Room to Roam on Almost 2 Flat Acres! Close to highway 4. Large garage/workshop with 2 additional finished offices. Plenty of room to expand or build your dream. Corporate Owned.
Single-familyProperty Type
1946Year Built
1.93 acresLot Size
$755Est. Price/Sq.Ft.
2 car garageParking
Listed by Stephanie Fordham•DRE #01512680• J. Rockcliff Realtors Inc.
Bought with Ted Munoz•DRE #01731739• RE/MAX BLUE LINE
bridgeMLS, Bay East AOR, or Contra Costa AOR #40531043
Nov 14, 2011
Sold
$120,000
$111/sq ft
Oct 24, 2011
Pending
—
Oct 7, 2011
Price Changed
$124,000
$115/sq ft
Aug 25, 2011
Price Changed
$162,900
$151/sq ft
Jul 26, 2011
Price Changed
$176,900
$164/sq ft
Jun 24, 2011
Listed
$188,900
$175/sq ft
+2
Room to Roam on Almost 2 Flat Acres! Close to highway 4. Large garage/workshop with 2 additional finished offices. Plenty of room to expand or build your dream. Corporate Owned.
bridgeMLS, Bay East AOR, or Contra Costa AOR #40531040
Nov 14, 2011
Sold
$120,000
$111/sq ft
Oct 24, 2011
Pending
—
Oct 7, 2011
Price Changed
$124,000
$115/sq ft
Aug 25, 2011
Price Changed
$162,900
$151/sq ft
Jul 26, 2011
Price Changed
$176,900
$164/sq ft
Jun 24, 2011
Listed
$188,900
$175/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40233036
Mar 21, 2007
Sold
$585,000
$543/sq ft
Jan 27, 2007
Listing Removed
—
Dec 12, 2006
Listed
$650,000
$603/sq ft
+2
Level two acre parcel. Has usable shop/shed. Home is tear-down. Operating well, septic. Power Pole in place for power to back portion of lot for possible second home. Build you estate here, or run your agricultural related business.
Public Records
Sep 30, 1985
Sold
$80,500
$75/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$6,800 (+12.6%)
$115,297 + $528,429
$643,726
2024
$6,041 (+45.4%)
$113,037 + $517,076
$630,113
2023
$4,156 (+5.0%)
$110,821 + $446,938
$557,759
2022
$3,959 (+34.3%)
$108,649 + $269,214
$377,863
2021
$2,948
$106,519 + $252,504
$359,023
2020
$2,951 (+25.1%)
$104,431 + $159,808
$264,239
2019
$2,359 (+2.9%)
$103,361 + $159,452
$262,813
2018
$2,292 (+0.7%)
$101,335 + $103,777
$205,112
2017
$2,276 (+2.6%)
$97,401 + $102,466
$199,867
2016
$2,218 (+0.5%)
$97,401 + $102,466
$199,867
2015
$2,207 (+0.9%)
$95,492 + $104,316
$199,808
2014
$2,187 (+57.1%)
$92,216 + $100,738
$192,954
2013
$1,392 (+2.5%)
$92,216 + $100,738
$192,954
2012
$1,358 (−34.1%)
$91,800 + $30,600
$122,400
2011
$2,061 (−7.2%)
$90,000 + $30,000
$120,000
2010
$2,220 (−42.0%)
$125,000 + $60,000
$185,000
2009
$3,826 (−40.1%)
$150,000 + $50,000
$200,000
2008
$6,385
$509,796 + $98,838
$608,634
Tax history for 491 Delta Rd
Year
Property tax
Land + Additions
Assessment*
2025
$6,800 (+12.6%)
$115,297 + $528,429
$643,726
2024
$6,041 (+45.4%)
$113,037 + $517,076
$630,113
2023
$4,156 (+5.0%)
$110,821 + $446,938
$557,759
2022
$3,959 (+34.3%)
$108,649 + $269,214
$377,863
2021
$2,948
$106,519 + $252,504
$359,023
2020
$2,951 (+25.1%)
$104,431 + $159,808
$264,239
2019
$2,359 (+2.9%)
$103,361 + $159,452
$262,813
2018
$2,292 (+0.7%)
$101,335 + $103,777
$205,112
2017
$2,276 (+2.6%)
$97,401 + $102,466
$199,867
2016
$2,218 (+0.5%)
$97,401 + $102,466
$199,867
2015
$2,207 (+0.9%)
$95,492 + $104,316
$199,808
2014
$2,187 (+57.1%)
$92,216 + $100,738
$192,954
2013
$1,392 (+2.5%)
$92,216 + $100,738
$192,954
2012
$1,358 (−34.1%)
$91,800 + $30,600
$122,400
2011
$2,061 (−7.2%)
$90,000 + $30,000
$120,000
2010
$2,220 (−42.0%)
$125,000 + $60,000
$185,000
2009
$3,826 (−40.1%)
$150,000 + $50,000
$200,000
2008
$6,385
$509,796 + $98,838
$608,634
*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
3
Baths
1
Stories
1
Lot width
—
Lot depth
—
Lot size
2 Acres
Year renovated
1946
Sq. Ft.
1,078
Year built
1946
Style
Single Family Residential
County
Contra Costa County
APN
0183000017
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 13, 2026.
Apr 16, 2024 • Final
Permit submittal
Convert an existing structure into an accessory dwelling unit. The project involves reclassifying the building to remain on the property as a detached residence.
ADU
Aug 10, 2023 • Final
Building/residential/r/new single family-duplex
Construct a new single-family home to replace an existing residence. The existing single-family home must be demolished before the final inspection of the new home.
New construction
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
Interior
Bathroom Information
# of Bathrooms Total: 1
# of Bathrooms Full: 1
Other Bathrooms Included Features: Shower Over Tub
Interior Features
Interior Features: Bonus/Plus Room
Appliances: Gas Range, Gas Water Heater
Laundry Features: Laundry Room
Street Level Features: 1 Bedroom, 1 Bath
Has Fireplace
Flooring: Laminate, Vinyl
Room Information
Kitchen Features: Gas Range/Cooktop
Rooms Total: 8
Fireplace Features: Brick, Family Room, Wood Burning
Basement: Crawl Space
Exterior
Building Information
Construction Materials: Wood Siding
Building Area Total: 1,078
Exterior Features
Exterior Features: Back Yard
Roof: Shake
Property Information
Living Area: 1078
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1946
Lot Information
Lot Size Square Feet: 84070
Lot Size Area: 1.93
Lot Size Units: Acres
Lot Size Acres: 1.93
Lot Features: Level
Zoning: A-2
Utilities
Utility Information
Water Source: Well
Sewer: Public Sewer
Heating & Cooling
Cooling: Ceiling Fan(s)
Location
School Information
High School District: Not Listed
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,078
Stories: 1.0
Lot Size: 2 acres
Style: Single Family Residential
Year Built: 1946
Year Renovated: 1946
County: Contra Costa County
APN: 0183000017
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Knightsen Elementary School
Public K-8 • Assigned • 1.5mi
6/10
Liberty High School
Public 9-12 • Assigned • 2.3mi
7/10
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
6/10 Heat Factor
7 days above 101° expected this year, 14 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
17 unhealthy days expected this year, 18 days in 30 years
Provided by First Street
Historical weather
Oakley, CA • 94561
Average low and high temperatures (°F)
59
40
64
45
72
50
73
51
81
56
86
58
88
58
92
61
87
60
79
55
64
47
56
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 12.2 hours in
June and 4.7 hours in December, placing it above the
U.S. average for solar exposure.
12.2 hrs
4.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$774,000 – $936,000
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Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2011. This data may not match public records. Learn more.