OFF MARKET

Off Market Apr 2018 for $3.9M

$5,779,506

Est. refi paymentEst. refi $25,862/mo

•

5,804

sq ft

4037 Happy Valley Rd, Lafayette, CA 94549

About this home

Single-familyProperty Type

1938Year Built

1.84 acresLot Size

$996Est. Price/Sq.Ft.

4 car garageParking

Listed by Glenn Beaubelle •DRE #00678426 • Compass

Listed by Brenda Balfrey •DRE #02029741 • Coldwell Banker

Bought with Glenn Beaubelle •DRE #00678426 • Coldwell Banker

Redfin checked: 2 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40813286

Redfin Estimate

$5,779,506

$1.8M since sold in April 2018$113K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 36.3% higher than the average sale price ($4.24M) of 6 comparable homes.

SOLD AUG 21, 2026
$4,250,000
A
4 beds3.5 baths3,399 sq ft
3814 Happy Valley Rd, Lafayette, CA 94549
SOLD AUG 26, 2026
$4,800,000
B
4 beds3.5 baths4,033 sq ft
3954 S Peardale Dr, Lafayette, CA 94549
SOLD NOV 14, 2025
$4,250,000
C
4 beds4.5 baths4,502 sq ft
1133 Estates Dr, Lafayette, CA 94549
SOLD MAR 11, 2026
$4,250,000
D
5 beds4.5 baths5,014 sq ft
4040 Los Arabis Dr, Lafayette, CA 94549
SOLD APR 20, 2026
$4,200,000
E
4 beds4.5 baths4,418 sq ft
1161 Oleander Dr, Lafayette, CA 94549
SOLD SEP 4, 2025
$3,700,000
F
4 beds4.5 baths4,640 sq ft
1121 Estates Dr, Lafayette, CA 94549

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Earn from this home

Sell

$2,838,082

Est. take-home

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Refinance

Est. cash available

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Rent

$9,994/mo

Redfin rental estimate

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Market trends in 94549, CA

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.8%

0.2% MoM

Median sale price

$2.0M

$26K MoM

Avg. days on market

17d

2 days MoM

Recently sold homes

103

4 MoM

New listings for sale

OPEN SUN, 1PM TO 4PM
$2,995,000
5 beds5 baths4,605 sq ft
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NEW 4 HRS AGO
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4 beds2.5 baths2,473 sq ft
499 Silverado Dr, Lafayette, CA 94549
NEW 8 HRS AGO
$2,195,000
4 beds3 baths2,925 sq ft
31 Richelle Ct, Lafayette, CA 94549
OPEN SAT, 2PM TO 4PM
$1,495,000
3 beds2 baths1,820 sq ft
37 Chapel Dr, Lafayette, CA 94549
OPEN SAT, 1PM TO 4PM
$2,599,000
5 beds3.5 baths4,075 sq ft
20 Northridge Ln, Lafayette, CA 94549
NEW 25 HRS AGO
$12,000,000
5 beds5.5 baths6,924 sq ft
1232 Rose Ln, Lafayette, CA 94549
NEW 28 HRS AGO
3213 Stanley Blvd, Lafayette, CA 94549
$989,000
2 beds1 bath888 sq ft
3213 Stanley Blvd, Lafayette, CA 94549
Tom Linthicum RE Company
COMING SOON
$2,799,000
5 beds3.5 baths3,500 sq ft
809 Mountain View Dr, Lafayette, CA 94549
OPEN SAT, 12PM TO 2PM
$1,695,000
6 beds2 baths1,890 sq ft
946 Hough Ave, Lafayette, CA 94549
(415) 660-9955
OPEN SAT, 1PM TO 4PM
$2,998,000
5 beds4 baths3,450 sq ft
1332 Reliez Valley Rd, Lafayette, CA 94549
See all

Provided by Redfin

Sale history for 4037 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$109,462 (+1.7%)

$3,481,755 + $6,538,914

$10,020,669

2024

$107,683 (+15.5%)

$3,413,486 + $6,410,700

$9,824,186

2023

$93,218 (+37.8%)

$3,346,555 + $6,285,000

$9,631,555

2022

$67,630 (+83.4%)

$3,280,937 + $5,000,000

$8,280,937

2021

$36,875 (−24.1%)

$3,216,605 + $2,700,000

$5,916,605

2020

$48,579 (+1.6%)

$3,153,535

2019

$47,814 (+26.8%)

$3,121,200 + $1,039,359

$4,160,559

2018

$37,702 (+41.0%)

$3,060,000 + $1,018,980

$4,078,980

2017

$26,748 (+8.9%)

$1,350,000 + $950,000

$2,300,000

2016

$24,558 (−1.0%)

$1,350,000 + $950,000

$2,300,000

2015

$24,797 (−29.2%)

$1,200,000 + $900,000

$2,100,000

2014

$35,042 (+1.1%)

$1,650,919 + $1,350,752

$3,001,671

2013

$34,652 (+3.1%)

$1,650,919 + $1,350,752

$3,001,671

2012

$33,602 (+1.5%)

$1,643,458 + $1,344,648

$2,988,106

2011

$33,105 (+1.3%)

$1,611,234 + $1,318,283

$2,929,517

2010

$32,676 (−0.1%)

$1,579,642 + $1,292,435

$2,872,077

2009

$32,715 (+1.8%)

$1,567,837 + $1,282,776

$2,850,613

2008

$32,151

$1,571,562 + $1,285,824

$2,857,386

Tax history for 4037 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$109,462 (+1.7%)

$3,481,755 + $6,538,914

$10,020,669

2024

$107,683 (+15.5%)

$3,413,486 + $6,410,700

$9,824,186

2023

$93,218 (+37.8%)

$3,346,555 + $6,285,000

$9,631,555

2022

$67,630 (+83.4%)

$3,280,937 + $5,000,000

$8,280,937

2021

$36,875 (−24.1%)

$3,216,605 + $2,700,000

$5,916,605

2020

$48,579 (+1.6%)

$3,153,535

2019

$47,814 (+26.8%)

$3,121,200 + $1,039,359

$4,160,559

2018

$37,702 (+41.0%)

$3,060,000 + $1,018,980

$4,078,980

2017

$26,748 (+8.9%)

$1,350,000 + $950,000

$2,300,000

2016

$24,558 (−1.0%)

$1,350,000 + $950,000

$2,300,000

2015

$24,797 (−29.2%)

$1,200,000 + $900,000

$2,100,000

2014

$35,042 (+1.1%)

$1,650,919 + $1,350,752

$3,001,671

2013

$34,652 (+3.1%)

$1,650,919 + $1,350,752

$3,001,671

2012

$33,602 (+1.5%)

$1,643,458 + $1,344,648

$2,988,106

2011

$33,105 (+1.3%)

$1,611,234 + $1,318,283

$2,929,517

2010

$32,676 (−0.1%)

$1,579,642 + $1,292,435

$2,872,077

2009

$32,715 (+1.8%)

$1,567,837 + $1,282,776

$2,850,613

2008

$32,151

$1,571,562 + $1,285,824

$2,857,386

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

1.84 Acres

Year renovated

2023

Sq. Ft.

11,188

Year built

2021

Style

Single Family Residential

County

Contra Costa County

APN

2470310273

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2026.

May 28, 2024 • Final

Building/residential/r/adu-2nd unit

Construct a detached accessory dwelling unit with two bedrooms and two bathrooms. Install required fire sprinklers and comply with ember resistant construction standards for high fire hazard zones. Install a solar photovoltaic system under a separate permit.

ADU

Fire sprinkler

Nov 3, 2023 • Final

Building/residential/p/pool

Construct a new swimming pool and spa. Install a pier foundation for the swimming pool and relocate the spa to the opposite side of the pool.

Electrical

Grading

Plumbing

Pool and hot tub

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Parking Information
Garage Spaces: 4
Has Carport
Covered Spaces: 4
Parking Features: Carport - 2 Or More, Covered, Guest

Interior

Bathroom Information
# of Bathrooms Total: 4
# of Bathrooms Full: 4
Other Bathrooms Included Features: Solid Surface, Stall Shower, Tile, Tub
Primary Bathroom Included Features: Bidet, Solid Surface, Sunken Tub, Tile, Tub

Interior Features
Interior Features: Den, Dining Area, Family Room, In-Law Floorplan, Library, Storage, Workshop, Breakfast Bar, Breakfast Nook, Tile Counters, Kitchen Island, Pantry
Appliances: Dishwasher, Double Oven, Electric Range, Gas Range, Grill Built-In, Range, Refrigerator, Gas Water Heater
Laundry Features: 220 Volt Outlet, Gas Dryer Hookup, Hookups Only, Laundry Room
Street Level Features: 4 Bedrooms, 4 Baths, Primary Bedrm Suite - 1, Primary Bedrm Retreat, Laundry Facility, No Steps to Entry, Main Entry
Window Features: Skylight(s)
Fireplaces Total: 4
Has Fireplace
Flooring: Hardwood, Tile, Carpet

Room Information
Kitchen Features: 220 Volt Outlet,Breakfast Bar,Breakfast Nook,Counter - Tile,Dishwasher,Double Oven,Electric Range/Cooktop,Gas Range/Cooktop,Grill Built-in,Island,Pantry,Range/Oven Built-in,Refrigerator,Skylight(s)
Rooms Total: 15
Fireplace Features: Brick, Den, Family Room, Gas Starter, Two-Way
Basement: Crawl Space, Partial

Exterior

Building Information
Construction Materials: Stone, Wood Shingles
Building Area Total: 5,804
Foundation Details: Slab

Exterior Features
Patio And Porch Features: Deck, Patio, Covered, Enclosed
Exterior Features: Back Yard, Front Yard, Garden/Play, Side Yard, Storage
Fencing: Fenced

Pool Information
Pool Features: Possible Pool Site

Property Information
Living Area: 5804
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1938

Lot Information
Other Structures: Shed(s)
Lot Size Square Feet: 80000
Lot Size Area: 1.84
Lot Size Units: Acres
Lot Size Acres: 1.84
Lot Features: Level, Premium Lot, Secluded

Utilities

Utility Information
Water Source: Public
Electric: 220 Volts in Kitchen
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Zoned
Cooling: Ceiling Fan(s)

Location

School Information
High School District: Acalanes (925) 280-3900

Public facts

Beds: 4
Baths: 7.0
Sq. Ft.: 11,188
Stories: 1.0
Lot Size: 1.84 acres
Style: Single Family Residential
Year Built: 2021
Year Renovated: 2023
County: Contra Costa County
APN: 2470310273

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Happy Valley Elementary School

Public K-5 • Assigned • 0.7mi

8/10

M. H. Stanley Middle School

Public 6-8 • Assigned • 2.6mi

8/10

Acalanes High School

Public 9-12 • Assigned • 3.2mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

4/10 Fire Factor

1% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 92° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

8/10 Air Factor

14 unhealthy days expected this year, 15 days in 30 years

Provided by First Street

Historical weather

Lafayette, CA • 94549

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 11.5 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.5 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$5.49M – $6.65M

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Home values near 4037 Happy Valley Rd

Data from public records.

Address	Redfin Estimate
4055 Happy Valley Road, Lafayette, CA 5 Beds \| 4.5 Baths \| 4272 Sq. Ft.	$5,559,813
4067 Happy Valley Road, Lafayette, CA 6 Beds \| 6.5 Baths \| 6383 Sq. Ft.	$8,099,561

Address	Redfin Estimate
4032 Happy Valley Road, Lafayette, CA 5 Beds \| 5 Baths \| 4799 Sq. Ft.	$4,734,837
4015 Happy Valley Road, Lafayette, CA 5 Beds \| 5.5 Baths \| 6011 Sq. Ft.	$5,410,046

Address	Redfin Estimate
4040 Happy Valley Road, Lafayette, CA 3 Beds \| 3 Baths \| 2607 Sq. Ft.	$2,404,493
4041 Happy Valley Road, Lafayette, CA 4 Beds \| 2 Baths \| 2358 Sq. Ft.	$3,479,106

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2018. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94549, CA

Sale history for 4037 Happy Valley Rd

Tax history for 4037 Happy Valley Rd

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94549

Home values near 4037 Happy Valley Rd

More real estate resources