Google satellite image for 3672 Happy Valley Rd, Lafayette, CA 94549

Off Market Sep 1991 for $770K

$2,433,920

Est. refi paymentEst. refi $5,031/mo

•

3 ba

•

2,593

sq ft

3672 Happy Valley Rd, Lafayette, CA 94549

About this home

3672 Happy Valley Rd is a 2,593 square foot house on a 0.84 acre lot with 4 bedrooms and 3 bathrooms. - it last sold on September 20, 1991 for $770,000. Based on Redfin's Lafayette data, we estimate the home's value is $2,433,920.

Single-familyProperty Type

1964Year Built

0.84 acresLot Size

$939Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$2,433,920

$1.7M since sold in September 1991$193K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 10.8% lower than the average sale price ($2.73M) of 6 comparable homes.

SOLD JUN 17, 2026
$2,365,000
A
4 beds3 baths2,531 sq ft
1119 Oak Hill Rd, Lafayette, CA 94549
SOLD AUG 20, 2026
$2,000,000
B
4 beds2.5 baths2,931 sq ft
1066 Via Baja, Lafayette, CA 94549
SOLD JUN 12, 2026
$2,810,000
C
4 beds3.5 baths2,442 sq ft
1125 Glen Rd, Lafayette, CA 94549
SOLD MAY 15, 2026
$2,450,000
D
4 beds2 baths2,686 sq ft
3958 Los Arabis Dr, Lafayette, CA 94549
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

$2,305,139

Est. take-home

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Refinance

Est. cash available

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Rent

$8,034/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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OPEN SAT, 12PM TO 2PM
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See all

Provided by Redfin

Sale history for 3672 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$16,946 (+1.7%)

$721,427 + $667,319

$1,388,746

2024

$16,659 (+1.8%)

$707,282 + $654,235

$1,361,517

2023

$16,368 (+1.6%)

$693,414 + $641,407

$1,334,821

2022

$16,118 (+3.5%)

$679,818 + $628,831

$1,308,649

2021

$15,577 (−0.2%)

$666,489 + $616,501

$1,282,990

2020

$15,610 (+2.9%)

$653,421 + $604,413

$1,257,834

2019

$15,173 (+3.6%)

$646,721 + $598,216

$1,244,937

2018

$14,639 (+1.7%)

$634,041 + $586,487

$1,220,528

2017

$14,389 (+1.9%)

$609,421 + $563,714

$1,173,135

2016

$14,118 (+2.8%)

$609,421 + $563,714

$1,173,135

2015

$13,735 (+0.9%)

$597,472 + $552,661

$1,150,133

2014

$13,612 (+1.2%)

$576,971 + $533,697

$1,110,668

2013

$13,452 (+3.1%)

$576,971 + $533,697

$1,110,668

2012

$13,049 (+1.5%)

$574,364 + $531,285

$1,105,649

2011

$12,850 (+2.3%)

$563,102 + $520,868

$1,083,970

2010

$12,565 (+0.5%)

$552,061 + $510,655

$1,062,716

2009

$12,502 (+1.7%)

$547,936 + $506,839

$1,054,775

2008

$12,288

$549,238 + $508,044

$1,057,282

Tax history for 3672 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$16,946 (+1.7%)

$721,427 + $667,319

$1,388,746

2024

$16,659 (+1.8%)

$707,282 + $654,235

$1,361,517

2023

$16,368 (+1.6%)

$693,414 + $641,407

$1,334,821

2022

$16,118 (+3.5%)

$679,818 + $628,831

$1,308,649

2021

$15,577 (−0.2%)

$666,489 + $616,501

$1,282,990

2020

$15,610 (+2.9%)

$653,421 + $604,413

$1,257,834

2019

$15,173 (+3.6%)

$646,721 + $598,216

$1,244,937

2018

$14,639 (+1.7%)

$634,041 + $586,487

$1,220,528

2017

$14,389 (+1.9%)

$609,421 + $563,714

$1,173,135

2016

$14,118 (+2.8%)

$609,421 + $563,714

$1,173,135

2015

$13,735 (+0.9%)

$597,472 + $552,661

$1,150,133

2014

$13,612 (+1.2%)

$576,971 + $533,697

$1,110,668

2013

$13,452 (+3.1%)

$576,971 + $533,697

$1,110,668

2012

$13,049 (+1.5%)

$574,364 + $531,285

$1,105,649

2011

$12,850 (+2.3%)

$563,102 + $520,868

$1,083,970

2010

$12,565 (+0.5%)

$552,061 + $510,655

$1,062,716

2009

$12,502 (+1.7%)

$547,936 + $506,839

$1,054,775

2008

$12,288

$549,238 + $508,044

$1,057,282

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

Permits

Mar 28, 2014 • Final

Building - residential solar photovoltaic

Install flush-to-roof mounted solar panels on the south elevation of a residential building.

Electrical

Solar

Aug 1, 2011 • Final

Building/residential/al/alteration

Perform a kitchen remodel.

Kitchen

Remodel

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

Heating & Cooling
Air Conditioning Type: Central
Heating Fuel Type: Gas
Heating Type: Forced Air

Fireplace Information
# of Fireplaces: 2
Has Fireplace

Room Information
# of Rooms: 10

Exterior

Exterior Information
Physical Condition: Average
Foundation Type: Raised W/Crawlspace
Building Style Type: Ranch
Building Construction Quality: Average
Exterior Wall: Brick/Stone

Pool Information
Has Pool

Property Information
Subdivision Name: ACALANES RHO
Living Sq. Ft: 2,593
Ground Floor Sq. Ft: 2,593
Building Sq. Ft: 2,593
# of Stories: 1
Legal Description: POR RO ACALANES

Parking & Garage Information
# of Parking Spaces: 2
Parking Type: Garage/Carport
Garage/Parking Sq. Ft: 800

Lot Information
# of Buildings: 1
Land Sq. Ft: 36,590
Acres: 0.84
County Use Description: SINGLE FAMILY

Utility Information
Sewer Type: Public
Water Service Type: Public

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,593
Stories: 1.0
Lot Size: 0.84 acres
Style: Single Family Residential
Year Built: 1964
Year Renovated: 1974
County: Contra Costa County
APN: 2441600133

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Happy Valley Elementary School

Public K-5 • Assigned • 0.9mi

8/10

M. H. Stanley Middle School

Public 6-8 • Assigned • 1.1mi

8/10

Acalanes High School

Public 9-12 • Assigned • 1.7mi

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

0.93% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 93° 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

15 unhealthy days expected this year, 16 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

$2.31M – $2.80M

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New listings for sale in 94549

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NEW 28 HRS AGO

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COMING SOON

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OPEN SAT, 12PM TO 2PM

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946 Hough Ave, Lafayette, CA 94549

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Home values near 3672 Happy Valley Rd

Data from public records.

Address	Redfin Estimate
3671 Happy Valley Rd, Lafayette, CA 5 Beds \| 4 Baths \| 3560 Sq. Ft.	$3,181,080
3667 Happy Valley Rd, Lafayette, CA 4 Beds \| 4 Baths \| 2515 Sq. Ft.	$2,556,362

Address	Redfin Estimate
3682 Happy Valley Rd, Lafayette, CA 4 Beds \| 3.5 Baths \| 3317 Sq. Ft.	$3,608,480
3675 Happy Valley Rd, Lafayette, CA 4 Beds \| 5 Baths \| 4139 Sq. Ft.	$4,944,549

Address	Redfin Estimate
3670 Happy Valley Rd, Lafayette, CA 3 Beds \| 3 Baths \| 2713 Sq. Ft.	$3,364,502
3666 Happy Valley Rd, Lafayette, CA 6 Beds \| 7.5 Baths \| 6890 Sq. Ft.	$6,072,906

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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 3672 Happy Valley Rd

Tax history for 3672 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 3672 Happy Valley Rd

More real estate resources