bridgeMLS, Bay East AOR, or Contra Costa AOR #11053536
Feb 18, 2016
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #11178989
Mar 21, 2014
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40300369
Nov 13, 2007
Sold
$600,000
$375/sq ft
Oct 7, 2007
Listing Removed
—
Sep 28, 2007
Listed
$644,950
$403/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40282373
Sep 18, 2007
Listing Removed
—
Sep 12, 2007
Price Changed
*
Aug 20, 2007
Price Changed
*
Aug 10, 2007
Price Changed
*
Jul 11, 2007
Listed
*
bridgeMLS, Bay East AOR, or Contra Costa AOR #11182062
Jul 15, 2003
Sold
$488,000
$305/sq ft
Apr 6, 2003
Listed
$494,900
$309/sq ft
Public Records
Feb 20, 2001
Sold
$425,000
$266/sq ft
Public Records
Nov 30, 1998
Sold
$240,000
$150/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$10,169 (+2.3%)
$236,417 + $551,640
$788,057
2024
$9,944 (+1.6%)
$236,417 + $551,640
$788,057
2023
$9,787 (+1.9%)
$231,782 + $540,825
$772,607
2022
$9,602 (+2.6%)
$222,784 + $519,829
$742,613
2021
$9,358 (+2.3%)
$222,784 + $519,829
$742,613
2020
$9,145 (−1.8%)
$218,417 + $509,640
$728,057
2019
$9,315 (+2.9%)
$216,178 + $504,415
$720,593
2018
$9,053 (+2.7%)
$211,941 + $494,529
$706,470
2017
$8,817 (+5.1%)
$203,713 + $475,330
$679,043
2016
$8,391 (+17.6%)
$203,713 + $475,330
$679,043
2015
$7,138 (+2.9%)
$199,719 + $466,011
$665,730
2014
$6,940 (+13.2%)
$171,000 + $399,000
$570,000
2013
$6,133 (+3.0%)
$171,000 + $399,000
$570,000
2012
$5,952 (−0.5%)
$150,000 + $350,000
$500,000
2011
$5,981 (−10.0%)
$145,500 + $339,500
$485,000
2010
$6,649 (+12.7%)
$145,500 + $339,500
$485,000
2009
$5,898 (−18.3%)
$163,200 + $380,800
$544,000
2008
$7,217
$142,900 + $333,700
$476,600
Tax history for 18386 Walnut Rd
Year
Property tax
Land + Additions
Assessment*
2025
$10,169 (+2.3%)
$236,417 + $551,640
$788,057
2024
$9,944 (+1.6%)
$236,417 + $551,640
$788,057
2023
$9,787 (+1.9%)
$231,782 + $540,825
$772,607
2022
$9,602 (+2.6%)
$222,784 + $519,829
$742,613
2021
$9,358 (+2.3%)
$222,784 + $519,829
$742,613
2020
$9,145 (−1.8%)
$218,417 + $509,640
$728,057
2019
$9,315 (+2.9%)
$216,178 + $504,415
$720,593
2018
$9,053 (+2.7%)
$211,941 + $494,529
$706,470
2017
$8,817 (+5.1%)
$203,713 + $475,330
$679,043
2016
$8,391 (+17.6%)
$203,713 + $475,330
$679,043
2015
$7,138 (+2.9%)
$199,719 + $466,011
$665,730
2014
$6,940 (+13.2%)
$171,000 + $399,000
$570,000
2013
$6,133 (+3.0%)
$171,000 + $399,000
$570,000
2012
$5,952 (−0.5%)
$150,000 + $350,000
$500,000
2011
$5,981 (−10.0%)
$145,500 + $339,500
$485,000
2010
$6,649 (+12.7%)
$145,500 + $339,500
$485,000
2009
$5,898 (−18.3%)
$163,200 + $380,800
$544,000
2008
$7,217
$142,900 + $333,700
$476,600
*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
—
Lot width
—
Lot depth
—
Lot size
8,742 Sq. Ft.
Year renovated
—
Sq. Ft.
1,600
Year built
1955
Style
Single Family Residential
County
Alameda County
APN
084D116501010
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
Dec 3, 2024 • Final
Building
Install a new electrical subpanel.
Electrical
Mar 22, 2016 • Final
Building
Install a roof-mounted solar photovoltaic system on a single-family home. Upgrade the main electrical panel.
Electrical
Solar
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, Int Access From Garage, RV/Boat Parking, Side Yard Access, Garage Door Opener
Interior
Bathroom Information
# of Bathrooms Total: 2
# of Bathrooms Full: 2
Other Bathrooms Included Features: Shower Over Tub, Solid Surface, Tile
Primary Bathroom Included Features: Sauna, Shower Over Tub, Solid Surface, Tub with Jets, Updated Baths
Interior Features
Interior Features: Au Pair, Dining Area, In-Law Floorplan, Utility Room, Workshop, Breakfast Nook, Stone Counters, Eat-in Kitchen, Updated Kitchen
Appliances: Dishwasher, Disposal, Microwave, Oven, Free-Standing Range, Refrigerator, Gas Water Heater
Laundry Features: 220 Volt Outlet, Gas Dryer Hookup, In Garage, Laundry Room
Upper Level Features: 2 Bedrooms, 2 Baths, Primary Bedrm Suite - 1, Laundry Facility, Main Entry
Street Level Features: 1 Bedroom, Laundry Facility
Fireplace Features: Brick, Living Room, Recreation Room, Wood Burning
Basement: Partial
Exterior
Building Information
Construction Materials: Stucco
Building Area Total: 1,600
Foundation Details: Raised
Exterior Features
Patio And Porch Features: Deck, Patio
Exterior Features: Back Yard, Dog Run, Front Yard, Garden/Play, Side Yard, Sprinklers Back
Fencing: Fenced
Roof: Shingle
Pool Information
Pool Features: Possible Pool Site
Property Information
Living Area: 1600
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1955
Lot Information
Lot Size Square Feet: 10324
Lot Size Area: 0.24
Lot Size Units: Acres
Lot Size Acres: 0.24
Lot Features: Irregular Lot, Secluded, Sloped Up
Zoning: 1001
Utilities
Utility Information
Water Source: Public
Sewer: Public Sewer
Heating & Cooling
Has Heating
Heating: Forced Air
Cooling: Ceiling Fan(s)
Location
School Information
High School District: Castro Valley (510) 537-3000
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,600
Stories: —
Lot Size: 8,742 square feet
Style: Single Family Residential
Year Built: 1955
Year Renovated: —
County: Alameda County
APN: 084D116501010
Home facts updated by county records on Jul 27, 2026
Around this home
Schools
Chabot Elementary School
Public K-5 • Assigned • 0.6mi
9/10
Creekside Middle School
Public 6-8 • Assigned • 1.8mi
10/10
Castro Valley High School
Public 9-12 • Assigned • 0.9mi
9/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Castro Valley's late-summer market shows a clear split. While median prices hold near $1.2M, increased inventory gives buyers leverage on older properties. However, immaculate homes still go pending in under 15 days. A strong, clean offer is key!
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 2007. This data may not match public records. Learn more.