Nestled on Hills, 1 acre of privacy, sweeping views, spacious detached studio approx. 640 sq. ft. with bath. Prime H.V. location. Loft in main house could be an additional room. Short distance to H.V. Elementary. Tranquility lovers this is your dream home!
Single-familyProperty Type
1959Year Built
1 acresLot Size
$1,173Est. Price/Sq.Ft.
Listed by Ana Zimmank•DRE #00469962• Coldwell Banker
Bought with Laura Abrams•DRE #01272382• Coldwell Banker
bridgeMLS, Bay East AOR, or Contra Costa AOR #40591921
Nov 2, 2012
Sold
$850,000
$587/sq ft
Oct 18, 2012
Pending
—
Oct 5, 2012
Listed
$829,000
$573/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40337856
Aug 7, 2008
Listing Removed
—
Apr 22, 2008
Listed
*
bridgeMLS, Bay East AOR, or Contra Costa AOR #40027621
Sep 17, 2004
Sold
$1,025,000
$708/sq ft
Aug 4, 2004
Listing Removed
—
Jul 13, 2004
Listed
$995,000
$687/sq ft
Nestled on hills on 1ac site tranquil setting sweeping pano vws beaut updated - stunning LR fml DR 2 br incl mstr + loft in main house - spacious detached studio provides addit work/living space - plumbed for kitch & bath -prime Happy Valley/oc. Seller says sf is 1440 not incl loft, studio is 640
bridgeMLS, Bay East AOR, or Contra Costa AOR #40019938
Jul 13, 2004
Listing Removed
—
Year
Property tax
Land + Additions
Assessment*
2025
$12,700 (+1.0%)
$879,233 + $188,401
$1,067,634
2024
$12,574 (+1.7%)
$861,994 + $184,707
$1,046,701
2023
$12,365 (+1.6%)
$845,093 + $181,086
$1,026,179
2022
$12,172 (+2.9%)
$828,523 + $177,536
$1,006,059
2021
$11,832 (−0.6%)
$812,278 + $174,055
$986,333
2020
$11,900 (+4.2%)
$796,351 + $170,643
$966,994
2019
$11,417 (+3.5%)
$788,186 + $168,894
$957,080
2018
$11,027 (+1.5%)
$772,732 + $165,583
$938,315
2017
$10,866 (+1.8%)
$742,727 + $159,154
$901,881
2016
$10,671 (+2.6%)
$742,727 + $159,154
$901,881
2015
$10,398 (+0.7%)
$728,164 + $156,034
$884,198
2014
$10,324 (+0.2%)
$703,178 + $150,681
$853,859
2013
$10,303 (+6.6%)
$703,178 + $150,681
$853,859
2012
$9,668 (+13.5%)
$700,000 + $150,000
$850,000
2011
$8,520 (−20.1%)
$631,026 + $177,474
$808,500
2010
$10,665 (−7.7%)
$546,343 + $153,657
$700,000
2009
$11,559 (−7.8%)
$710,636 + $199,864
$910,500
2008
$12,543
$865,945 + $243,546
$1,109,491
Tax history for 3812 Happy Valley Road B
Year
Property tax
Land + Additions
Assessment*
2025
$12,700 (+1.0%)
$879,233 + $188,401
$1,067,634
2024
$12,574 (+1.7%)
$861,994 + $184,707
$1,046,701
2023
$12,365 (+1.6%)
$845,093 + $181,086
$1,026,179
2022
$12,172 (+2.9%)
$828,523 + $177,536
$1,006,059
2021
$11,832 (−0.6%)
$812,278 + $174,055
$986,333
2020
$11,900 (+4.2%)
$796,351 + $170,643
$966,994
2019
$11,417 (+3.5%)
$788,186 + $168,894
$957,080
2018
$11,027 (+1.5%)
$772,732 + $165,583
$938,315
2017
$10,866 (+1.8%)
$742,727 + $159,154
$901,881
2016
$10,671 (+2.6%)
$742,727 + $159,154
$901,881
2015
$10,398 (+0.7%)
$728,164 + $156,034
$884,198
2014
$10,324 (+0.2%)
$703,178 + $150,681
$853,859
2013
$10,303 (+6.6%)
$703,178 + $150,681
$853,859
2012
$9,668 (+13.5%)
$700,000 + $150,000
$850,000
2011
$8,520 (−20.1%)
$631,026 + $177,474
$808,500
2010
$10,665 (−7.7%)
$546,343 + $153,657
$700,000
2009
$11,559 (−7.8%)
$710,636 + $199,864
$910,500
2008
$12,543
$865,945 + $243,546
$1,109,491
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Beds
2
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
1 Acre
Year renovated
1999
Sq. Ft.
1,448
Year built
1959
Style
Single Family Residential
County
Contra Costa County
APN
2460900026
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.
Property details
Parking
Parking Information
Parking Features: Parking Lot
Interior
Bathroom Information
# of Bathrooms Total: 3
# of Bathrooms Full: 2
# of Bathrooms Partial: 1
Other Bathrooms Included Features: Shower Over Tub, Tile, Tub
Primary Bathroom Included Features: Skylight, Stall Shower, Tile
Interior Features
Interior Features: Studio, Au Pair, Study, Tile Counters
Appliances: Dishwasher, Disposal, Gas Range, Oven, Refrigerator, Washer, Gas Water Heater
Accessibility Features: Accessible Full Bath, Accessible Kitchen
Laundry Features: 220 Volt Outlet, Dryer, Laundry Closet, Washer
Upper Level Features: Loft
Street Level Features: 2 Bedrooms, 2 Baths, Primary Bedrm Suite - 1, Laundry Facility, No Steps to Entry, Main Entry
Window Features: Window Coverings
Has Fireplace
Flooring: Concrete, Tile
Room Information
Kitchen Features: 220 Volt Outlet,Counter - Tile,Dishwasher,Garbage Disposal,Gas Range/Cooktop,Oven Built-in,Refrigerator,Other
Rooms Total: 5
Fireplace Features: Free Standing, Living Room, Wood Burning
Exterior
Building Information
Construction Materials: Wood Shingles
Building Area Total: 1,448
Foundation Details: Slab
Exterior Features
Patio And Porch Features: Deck, Patio
Exterior Features: Sprinklers Automatic, Storage
Roof: Shingle
Property Information
Living Area: 1448
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1959
Lot Information
Other Structures: Shed(s)
Lot Size Square Feet: 43560
Lot Size Area: 1
Lot Size Units: Acres
Lot Size Acres: 1
Lot Features: Sloped Down, Irregular Lot, Secluded, Sloped Up
Zoning: R40
Utilities
Utility Information
Water Source: Public
Electric: 220 Volts in Kitchen
Sewer: Septic Tank
Heating & Cooling
Has Heating
Heating: Forced Air, Natural Gas
Cooling: Central Air
Location
Homeowners Association Information
Pets Allowed: Yes
School Information
High School District: Acalanes (925) 280-3900
Public facts
Beds: 2
Baths: 2.0
Sq. Ft.: 1,448
Stories: 1.0
Lot Size: 1 acres
Style: Single Family Residential
Year Built: 1959
Year Renovated: 1999
County: Contra Costa County
APN: 2460900026
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Happy Valley Elementary School
Public K-5 • Assigned • 0.3mi
8/10
M. H. Stanley Middle School
Public 6-8 • Assigned • 1.9mi
8/10
Acalanes High School
Public 9-12 • Assigned • 2.2mi
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
2% chance of being in a wildfire in next 30 years
3/10 Heat Factor
7 days above 95° 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)
60
43
62
46
70
50
68
49
75
52
78
54
79
55
87
58
84
59
77
56
63
48
57
45
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
$1.61M – $1.95M
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Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2012. This data may not match public records. Learn more.