Google satellite image for 4052 Happy Valley Rd, Lafayette, CA 94549

Off Market Nov 1993 for $640K

$2,854,116

Est. refi paymentEst. refi $4,147/mo

•

3 ba

•

3,756

sq ft

4052 Happy Valley Rd, Lafayette, CA 94549

About this home

4052 Happy Valley Rd is a 3,756 square foot house on a 2.28 acre lot with 6 bedrooms and 3 bathrooms. - it last sold on November 04, 1993 for $640,000. Based on Redfin's Lafayette data, we estimate the home's value is $2,854,116.

Single-familyProperty Type

1958Year Built

2.28 acresLot Size

$760Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$2,854,116

$2.2M since sold in November 1993$11K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 19.3% lower than the average sale price ($3.54M) of 6 comparable homes.

SOLD AUG 24, 2026
$3,800,000
A
4 beds3 baths3,125 sq ft
18 Sycamore Rd, Orinda, CA 94563
SOLD AUG 21, 2026
$4,250,000
B
4 beds3.5 baths3,399 sq ft
3814 Happy Valley Rd, Lafayette, CA 94549
SOLD AUG 26, 2026
$4,800,000
C
4 beds3.5 baths4,033 sq ft
3954 S Peardale Dr, Lafayette, CA 94549
SOLD JUN 10, 2026
$1,630,000
D
4 beds3 baths2,420 sq ft
742 Miner Rd, Orinda, CA 94563
SOLD JUL 27, 2026
$2,800,000
E
5 beds3.5 baths3,169 sq ft
1038 Pine Ln, Lafayette, CA 94549
SOLD JUN 2, 2026
$3,950,000
F
4 beds3 baths3,311 sq ft
3853 Palo Alto Dr, Lafayette, CA 94549

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Earn from this home

Sell

$2,703,275

Est. take-home

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Est. cash available

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Rent

$8,638/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

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Provided by Redfin

Sale history for 4052 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,996 (+103.6%)

$693,468 + $455,612

$1,149,080

2024

$6,382 (−49.1%)

$679,871 + $446,679

$1,126,550

2023

$12,542 (+1.5%)

$666,541 + $437,921

$1,104,462

2022

$12,357 (+3.1%)

$653,472 + $429,335

$1,082,807

2021

$11,990 (−0.3%)

$640,659 + $420,917

$1,061,576

2020

$12,028 (+1.0%)

$628,098 + $412,664

$1,040,762

2019

$11,911 (+3.8%)

$621,658 + $408,433

$1,030,091

2018

$11,479 (+2.0%)

$609,469 + $400,425

$1,009,894

2017

$11,254 (+1.9%)

$585,803 + $384,877

$970,680

2016

$11,041

$585,803 + $384,877

$970,680

2015

$11,033 (+0.9%)

$574,317 + $377,331

$951,648

2014

$10,936 (+1.2%)

$554,610 + $364,384

$918,994

2013

$10,807 (+3.2%)

$554,610 + $364,384

$918,994

2012

$10,477 (+1.6%)

$552,104 + $362,738

$914,842

2011

$10,315 (−2.3%)

$541,279 + $355,626

$896,905

2010

$10,560 (+0.7%)

$530,666 + $348,653

$879,319

2009

$10,487 (+1.7%)

$526,700 + $346,048

$872,748

2008

$10,308

$527,952 + $346,871

$874,823

Tax history for 4052 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,996 (+103.6%)

$693,468 + $455,612

$1,149,080

2024

$6,382 (−49.1%)

$679,871 + $446,679

$1,126,550

2023

$12,542 (+1.5%)

$666,541 + $437,921

$1,104,462

2022

$12,357 (+3.1%)

$653,472 + $429,335

$1,082,807

2021

$11,990 (−0.3%)

$640,659 + $420,917

$1,061,576

2020

$12,028 (+1.0%)

$628,098 + $412,664

$1,040,762

2019

$11,911 (+3.8%)

$621,658 + $408,433

$1,030,091

2018

$11,479 (+2.0%)

$609,469 + $400,425

$1,009,894

2017

$11,254 (+1.9%)

$585,803 + $384,877

$970,680

2016

$11,041

$585,803 + $384,877

$970,680

2015

$11,033 (+0.9%)

$574,317 + $377,331

$951,648

2014

$10,936 (+1.2%)

$554,610 + $364,384

$918,994

2013

$10,807 (+3.2%)

$554,610 + $364,384

$918,994

2012

$10,477 (+1.6%)

$552,104 + $362,738

$914,842

2011

$10,315 (−2.3%)

$541,279 + $355,626

$896,905

2010

$10,560 (+0.7%)

$530,666 + $348,653

$879,319

2009

$10,487 (+1.7%)

$526,700 + $346,048

$872,748

2008

$10,308

$527,952 + $346,871

$874,823

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

Permits

Jan 30, 2010 • Final

Building/residential/al/alteration

Remodel a kitchen and bathroom.

Bathroom

Kitchen

Remodel

Jan 30, 2010 • Final

Building/residential/ad/single family addition

Convert a garage and sunroom into living space.

Addition

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

Interior

Room Information
# of Rooms: 12

Exterior

Property Information
Subdivision Name: ACALANES RHO
Living Sq. Ft: 3,756
Ground Floor Sq. Ft: 2,482
Building Sq. Ft: 3,756
# of Stories: 1
Legal Description: POR RO ACALANES

Lot Information
# of Buildings: 1
Land Sq. Ft: 99,230
Acres: 2.278
County Use Description: SINGLE FAMILY

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 6
Baths: 3.0
Sq. Ft.: 3,756
Stories: 1.0
Lot Size: 2.28 acres
Style: Single Family Residential
Year Built: 1958
Year Renovated: 1970
County: Contra Costa County
APN: 2460100205

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Happy Valley Elementary School

Public K-5 • Assigned • 0.8mi

8/10

M. H. Stanley Middle School

Public 6-8 • Assigned • 2.7mi

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, 16 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

$2.71M – $3.28M

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Home values near 4052 Happy Valley Rd

Data from public records.

Address	Redfin Estimate
4055 Happy Valley Rd, Lafayette, CA 5 Beds \| 4.5 Baths \| 4272 Sq. Ft.	$5,559,813
4080 Happy Valley Rd, Lafayette, CA 5 Beds \| 4.5 Baths \| 4648 Sq. Ft.	$3,438,730

Address	Redfin Estimate
4032 Happy Valley Rd, Lafayette, CA 5 Beds \| 5 Baths \| 4799 Sq. Ft.	$4,734,837
4040 Happy Valley Rd, Lafayette, CA 3 Beds \| 3 Baths \| 2607 Sq. Ft.	$2,404,493

Address	Redfin Estimate
4082 Happy Valley Rd, Lafayette, CA 4 Beds \| 3 Baths \| 3665 Sq. Ft.	$3,270,239
4034 Happy Valley Rd, Lafayette, CA 5 Beds \| 5 Baths \| 3909 Sq. Ft.	$4,905,163

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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 4052 Happy Valley Rd

Tax history for 4052 Happy Valley Rd

Permits

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 4052 Happy Valley Rd

More real estate resources