Upper Valley location @ Seven Hills & Walnut. Situated on a large corner lot. Spacious rooms + huge bonus rm w/laundry, kitchen w/natural light, LR, fireplace, fresh interior paint. Across from transbay bus, community park¢er. Near Lake Chabot, golf course, schools, hwys 238/580/880/BART.
Single-familyProperty Type
1955Year Built
9,396 sq ftLot Size
2 car garageParking
Listed by Jose Cerda-zein•DRE #01403669• Cerda-Zein Real Estate
Bought with Mariano Preciado•DRE #01478046• Bay East AOR
bridgeMLS, Bay East AOR, or Contra Costa AOR #40644324
Apr 3, 2014
Sold
$560,000
Feb 25, 2014
Pending
—
Jan 30, 2014
Listed
$575,000
Public Records
Jan 24, 2006
Sold
$650,000
Year
Property tax
Land + Additions
Assessment*
2025
$8,887 (+2.3%)
$205,936 + $480,517
$686,453
2024
$8,687 (+1.7%)
$205,936 + $480,517
$686,453
2023
$8,545 (+2.0%)
$201,899 + $471,097
$672,996
2022
$8,378 (+2.6%)
$194,060 + $452,807
$646,867
2021
$8,163 (+2.3%)
$194,060 + $452,807
$646,867
2020
$7,976 (−1.8%)
$190,256 + $443,932
$634,188
2019
$8,121 (+2.9%)
$188,306 + $439,381
$627,687
2018
$7,890 (+2.7%)
$184,615 + $430,768
$615,383
2017
$7,682 (+5.1%)
$177,448 + $414,046
$591,494
2016
$7,309 (+7.0%)
$177,448 + $414,046
$591,494
2015
$6,831 (+4.5%)
$173,969 + $405,927
$579,896
2014
$6,536 (+12.1%)
$162,300 + $378,700
$541,000
2013
$5,830 (+6.4%)
$162,300 + $378,700
$541,000
2012
$5,480 (−2.5%)
$170,000 + $310,000
$480,000
2011
$5,618 (−4.0%)
$135,000 + $315,000
$450,000
2010
$5,856 (−5.9%)
$138,000 + $322,000
$460,000
2009
$6,221 (−6.9%)
$144,300 + $336,700
$481,000
2008
$6,684
$153,600 + $358,400
$512,000
Tax history for 18951 Walnut Rd
Year
Property tax
Land + Additions
Assessment*
2025
$8,887 (+2.3%)
$205,936 + $480,517
$686,453
2024
$8,687 (+1.7%)
$205,936 + $480,517
$686,453
2023
$8,545 (+2.0%)
$201,899 + $471,097
$672,996
2022
$8,378 (+2.6%)
$194,060 + $452,807
$646,867
2021
$8,163 (+2.3%)
$194,060 + $452,807
$646,867
2020
$7,976 (−1.8%)
$190,256 + $443,932
$634,188
2019
$8,121 (+2.9%)
$188,306 + $439,381
$627,687
2018
$7,890 (+2.7%)
$184,615 + $430,768
$615,383
2017
$7,682 (+5.1%)
$177,448 + $414,046
$591,494
2016
$7,309 (+7.0%)
$177,448 + $414,046
$591,494
2015
$6,831 (+4.5%)
$173,969 + $405,927
$579,896
2014
$6,536 (+12.1%)
$162,300 + $378,700
$541,000
2013
$5,830 (+6.4%)
$162,300 + $378,700
$541,000
2012
$5,480 (−2.5%)
$170,000 + $310,000
$480,000
2011
$5,618 (−4.0%)
$135,000 + $315,000
$450,000
2010
$5,856 (−5.9%)
$138,000 + $322,000
$460,000
2009
$6,221 (−6.9%)
$144,300 + $336,700
$481,000
2008
$6,684
$153,600 + $358,400
$512,000
*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
Zoning
Permits
Beds
3
Baths
2
Stories
1
Lot width
—
Lot depth
—
Lot size
9,396 Sq. Ft.
Year renovated
1956
Sq. Ft.
1,704
Year built
1955
Style
Single Family Residential
County
Alameda County
APN
084D110704100
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Jul 27, 2026.
R1
Single-Family Residence Districts
Single-family residence districts, hereinafter designated as R-1 districts, are established to provide for and protect established neighborhoods of one-family dwellings, and to provide space in suitable locations for additional development of this kind, together with appropriate community facilities and allowance for restricted interim cultivation of the soil compatible with such low-density residential development.
Permitted uses
Include but are not limited to:
Housing-Single unit
Agriculture-Cropland
Agriculture-Grove / orchard
Jan 5, 2012 • Final
Building
Roofing
Sep 23, 1996 • Final
Building
Remove and replace a patio cover.
Remodel
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: Attached, Garage, Off Street
Interior
Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 2
Other Bathrooms Included Features: Shower Over Tub
Primary Bathroom Included Features: Stall Shower
Interior Features
Interior Features: Bonus/Plus Room, Breakfast Bar, Tile Counters, Eat-in Kitchen
Appliances: Dishwasher, Electric Range, Disposal, Oven, Refrigerator, Dryer, Washer
Exterior Features: Back Yard, Front Yard, Side Yard
Fencing: Fenced
Roof: Shingle
Property Information
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1955
Lot Information
Lot Size Square Feet: 9396
Lot Size Area: 0.215702
Lot Size Units: Acres
Lot Size Acres: 0.215702
Lot Features: Corner Lot, Premium Lot
Zoning: 1001
Utilities
Utility Information
Water Source: Public
Sewer: Public Sewer
Heating & Cooling
Has Heating
Heating: Forced Air
Location
School Information
High School District: Castro Valley (510) 537-3000
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,704
Stories: 1.0
Lot Size: 9,396 square feet
Style: Single Family Residential
Year Built: 1955
Year Renovated: 1956
County: Alameda County
APN: 084D110704100
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Chabot Elementary School
Public K-5 • Assigned • 0.2mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.8mi
10/10
Castro Valley 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
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Strong buyer demand keeps the Castro Valley market moving incredibly fast. With homes frequently selling above their $1.2 million median price, decisive action is essential. To win here, buyers need to submit competitive offers quickly and minimize...
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2014. This data may not match public records. Learn more.