NOT LISTED FOR SALE

4015 Happy Valley Rd Lafayette, CA 94549

Happy Valley Neighborhood

Estimated Value: $5,713,000 - $6,055,000

5 Beds
5.5 Baths
6,011 Sq Ft
$987/Sq Ft Est. Value

Sale Details

Date Sold: July 1, 2020

Last sale price $4,495,000 $748 Per Sq Ft

Est. 32% increase in value since last sale

Current estimated payment $36,444 / mo

2 Days on Market

Highlights

  • In Ground Pool
  • Custom Home
  • Fireplace in Primary Bedroom
  • Happy Valley Elementary School Rated A
  • Updated Kitchen
  • Stone Countertops

About This Home

As of July 2020

Custom built-in 2004, this impeccably designed estate was curated by award-winning Alan Page of the Talon Design Group. Elegant design combines with quality construction, luxury finishes, stunning millwork, & incredible attention to detail to reveal this stunning estate. Perfect for entertaining and daily family living, the thoughtful floor plan provides formal living and dining rooms, an expansive kitchen/family great room, wine cellar, media room, library/office, dream master retreat with spa-like bath, secondary main level master suite, and 3 additional oversized bedrooms. Tucked behind a mature English Laurel privacy screen along prestigious Happy Valley Road, the nearly 1-acre, pancake flat parcel provides a resort-style setting completed with an infinity-edged pool and spa, spacious entertaining pergola with fire pit and dining area, outdoor kitchen, lawns play area &flourishing gardens. Consider adding a sport court and/or guest house!

Last Agent to Sell the Property

Dana Green

Compass License #01482454 Listed on: 06/09/2020

Compass

Last Buyer's Agent

M.J St. Jean

Compass License #01440057

Compass

Home Details

Home Type

  • Single Family

Year Built

  • Built in 2004

Lot Details

  • 0.97

Parking

  • 3 Car Direct Access Garage
  • Garage Door Opener

Home Design

  • Custom Home
  • Brick Exterior Construction
  • Metal Roof

Interior Spaces

  • 2-Story Property
  • Stone Fireplace
  • Family Room with Fireplace
  • 4 Fireplaces
  • Living Room with Fireplace

Kitchen

  • Updated Kitchen
  • Breakfast Area or Nook
  • Eat-In Kitchen
  • Breakfast Bar
  • Built-In Double Oven
  • Built-In Range
  • Indoor Grill
  • Microwave
  • Plumbed For Ice Maker
  • Dishwasher
  • Kitchen Island
  • Stone Countertops
  • Disposal

Bedrooms and Bathrooms

  • 5 Bedrooms
  • Fireplace in Primary Bedroom

Utilities

  • Cooling Available
  • Zoned Heating

Additional Features

  • In Ground Pool
  • 42,427 Sq Ft Lot

Community Details

  • No Home Owners Association
  • Happy Valley Subdivision

Listing and Financial Details

  • Assessor Parcel Number 2470310059

Home Details

Home Type

Single Family

Year Built

Built in 2004

Lot Details

0.97 Acres

Parking

3

Listing Details

  • Stories: 2
  • Year Built: 2004
  • Property Sub Type: Detached
  • Prop. Type: Residential
  • Subdivision Name: Happy Valley
  • Directions: Mount Diablo to Happy Valley Road
  • Architectural Style: Custom
  • Garage Yn: Yes
  • Unit Levels: Two Story
  • New Construction: No
  • Special Features: VirtualTour

Interior Features

  • Appliances: Dishwasher, Double Oven, Gas Range, Grill Built-in, Plumbed For Ice Maker, Microwave, Oven, Range, Refrigerator
  • Full Bathrooms: 5
  • Total Bedrooms: 5
  • Fireplace Features: Family Room, Living Room, Master Bedroom, Stone, Other
  • Fireplaces: 4
  • Fireplace: Yes
  • Room Kitchen Features: Breakfast Bar, Breakfast Nook, Counter - Stone, Dishwasher, Double Oven, Eat In Kitchen, Garbage Disposal, Gas Range/Cooktop, Grill Built-in, Ice Maker Hookup, Island, Microwave, Oven Built-in, Pantry, Range/Oven Built-in, Refrigerator, Updated Kitchen

Exterior Features

  • Roof: Metal
  • Lot Features: Level, Premium Lot
  • Pool Features: In Ground
  • Pool Private: Yes
  • Construction Type: Brick
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 3
  • Parking Features: Int Access From Garage, Garage Door Opener

Utilities

  • Heating: Zoned
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: No Solar

Condo/Co-op/Association

  • Association: No

Schools

  • Senior High School District: Acalanes (925) 280-3900

Lot Info

  • Lot Size Sq Ft: 42427
  • Parcel Number: 2470310059

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Closed on
Sep 8, 2023
Sold by
Bought by
Current Estimated Value
$5,932,222

Purchase Details

Closed on
Sep 8, 2022
Sold by
Bought by

Purchase Details

Closed on
Apr 13, 2021
Sold by
Bought by

Purchase Details

Listed on
Jun 9, 2020
Closed on
Aug 21, 2020
Sold by
Bought by
Seller's Agent
Dana Green
Compass
Buyer's Agent
M.J St. Jean
Compass
List Price
$4,495,000
Sold Price
$4,495,000

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
4.72%
Original Mortgage
$2,000,000
Interest Rate
0.029%
Mortgage Type
Credit Line Revolving

Purchase Details

Listed on
Jun 9, 2020
Closed on
Jun 28, 2020
Sold by
Bought by
Seller's Agent
Dana Green
Compass
Buyer's Agent
M.J St. Jean
Compass
List Price
$4,495,000
Sold Price
$4,495,000

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$2,000,000
Interest Rate
0.029%
Mortgage Type
Credit Line Revolving

Purchase Details

Closed on
Aug 13, 2018
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$3,000,000
Interest Rate
0.035%
Mortgage Type
Adjustable Rate Mortgage/ARM

Purchase Details

Closed on
Jul 21, 2016
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$2,500,000
Interest Rate
0.0354%
Mortgage Type
Credit Line Revolving

Purchase Details

Closed on
Dec 29, 2011
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$2,500,000
Interest Rate
0.0325%
Mortgage Type
Credit Line Revolving

Purchase Details

Closed on
Sep 4, 2008
Sold by
Bought by

Purchase Details

Closed on
Aug 27, 2008
Sold by
Bought by

Purchase Details

Closed on
Dec 5, 2005
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$3,000,000
Interest Rate
0.0512%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Aug 13, 2003
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$1,950,000
Interest Rate
0.0546%
Mortgage Type
Construction

Purchase Details

Closed on
Apr 26, 2000
Sold by
Bought by

Purchase Details

Closed on
Apr 28, 1999
Sold by
Bought by
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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Average Value
Not Available
List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
$460,000 None Listed On Document
$460,000 --
$1,353,000 None Listed On Document
$4,510,000 Fidelity National Title Co
$4,495,000 Fidelity National Title Co
$4,240,000 Chicago Title Company
-- Stewart Title Of California
-- Stewart Title Of California
-- Fidelity National Title
-- Fidelity National Title
$4,100,000 Chicago Title
-- Chicago Title
$1,250,000 Chicago Title
-- --
$880,000 Chicago Title Co
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Previous Owner $2,000,000
Previous Owner $3,000,000
Previous Owner $2,500,000
Previous Owner $2,500,000
Previous Owner $3,000,000
Previous Owner $1,950,000
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
06/16/2025 06/16/25 Off Market $4,495,000 -- --
02/04/2025 02/04/25 Off Market $4,495,000 -- --
07/01/2020 07/01/20 Sold $4,495,000 0.0% $748 / Sq Ft
06/11/2020 06/11/20 Pending -- -- --
06/09/2020 06/09/20 For Sale $4,495,000 -- $748 / Sq Ft
Source: Contra Costa Association of REALTORS®

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $55,076 $4,881,768 $1,623,648 $3,258,120
2024 $53,272 $4,799,942 $1,632,630 $3,167,312
2023 $53,272 $4,692,204 $1,560,600 $3,131,604
2022 $52,527 $4,600,200 $1,530,000 $3,070,200
2021 $51,008 $4,510,000 $1,500,000 $3,010,000
2019 $48,958 $4,240,000 $1,500,000 $2,740,000
2018 $47,772 $4,200,000 $1,800,001 $2,399,999
2017 $45,655 $4,000,000 $1,714,286 $2,285,714
2016 $44,737 $3,908,500 $1,675,072 $2,233,428
2015 $41,995 $3,708,000 $1,589,143 $2,118,857
2014 $42,136 $3,675,000 $1,575,000 $2,100,000
Source: Public Records

Agents Affiliated with this Home

  • Dana Green

    Seller's Agent in 2020

    Dana Green

    Compass

    (925) 339-1918

    46 in this area

    338 Total Sales

    Dana Green
    Section Image
  • M.J St. Jean

    Buyer's Agent in 2020

    M.J St. Jean

    Compass

    (925) 984-6466

    1 in this area

    96 Total Sales

    M.J St. Jean
    Section Image
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Map

Source: Contra Costa Association of REALTORS®

MLS Number: 40907843

Contra Costa Association of REALTORS®

APN: 247-031-005-9

California Contra Costa County Lafayette 94549 Happy Valley

4015 Happy Valley Rd, Lafayette, CA

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Contra Costa Association of REALTORS® Bay East ©2026. BridgeMLS ©2026, CCAR ©2026. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, BridgeMLS or CCAR MLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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