830 Keystone Way is a 1,665 square foot house on a 6,000 square foot lot with 3 bedrooms and 2 bathrooms. - it last sold on September 14, 2004 for $515,000. Based on Redfin's Livermore data, we estimate the home's value is $1,002,270.
Single-familyProperty Type
1965Year Built
6,000 sq ftLot Size
$602Est. Price/Sq.Ft.
2 car garageParking
Source:Public Records
Redfin Estimate
$1,002,270
$487K since sold in September 2004$11K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 10.8% lower than the average sale price ($1.12M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40031905
Aug 10, 2004
Listing Removed
—
Year
Property tax
Land + Additions
Assessment*
2025
$9,240 (+2.1%)
$219,644 + $512,504
$732,148
2024
$9,055 (+1.5%)
$215,339 + $502,457
$717,796
2023
$8,920 (+1.5%)
$211,118 + $492,608
$703,726
2022
$8,792 (+2.1%)
$202,921 + $473,484
$676,405
2021
$8,614 (+3.0%)
$202,921 + $473,484
$676,405
2020
$8,365 (−0.4%)
$198,943 + $464,201
$663,144
2019
$8,400 (+2.2%)
$196,904 + $459,442
$656,346
2018
$8,223 (+2.6%)
$193,044 + $450,437
$643,481
2017
$8,013 (+3.8%)
$185,551 + $432,953
$618,504
2016
$7,719 (+6.6%)
$185,551 + $432,953
$618,504
2015
$7,242 (+6.0%)
$181,914 + $424,467
$606,381
2014
$6,834 (+20.5%)
$168,000 + $392,000
$560,000
2013
$5,671 (+11.3%)
$168,000 + $392,000
$560,000
2012
$5,095 (−3.6%)
$135,000 + $315,000
$450,000
2011
$5,287 (+0.5%)
$120,000 + $280,000
$400,000
2010
$5,261 (+1.2%)
$124,200 + $289,800
$414,000
2009
$5,198 (−22.2%)
$124,200 + $289,800
$414,000
2008
$6,678
$123,000 + $287,000
$410,000
Tax history for 830 Keystone Way
Year
Property tax
Land + Additions
Assessment*
2025
$9,240 (+2.1%)
$219,644 + $512,504
$732,148
2024
$9,055 (+1.5%)
$215,339 + $502,457
$717,796
2023
$8,920 (+1.5%)
$211,118 + $492,608
$703,726
2022
$8,792 (+2.1%)
$202,921 + $473,484
$676,405
2021
$8,614 (+3.0%)
$202,921 + $473,484
$676,405
2020
$8,365 (−0.4%)
$198,943 + $464,201
$663,144
2019
$8,400 (+2.2%)
$196,904 + $459,442
$656,346
2018
$8,223 (+2.6%)
$193,044 + $450,437
$643,481
2017
$8,013 (+3.8%)
$185,551 + $432,953
$618,504
2016
$7,719 (+6.6%)
$185,551 + $432,953
$618,504
2015
$7,242 (+6.0%)
$181,914 + $424,467
$606,381
2014
$6,834 (+20.5%)
$168,000 + $392,000
$560,000
2013
$5,671 (+11.3%)
$168,000 + $392,000
$560,000
2012
$5,095 (−3.6%)
$135,000 + $315,000
$450,000
2011
$5,287 (+0.5%)
$120,000 + $280,000
$400,000
2010
$5,261 (+1.2%)
$124,200 + $289,800
$414,000
2009
$5,198 (−22.2%)
$124,200 + $289,800
$414,000
2008
$6,678
$123,000 + $287,000
$410,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jun 9, 2017 • Final
Roof
Tear off existing composition shingles and install new composition shingles with felt over existing solid sheathing. This project includes a cool roof exception as there are no ducts in the attic.
Roofing
Jul 25, 2014 • Final
Building history
Work on a hall bathtub floor and a stall shower floor.
Bathroom
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
Room Information
# of Rooms: 6
Exterior
Exterior Information
Building Style Type: U-Shape
Construction Type: Wood
Building Construction Quality: Average
Property Information
Living Sq. Ft: 1,665
Building Sq. Ft: 1,665
# of Units: 1
# of Stories: 1
Lot Information
# of Buildings: 1
Land Sq. Ft: 6,000
Legal Lot Number: 102
Municipality Name: LIVERMORE INCORP
Acres: 0.1377
County Use Description: SINGLE FAMILY RESIDENTIAL HOME
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,665
Stories: 1.0
Lot Size: 6,000 square feet
Style: Single Family Residential
Year Built: 1965
Year Renovated: 1966
County: Alameda County
APN: 099 031603200
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
K - 12
Preschool & daycare
Joe Michell K-8 School
Public K-8 • Assigned • 0.4mi
7/10
Granada High School
Public 9-12 • Assigned • 0.7mi
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...