,738,800
11/20/2025

Sold (Public Record)

Public Record #1920564594

$1,739,000

+2.4% / yr

11/13/2025

Pending

CRMLS #41116526

11/13/2025

Pending

EBRD #41116526

11/13/2025

Pending

MLSListings #CC41116526

11/03/2025

Listed (Active)

CRMLS #41116526

$2,000,000
11/03/2025

Listed (Active)

MLSListings #CC41116526

$2,000,000
11/03/2025

Listed (Active)

EBRD #41116526

$2,000,000
12/12/2018

Sold (Public Record)

Public Record #636443866

$1,475,000

+103.1% / yr

12/18/2017

Sold (Public Record)

Public Record #611921251

$735,000

-1.8% / yr

06/05/2015

Sold (Public Record)

Public Record #550643064

$769,000

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

Public Records for 3647 Happy Valley Road

Taxable ValueLand$1,645,387Additions$1,103,656Total$2,749,043
Tax Record2025$32,005 ($2,667 / month)
Home Facts
Beds4Total Finished SqFt4,114 SqFtAbove Grade Finished SqFt4,114 SqFtStories2Lot Size43,560 SqFtStyleSingle Family ResidenceYear Built2020Year Renovated2021ZoningR4CountyCONTRA COSTAAPN244-130-014-8

Schools near 3647 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.

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No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims 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 discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Compass, Paddy Kehoe, DRE #01894345

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.