OFF MARKET

Off Market Jul 2024 for $6.8M

$7,012,738

Est. refi paymentEst. refi $20,128/mo

•

6,089

sq ft

3911 Happy Valley Rd, Lafayette, CA 94549

About this home

Happy Valley meets Modern Farmhouse. Masterfully remodeled estate, expansive 1.5+ acres with 6089 sf, 7 BR, and 6.5 BA. Luxurious view property expertly and completely redesigned into a contemporary work of art. Dramatic gray slate front porch opens to a gracious entry, dining room and beyond, through statement accordion doors and expansive 1161 square feet of Timbertech French white oak decks. Indoor and outdoor living is aligned with backyard views of nature, light, and sky. Backyard includes newly resurfaced paved patios and pathways to flat play and grassy areas, with a fully functioning tennis/pickle ball court with impressive lighting and spectator seating. Bright, airy with stunning 10 ft + high ceilings and a sweeping floorplan where living spaces flow effortlessly. Top-of-the-line interior design and finishes are sure to impress. Showcased are Euro Oak Mannu Collection flooring throughout, walls of Marvin wood windows, solid Trustile wood doors, smooth textured walls, and a sleek metal roof. A Chef’s dream kitchen with every possible amenity, pantry, and two porcelain slab peninsulas and separate island with custom waterfall designs. Separate 726 sf ADU, bonus rooms. Endless list of upscale amenities. Minutes to Happy Valley School and dtn Lafayette. Appointment only

Single-familyProperty Type

1948Year Built

1.53 acresLot Size

$1,152Est. Price/Sq.Ft.

2 car garageParking

Listed by Melanie Snow •DRE #00878893 • Coldwell Banker

Bought with Stephen Austin •DRE #02050547 • Compass

Redfin checked: 3 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #41057785

Redfin Estimate

$7,012,738

$188K since sold in July 2024$14K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 10.1% higher than the average sale price ($6.37M) of 6 comparable homes.

SOLD JUN 1, 2026
$9,600,108
A
6 beds6 baths5,270 sq ft
3958 S Peardale Dr, Lafayette, CA 94549
SOLD SEP 3, 2025
$7,000,000
B
5 beds6.5 baths7,500 sq ft
3828 Happy Valley Rd, Lafayette, CA 94549
SOLD MAY 7, 2026
$9,000,000
C
5 beds6.5 baths6,211 sq ft
4090 Happy Valley Rd, Lafayette, CA 94549
SOLD FEB 17, 2026
$4,900,000
D
6 beds5 baths5,450 sq ft
3957 Rancho Rd, Lafayette, CA 94549
SOLD JUN 4, 2026
$3,450,000
E
6 beds4.5 baths4,354 sq ft
3 Honey Hill Ct, Orinda, CA 94563
SOLD NOV 14, 2025
$4,250,000
F
4 beds4.5 baths4,502 sq ft
1133 Estates Dr, Lafayette, CA 94549

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Earn from this home

Sell

$1,392,569

Est. take-home

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Refinance

Est. cash available

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Rent

$10,108/mo

Redfin rental estimate

List your home for rent

Market trends in 94549, CA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

101.9%

0.2% MoM

Median sale price

$2.0M

$452 MoM

Avg. days on market

18d

0 days MoM

Recently sold homes

15 MoM

New listings for sale

OPEN SUN, 1PM TO 4PM
$825,000
2 beds1.5 baths1,038 sq ft
917 Hough Ave #9, Lafayette, CA 94549
COMING SOON
$2,498,000
5 beds3.5 baths4,350 sq ft
857A Mountain View Dr, Lafayette, CA 94549
OPEN SUN, 12PM TO 4PM
$2,100,000
4 beds2.5 baths2,086 sq ft
829 Reliez Station Rd, Lafayette, CA 94549
OPEN SUN, 1PM TO 4PM
$1,587,000
4 beds3 baths2,392 sq ft
16 Ruth Ct, Lafayette, CA 94549
OPEN SUN, 1PM TO 4PM
$1,925,000
4 beds3 baths2,228 sq ft
859 Mountain View Dr, Lafayette, CA 94549
OPEN SUN, 2PM TO 4PM
$2,495,000
3 beds3 baths2,686 sq ft
1232 Upper Happy Vly, Lafayette, CA 94549
OPEN SUN, 1PM TO 4PM
$2,195,000
3 beds2 baths1,658 sq ft
210 Lafayette Cir #302, Lafayette, CA 94549
OPEN SUN, 1PM TO 4PM
$3,999,000
4 beds3.5 baths4,114 sq ft
3647 Happy Valley Rd, Lafayette, CA 94549
OPEN SUN, 2PM TO 4PM
$2,995,000
4 beds3.5 baths4,076 sq ft
2 Reliez Manor Ct, Lafayette, CA 94549
COMING SOON
$1,699,000
3 beds2 baths1,956 sq ft
3149 Indian Way, Lafayette, CA 94549
See all

Provided by Redfin

Sale history for 3911 Happy Valley Rd

Date

Event

Price

bridgeMLS, Bay East AOR, or Contra Costa AOR #41057785

Jul 12, 2024

Sold

$6,825,000

$1,121/sq ft

Jun 10, 2024

Pending

—

Apr 29, 2024

Listed

$7,350,000

$1,207/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40881819

Oct 11, 2019

Sold

$2,280,000

$374/sq ft

Sep 14, 2019

Pending

—

Sep 11, 2019

Listed

$2,480,000

$407/sq ft

+25

Prime Happy Valley estate ready for your vision! Estate style living in the highly desirable Happy Valley neighborhood. Privately located down a tranquil lane off the prestigious Happy Valley Road, this approx. 4718 sqft living space, 1.5 acre estate is steps from award-winning Happy Valley Elementary and great proximity to downtown Lafayette, shops, BART and Hwy. 24. Wooded views, three en suite bedrooms in the main house, large living/family rooms with walls of glass. Guest house with kitchen, living room, bathroom and bedroom, in addition to a poolside suite with separate entrance. Spectacular grounds with pool, tennis court, and endless possibilities.

bridgeMLS, Bay East AOR, or Contra Costa AOR #40862846

Sep 9, 2019

Listing Removed

—

Jul 31, 2019

Price Changed

Jun 5, 2019

Price Changed

Apr 26, 2019

Listed

bridgeMLS, Bay East AOR, or Contra Costa AOR #40693322

May 15, 2015

Sold

$2,795,000

$459/sq ft

Apr 29, 2015

Pending

—

Apr 20, 2015

Price Changed

$2,795,000

$459/sq ft

Apr 6, 2015

Listed

$2,995,000

$492/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40462098

Jul 9, 2010

Listing Removed

—

Apr 19, 2010

Listed

bridgeMLS, Bay East AOR, or Contra Costa AOR #40097381

Jan 6, 2006

Sold

$2,995,000

$492/sq ft

Oct 15, 2005

Listing Removed

—

Jul 27, 2005

Listed

$3,200,000

$526/sq ft

Public Records

Jul 31, 2001

Sold

$1,990,000

$327/sq ft

Public Records

Jun 27, 1975

Sold

$137,000

$22/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$76,576 (+121.2%)

$4,080,000 + $2,988,500

$7,068,500

2024

$34,616 (+21.6%)

$4,000,000 + $2,825,000

$6,825,000

2023

$28,458 (+0.4%)

$1,393,861 + $1,558,147

$2,952,008

2022

$28,347 (+4.9%)

$1,366,531 + $1,017,792

$2,384,323

2021

$27,022 (−0.5%)

$1,339,737 + $997,836

$2,337,573

2020

$27,159 (−23.0%)

$1,313,468 + $990,152

$2,303,620

2019

$35,288 (+3.7%)

$1,300,000 + $980,000

$2,280,000

2018

$34,039 (+1.7%)

$1,777,694 + $1,233,612

$3,011,306

2017

$33,456 (+1.8%)

$1,708,665 + $1,185,710

$2,894,375

2016

$32,879 (+32.5%)

$1,708,665 + $1,185,710

$2,894,375

2015

$24,812 (−8.1%)

$1,675,162 + $1,162,461

$2,837,623

2014

$26,999 (+6.3%)

$1,160,684 + $1,156,816

$2,317,500

2013

$25,401 (+1.1%)

$1,160,684 + $1,156,816

$2,317,500

2012

$25,114 (+30.1%)

$1,095,826 + $1,092,174

$2,188,000

2011

$19,309 (−44.4%)

$1,095,826 + $1,092,174

$2,188,000

2010

$34,735 (+9.4%)

$1,001,670 + $998,330

$2,000,000

2009

$31,751 (−10.1%)

$1,536,312 + $1,531,188

$3,067,500

2008

$35,303

$1,402,338 + $1,397,662

$2,800,000

Tax history for 3911 Happy Valley Rd

Year

Property tax

Land + Additions

Assessment*

2025

$76,576 (+121.2%)

$4,080,000 + $2,988,500

$7,068,500

2024

$34,616 (+21.6%)

$4,000,000 + $2,825,000

$6,825,000

2023

$28,458 (+0.4%)

$1,393,861 + $1,558,147

$2,952,008

2022

$28,347 (+4.9%)

$1,366,531 + $1,017,792

$2,384,323

2021

$27,022 (−0.5%)

$1,339,737 + $997,836

$2,337,573

2020

$27,159 (−23.0%)

$1,313,468 + $990,152

$2,303,620

2019

$35,288 (+3.7%)

$1,300,000 + $980,000

$2,280,000

2018

$34,039 (+1.7%)

$1,777,694 + $1,233,612

$3,011,306

2017

$33,456 (+1.8%)

$1,708,665 + $1,185,710

$2,894,375

2016

$32,879 (+32.5%)

$1,708,665 + $1,185,710

$2,894,375

2015

$24,812 (−8.1%)

$1,675,162 + $1,162,461

$2,837,623

2014

$26,999 (+6.3%)

$1,160,684 + $1,156,816

$2,317,500

2013

$25,401 (+1.1%)

$1,160,684 + $1,156,816

$2,317,500

2012

$25,114 (+30.1%)

$1,095,826 + $1,092,174

$2,188,000

2011

$19,309 (−44.4%)

$1,095,826 + $1,092,174

$2,188,000

2010

$34,735 (+9.4%)

$1,001,670 + $998,330

$2,000,000

2009

$31,751 (−10.1%)

$1,536,312 + $1,531,188

$3,067,500

2008

$35,303

$1,402,338 + $1,397,662

$2,800,000

*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

1.53 Acres

Year renovated

2010

Sq. Ft.

5,075

Year built

1948

Style

Single Family Residential

County

Contra Costa County

APN

2461300010

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2026.

Oct 30, 2025 • Active

Building - residential solar photovoltaic

Install solar panels and batteries on a residential building.

Battery

Electrical

Solar

May 16, 2025 • Active

Building/residential/p/pool

Install a new pool and spa with an automatic cover.

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: 2
Covered Spaces: 2
Parking Features: Detached, Garage, Parking Spaces, Space Per Unit - 1, Space Per Unit - 2, Garage Faces Side, Garage Door Opener

Interior

Virtual Tour

Bathroom Information
# of Bathrooms Total: 7
# of Bathrooms Full: 6
# of Bathrooms Partial: 1
ADU Baths Full: 1

Interior Features
Interior Features: Au Pair, Bonus/Plus Room, Dining Area, Family Room, In-Law Floorplan, Kitchen/Family Combo, Utility Room, Stone Counters, Kitchen Island, Pantry, Updated Kitchen
Appliances: Dishwasher, Double Oven, Disposal, Free-Standing Range, Refrigerator, Gas Water Heater
Laundry Features: 220 Volt Outlet, Hookups Only, Laundry Room
Street Level Features: 5 Bedrooms, 0.5 Bath, 4 Baths, Primary Bedrm Suite - 1
Window Features: Double Pane Windows
Fireplaces Total: 2
Has Fireplace
Flooring: Tile, Engineered Wood

Room Information
Kitchen Features: 220 Volt Outlet,Counter - Stone,Dishwasher,Double Oven,Garbage Disposal,Island,Pantry,Range/Oven Free Standing,Refrigerator,Updated Kitchen
ADU Has Kitchen
Rooms Total: 15
Fireplace Features: Family Room, Living Room

Exterior

Building Information
Construction Materials: Wood Siding
Building Area Total: 6,089

Exterior Features
Patio And Porch Features: Deck, Patio, Front Porch
Exterior Features: Back Yard, Sprinklers Automatic, Sprinklers Back, Garden, Landscape Back, Landscape Front
Door Features: Mirrored Closet Door(s)
Fencing: Fenced

Property Information
Living Area: 6089
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1948
Has ADU

Lot Information
Other Structures: Guest House
Lot Size Square Feet: 66647
Lot Size Area: 1.53
Lot Size Units: Acres
Lot Size Acres: 1.53
Lot Features: Sloped Down, Level, Premium Lot, Landscape Front, Paved, Landscape Back

Utilities

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

Heating & Cooling
Has Heating
Heating: Natural Gas, Fireplace(s)
Cooling: Zoned

Location

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

Public facts

Beds: 4
Baths: 4.0
Sq. Ft.: 5,075
Stories: 1.0
Lot Size: 1.53 acres
Style: Single Family Residential
Year Built: 1948
Year Renovated: 2010
County: Contra Costa County
APN: 2461300010

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Happy Valley Elementary School

Public K-5 • Assigned • 0.2mi

8/10

M. H. Stanley Middle School

Public 6-8 • Assigned • 2.1mi

8/10

Acalanes High School

Public 9-12 • Assigned • 2.7mi

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

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

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

$6.66M – $8.07M

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Home values near 3911 Happy Valley Rd

Data from public records.

Address	Redfin Estimate
3915 Happy Valley Rd, Lafayette, CA 6 Beds \| 6.5 Baths \| 6940 Sq. Ft.	$9,697,281
3921 Happy Valley Rd, Lafayette, CA 4 Beds \| 3.5 Baths \| 4583 Sq. Ft.	$3,493,306

Address	Redfin Estimate
3905 Happy Valley Rd, Lafayette, CA 6 Beds \| 6 Baths \| 4578 Sq. Ft.	$4,890,896
3901 Happy Valley Rd, Lafayette, CA 6 Beds \| 4 Baths \| 6585 Sq. Ft.	$3,760,862

Address	Redfin Estimate
3917 Happy Valley Rd, Lafayette, CA 5 Beds \| 3 Baths \| 3866 Sq. Ft.	$3,439,938
3909 Happy Valley Rd, Lafayette, CA 4 Beds \| 4 Baths \| 3681 Sq. Ft.	$3,527,601

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2024. 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 3911 Happy Valley Rd

Tax history for 3911 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 3911 Happy Valley Rd

More real estate resources