bridgeMLS, Bay East AOR, or Contra Costa AOR #40070180
Apr 28, 2005
Sold
$670,000
$314/sq ft
Apr 5, 2005
Listing Removed
—
Mar 29, 2005
Listed
*
Public Records
Nov 15, 2002
Sold
$439,000
$205/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #11156736
Sep 30, 2002
Listing Removed
—
Public Records
Feb 26, 1987
Sold
$150,000
$70/sq ft
Public Records
Sep 29, 1981
Sold
$70,500
$33/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$11,687 (+2.0%)
$285,751 + $666,753
$952,504
2024
$11,458 (+1.4%)
$280,149 + $653,682
$933,831
2023
$11,297 (+1.4%)
$274,658 + $640,869
$915,527
2022
$11,143 (+2.0%)
$263,995 + $615,989
$879,984
2021
$10,924 (+2.9%)
$263,995 + $615,989
$879,984
2020
$10,614 (−0.5%)
$258,819 + $603,912
$862,731
2019
$10,666 (+2.1%)
$256,166 + $597,721
$853,887
2018
$10,449 (+2.6%)
$251,145 + $586,006
$837,151
2017
$10,189 (+3.7%)
$241,396 + $563,259
$804,655
2016
$9,826 (+13.0%)
$241,396 + $563,259
$804,655
2015
$8,698 (+15.0%)
$236,665 + $552,219
$788,884
2014
$7,561 (+24.7%)
$187,800 + $438,200
$626,000
2013
$6,061 (+11.7%)
$187,800 + $438,200
$626,000
2012
$5,428 (−12.0%)
$145,500 + $339,500
$485,000
2011
$6,171 (+11.2%)
$129,000 + $301,000
$430,000
2010
$5,550 (−14.3%)
$147,900 + $345,100
$493,000
2009
$6,478 (−16.6%)
$132,000 + $308,000
$440,000
2008
$7,767
$157,500 + $367,500
$525,000
Tax history for 1234 Onyx Rd
Year
Property tax
Land + Additions
Assessment*
2025
$11,687 (+2.0%)
$285,751 + $666,753
$952,504
2024
$11,458 (+1.4%)
$280,149 + $653,682
$933,831
2023
$11,297 (+1.4%)
$274,658 + $640,869
$915,527
2022
$11,143 (+2.0%)
$263,995 + $615,989
$879,984
2021
$10,924 (+2.9%)
$263,995 + $615,989
$879,984
2020
$10,614 (−0.5%)
$258,819 + $603,912
$862,731
2019
$10,666 (+2.1%)
$256,166 + $597,721
$853,887
2018
$10,449 (+2.6%)
$251,145 + $586,006
$837,151
2017
$10,189 (+3.7%)
$241,396 + $563,259
$804,655
2016
$9,826 (+13.0%)
$241,396 + $563,259
$804,655
2015
$8,698 (+15.0%)
$236,665 + $552,219
$788,884
2014
$7,561 (+24.7%)
$187,800 + $438,200
$626,000
2013
$6,061 (+11.7%)
$187,800 + $438,200
$626,000
2012
$5,428 (−12.0%)
$145,500 + $339,500
$485,000
2011
$6,171 (+11.2%)
$129,000 + $301,000
$430,000
2010
$5,550 (−14.3%)
$147,900 + $345,100
$493,000
2009
$6,478 (−16.6%)
$132,000 + $308,000
$440,000
2008
$7,767
$157,500 + $367,500
$525,000
*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
4
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
7,500 Sq. Ft.
Year renovated
1989
Sq. Ft.
2,137
Year built
1971
Style
Single Family Residential
County
Alameda County
APN
099 033100200
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 16, 2026.
May 25, 2021 • Final
Dwelling
Remodel a kitchen by removing a non-bearing wall and installing new cabinets, counters, appliances, and lighting. Replace a garage electrical sub-panel and remodel a bathroom by replacing fixtures and adding lighting. Extend a gas line to install a new fireplace insert.
Bathroom
Electrical
Gas
Kitchen
Remodel
Nov 16, 2018 • Final
Mechanical
Replace the furnace, air conditioning unit, and coil. Install refrigerant locking caps as required.
HVAC
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
Has Attached Garage
Garage Spaces: 2
Covered Spaces: 2
Parking Features: Int Access From Garage, RV/Boat Parking, Side Yard Access, Garage Door Opener
Interior
Virtual Tour
Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 2
Other Bathrooms Included Features: Shower Over Tub, Tile
Primary Bathroom Included Features: Solid Surface, Stall Shower, Updated Baths
Room Type: Dining Area, Family Room, Formal Dining Room
Fireplace Features: Brick, Living Room
Exterior
Building Information
Construction Materials: Stucco
Building Area Total: 2,137
Foundation Details: Raised, Slab
Exterior Features
Patio And Porch Features: Patio
Exterior Features: Back Yard, Dog Run, Side Yard, Sprinklers Front
Roof: Shingle
Mobile Home Information
Model: Tempo 5 expand
Pool Information
Has Spa
Property Information
Living Area: 2137
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1971
Lot Information
Lot Size Square Feet: 7500
Lot Size Area: 0.17
Lot Size Units: Acres
Lot Size Acres: 0.17
Lot Features: Level
Zoning: 1001
Utilities
Heating & Cooling
Has Heating
Heating: Forced Air
Cooling: Ceiling Fan(s)
Location
School Information
High School District: Livermore Valley (925) 606-3200
Public facts
Beds: 4
Baths: 2.0
Sq. Ft.: 2,137
Stories: 1.0
Lot Size: 7,500 square feet
Style: Single Family Residential
Year Built: 1971
Year Renovated: 1989
County: Alameda County
APN: 099 033100200
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
K - 12
Preschool & daycare
Emma C. Smith Elementary School
Public K-5 • Assigned • 0.1mi
10/10
William Mendenhall Middle School
Public 6-8 • Assigned • 0.4mi
7/10
Granada High School
Public 9-12 • Assigned • 0.8mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Livermore’s housing market is cooling, with median sale prices down 9.2% year over year to $1.015 million. Buyers may find more negotiating opportunities as inventory rises, while sellers should price competitively and prepare their homes well to...
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2005. This data may not match public records. Learn more.