Google street view image for 3629 Happy Valley Rd, Lafayette, CA 94549

Off Market Nov 1989 for $320K

$1,372,299

Est. refi paymentEst. refi $1,860/mo

•

2 ba

•

2,153

sq ft

3629 Happy Valley Rd, Lafayette, CA 94549

About this home

3629 Happy Valley Rd is a 2,153 square foot multi-family home on a 0.26 acre lot with 3 bedrooms and 2 bathrooms. - it last sold on November 08, 1989 for $320,000. Based on Redfin's Lafayette data, we estimate the home's value is $1,372,299.

Multi-familyProperty Type

1956Year Built

0.26 acresLot Size

$637Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,372,299

$1.1M since sold in November 1989$31K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 28.7% lower than the average sale price ($1.92M) of 6 comparable homes.

SOLD JUN 12, 2026
$2,468,000
A
4 beds2.5 baths2,030 sq ft
1126 Hidalgo Ct, Lafayette, CA 94549
SOLD FEB 27, 2026
$1,425,000
B
3 beds2 baths1,540 sq ft
1085 Oak Hill Road #D, Lafayette, CA 94549
SOLD MAY 28, 2026
$1,866,042
C
3 beds2 baths1,693 sq ft
850 Paradise Ct, Lafayette, CA 94549
SOLD JUL 28, 2026
$1,575,000
D
4 beds3 baths1,882 sq ft
996 Hawthorne Dr, Lafayette, CA 94549
SOLD SEP 3, 2025
$1,775,000
E
3 beds2.5 baths1,833 sq ft
1100 Hillcrest Dr, Lafayette, CA 94549
SOLD NOV 10, 2025
$2,440,000
F
3 beds2 baths1,929 sq ft
24 Brookdale Ct, Lafayette, CA 94549

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Earn from this home

Sell

$1,299,253

Est. take-home

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Est. cash available

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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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809 Mountain View Dr, Lafayette, CA 94549
OPEN SAT, 12PM TO 2PM
$1,695,000
6 beds2 baths1,890 sq ft
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OPEN SAT, 1PM TO 4PM
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See all

Provided by Redfin

Sale history for 3629 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,684 (+1.1%)

$722,403 + $219,025

$941,428

2024

$12,548 (+1.9%)

$708,239 + $214,731

$922,970

2023

$12,311 (+0.9%)

$694,352 + $210,521

$904,873

2022

$12,201 (+3.0%)

$680,738 + $206,394

$887,132

2021

$11,841 (+0.5%)

$667,391 + $202,348

$869,739

2020

$11,780 (+3.4%)

$654,305 + $198,381

$852,686

2019

$11,388 (+3.5%)

$647,596 + $196,347

$843,943

2018

$11,007 (+2.0%)

$634,899 + $192,498

$827,397

2017

$10,794 (+2.2%)

$610,246 + $185,024

$795,270

2016

$10,566 (+2.8%)

$610,246 + $185,024

$795,270

2015

$10,275 (+1.1%)

$598,281 + $181,397

$779,678

2014

$10,161 (+1.6%)

$577,752 + $175,174

$752,926

2013

$10,005 (+3.3%)

$577,752 + $175,174

$752,926

2012

$9,682 (+1.9%)

$575,141 + $174,383

$749,524

2011

$9,505 (+3.2%)

$563,864 + $170,964

$734,828

2010

$9,212 (+0.9%)

$552,808 + $167,612

$720,420

2009

$9,131 (+1.7%)

$548,677 + $166,360

$715,037

2008

$8,982

$549,981 + $166,756

$716,737

Tax history for 3629 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$12,684 (+1.1%)

$722,403 + $219,025

$941,428

2024

$12,548 (+1.9%)

$708,239 + $214,731

$922,970

2023

$12,311 (+0.9%)

$694,352 + $210,521

$904,873

2022

$12,201 (+3.0%)

$680,738 + $206,394

$887,132

2021

$11,841 (+0.5%)

$667,391 + $202,348

$869,739

2020

$11,780 (+3.4%)

$654,305 + $198,381

$852,686

2019

$11,388 (+3.5%)

$647,596 + $196,347

$843,943

2018

$11,007 (+2.0%)

$634,899 + $192,498

$827,397

2017

$10,794 (+2.2%)

$610,246 + $185,024

$795,270

2016

$10,566 (+2.8%)

$610,246 + $185,024

$795,270

2015

$10,275 (+1.1%)

$598,281 + $181,397

$779,678

2014

$10,161 (+1.6%)

$577,752 + $175,174

$752,926

2013

$10,005 (+3.3%)

$577,752 + $175,174

$752,926

2012

$9,682 (+1.9%)

$575,141 + $174,383

$749,524

2011

$9,505 (+3.2%)

$563,864 + $170,964

$734,828

2010

$9,212 (+0.9%)

$552,808 + $167,612

$720,420

2009

$9,131 (+1.7%)

$548,677 + $166,360

$715,037

2008

$8,982

$549,981 + $166,756

$716,737

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

Zoning and permits

Zoning
Permits

D-1

Two Family Residential District

The purpose of this article is to provide a two-family residential district, and regulations therefor, in areas close to the central area and major transportation services; to enhance the semirural residential character of the city; to ensure attractive and compatible architectural treatment of structures; and to encourage quality development consistent with the goals and policies and other provisions of the general plan.

Permitted uses

Include but are not limited to:

Housing-Single unit
Housing-Multiple units

Property details

Interior

Room Information
# of Rooms: 8

Exterior

Property Information
Subdivision Name: LAFAYETTE TERRACE EXT
Living Sq. Ft: 2,153
Ground Floor Sq. Ft: 2,153
Building Sq. Ft: 2,153
# of Stories: 1
Legal Description: LAF TERR EXT POR LOT 4

Parking & Garage Information
Garage/Parking Sq. Ft: 754

Lot Information
# of Buildings: 1
Land Sq. Ft: 11,520
Legal Lot Number: 4
Acres: 0.2645
County Use Description: DUPLEX

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 2,153
Stories: 1.0
Lot Size: 0.26 acres
Style: Multi-Family (2-4 Unit)
Year Built: 1956
Year Renovated: 1956
County: Contra Costa County
APN: 2441220130

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Happy Valley Elementary School

Public K-5 • Assigned • 1.1mi

8/10

M. H. Stanley Middle School

Public 6-8 • Assigned • 0.9mi

8/10

Acalanes High School

Public 9-12 • Assigned • 1.8mi

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

3/10 Fire Factor

0.77% chance of being in a wildfire in next 30 years

3/10 Heat Factor

8 days above 93° expected this year, 17 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

$1.30M – $1.58M

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NEW 4 HRS AGO

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OPEN SAT, 2PM TO 4PM

$1,495,000

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37 Chapel Dr, Lafayette, CA 94549

OPEN SAT, 1PM TO 4PM

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20 Northridge Ln, Lafayette, CA 94549

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NEW 28 HRS AGO

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Tom Linthicum RE Company

COMING SOON

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5 beds3.5 baths3,500 sq ft

809 Mountain View Dr, Lafayette, CA 94549

OPEN SAT, 12PM TO 2PM

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Home values near 3629 Happy Valley Rd

Data from public records.

Address	Redfin Estimate
3644 Happy Valley Road #A, Lafayette, CA 4 Beds \| 3.5 Baths \| 3481 Sq. Ft.	$3,539,736
3635 Happy Valley Lane, Lafayette, CA 3 Beds \| 2 Baths \| 1699 Sq. Ft.	$1,437,658

Address	Redfin Estimate
3644 Happy Valley Road #B, Lafayette, CA 4 Beds \| 4 Baths \| 2720 Sq. Ft.	$2,159,010
3629 Happy Valley Lane, Lafayette, CA 3 Beds \| 2 Baths \| 1645 Sq. Ft.	$1,808,152

Address	Redfin Estimate
956 Happy Valley Court, Lafayette, CA 5 Beds \| 3 Baths \| 2478 Sq. Ft.	$1,755,033
3618 Happy Valley Lane, Lafayette, CA 3 Beds \| 3 Baths \| 1784 Sq. Ft.	$1,376,022

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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 3629 Happy Valley Rd

Tax history for 3629 Happy Valley Rd

Zoning and 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 3629 Happy Valley Rd

More real estate resources