Beautiful single story. Fully fenced 1.25 flat usuable acres w/detached 2+ car garage in back of property, Covered RV parking (total 5 car garages). Sparkling solar heated AQUA pool w/ rock waterfall & stamped concrete patio.Raised patio area&brick patio off master.Side deck.Auto sprinklers.Must see
Single-familyProperty Type
1986Year Built
1.25 acresLot Size
$397Est. Price/Sq.Ft.
5 car garageParking
Listed by Helen Mcnutt-gentile•DRE #00768353• Keller Williams Tri-Valley
bridgeMLS, Bay East AOR, or Contra Costa AOR #40444048
Aug 3, 2010
Listing Removed
—
Aug 1, 2010
Sold
$502,000
$174/sq ft
Jun 11, 2010
Pending
—
May 15, 2010
Price Changed
$519,950
$181/sq ft
Jan 3, 2010
Listed
$549,950
$191/sq ft
Public Records
Dec 7, 1990
Sold
$278,000
$97/sq ft
Public Records
Jul 9, 1987
Sold
$210,000
$73/sq ft
Public Records
Jun 19, 1986
Sold
$191,000
$66/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$8,227 (+3.2%)
$196,013 + $599,154
$795,167
2024
$7,974 (+1.7%)
$192,170 + $587,406
$779,576
2023
$7,839 (+1.8%)
$188,402 + $575,889
$764,291
2022
$7,700 (+1.5%)
$184,708 + $564,598
$749,306
2021
$7,584 (+0.8%)
$181,087 + $553,528
$734,615
2020
$7,524 (+1.7%)
$177,537 + $542,675
$720,212
2019
$7,399 (+1.6%)
$175,717 + $537,111
$712,828
2018
$7,282 (+2.4%)
$172,272 + $526,580
$698,852
2017
$7,110 (+22.4%)
$165,584 + $506,133
$671,717
2016
$5,807 (+0.9%)
$165,584 + $506,133
$671,717
2015
$5,754 (+0.9%)
$162,338 + $388,528
$550,866
2014
$5,702 (+0.5%)
$156,768 + $375,198
$531,966
2013
$5,675 (+1.7%)
$156,768 + $375,198
$531,966
2012
$5,578 (+3.3%)
$156,060 + $373,504
$529,564
2011
$5,399 (+21.5%)
$153,000 + $366,180
$519,180
2010
$4,443
$150,000 + $352,000
$502,000
2009
$4,440 (+2.5%)
$185,820 + $231,063
$416,883
2008
$4,331
$186,261 + $231,611
$417,872
Tax history for 33053 Koster Rd
Year
Property tax
Land + Additions
Assessment*
2025
$8,227 (+3.2%)
$196,013 + $599,154
$795,167
2024
$7,974 (+1.7%)
$192,170 + $587,406
$779,576
2023
$7,839 (+1.8%)
$188,402 + $575,889
$764,291
2022
$7,700 (+1.5%)
$184,708 + $564,598
$749,306
2021
$7,584 (+0.8%)
$181,087 + $553,528
$734,615
2020
$7,524 (+1.7%)
$177,537 + $542,675
$720,212
2019
$7,399 (+1.6%)
$175,717 + $537,111
$712,828
2018
$7,282 (+2.4%)
$172,272 + $526,580
$698,852
2017
$7,110 (+22.4%)
$165,584 + $506,133
$671,717
2016
$5,807 (+0.9%)
$165,584 + $506,133
$671,717
2015
$5,754 (+0.9%)
$162,338 + $388,528
$550,866
2014
$5,702 (+0.5%)
$156,768 + $375,198
$531,966
2013
$5,675 (+1.7%)
$156,768 + $375,198
$531,966
2012
$5,578 (+3.3%)
$156,060 + $373,504
$529,564
2011
$5,399 (+21.5%)
$153,000 + $366,180
$519,180
2010
$4,443
$150,000 + $352,000
$502,000
2009
$4,440 (+2.5%)
$185,820 + $231,063
$416,883
2008
$4,331
$186,261 + $231,611
$417,872
*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
Zoning
Beds
4
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
1.25 Acres
Year renovated
—
Sq. Ft.
2,879
Year built
1986
Style
Other
County
San Joaquin County
APN
25509039
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 6, 2026.
AG-40
General Agriculture Zone
The General Agriculture Zone is established to preserve agricultural lands for the continuation of commercial agricultural enterprises. This zone implements the General Agriculture land use designation of the General Plan
Permitted uses
Include but are not limited to:
Garden center
Housing-Single unit
Housing-Senior
Housing-Other
Infrastructure
Agriculture-Cropland
Property details
Parking
Parking Information
Has Attached Garage
Garage Spaces: 5
Covered Spaces: 5
Parking Features: Attached, Detached, Int Access From Garage, RV/Boat Parking, Side Yard Access, Guest, Garage Door Opener
Interior
Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 2
Other Bathrooms Included Features: Shower Over Tub
Primary Bathroom Included Features: Stall Shower, Tub
Interior Features
Interior Features: Family Room, Breakfast Nook, Tile Counters
Appliances: Dishwasher, Electric Range, Disposal, Microwave, Range
Laundry Features: In Garage
Street Level Features: 3 Bedrooms, 2 Baths, Primary Bedrm Suite - 1, Laundry Facility, Main Entry
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2010. This data may not match public records. Learn more.