bridgeMLS, Bay East AOR, or Contra Costa AOR #10591494
May 1, 1997
Sold
$215,000
$199/sq ft
Mar 20, 1997
Listed
$219,000
$203/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #27591494
May 1, 1997
Sold
$215,000
$199/sq ft
Mar 22, 1997
Listing Removed
—
Mar 20, 1997
Listed
$219,000
$203/sq ft
CUSTOM 1 LEVEL, PRIDE OFOWNERSHIP, UPGRADED KIT/BATHS, INSIDE LAUNDRY, COVERED PATIO (T BE TAKEN AS IS) BONUS BASEMENT ROOM 11X30 N
Year
Property tax
Land + Additions
Assessment*
2025
$5,143 (+2.5%)
$105,044 + $264,158
$369,202
2024
$5,020 (+1.9%)
$105,044 + $264,158
$369,202
2023
$4,925 (+2.2%)
$102,984 + $258,979
$361,963
2022
$4,818 (+2.7%)
$98,986 + $248,924
$347,910
2021
$4,690 (+2.4%)
$98,986 + $248,924
$347,910
2020
$4,581 (−1.6%)
$97,045 + $244,044
$341,089
2019
$4,656 (+3.0%)
$96,050 + $241,542
$337,592
2018
$4,523 (+2.8%)
$94,168 + $236,808
$330,976
2017
$4,402 (+5.1%)
$90,512 + $227,614
$318,126
2016
$4,187 (+7.0%)
$90,512 + $227,614
$318,126
2015
$3,913 (+1.6%)
$88,737 + $223,152
$311,889
2014
$3,851 (+1.1%)
$85,693 + $215,496
$301,189
2013
$3,809 (+2.2%)
$85,693 + $215,496
$301,189
2012
$3,727 (+1.4%)
$85,306 + $214,523
$299,829
2011
$3,674 (+0.8%)
$83,633 + $210,317
$293,950
2010
$3,647 (−0.3%)
$81,994 + $206,194
$288,188
2009
$3,656 (+3.9%)
$81,381 + $204,653
$286,034
2008
$3,521
$81,575 + $205,140
$286,715
Tax history for 18215 Walnut Rd
Year
Property tax
Land + Additions
Assessment*
2025
$5,143 (+2.5%)
$105,044 + $264,158
$369,202
2024
$5,020 (+1.9%)
$105,044 + $264,158
$369,202
2023
$4,925 (+2.2%)
$102,984 + $258,979
$361,963
2022
$4,818 (+2.7%)
$98,986 + $248,924
$347,910
2021
$4,690 (+2.4%)
$98,986 + $248,924
$347,910
2020
$4,581 (−1.6%)
$97,045 + $244,044
$341,089
2019
$4,656 (+3.0%)
$96,050 + $241,542
$337,592
2018
$4,523 (+2.8%)
$94,168 + $236,808
$330,976
2017
$4,402 (+5.1%)
$90,512 + $227,614
$318,126
2016
$4,187 (+7.0%)
$90,512 + $227,614
$318,126
2015
$3,913 (+1.6%)
$88,737 + $223,152
$311,889
2014
$3,851 (+1.1%)
$85,693 + $215,496
$301,189
2013
$3,809 (+2.2%)
$85,693 + $215,496
$301,189
2012
$3,727 (+1.4%)
$85,306 + $214,523
$299,829
2011
$3,674 (+0.8%)
$83,633 + $210,317
$293,950
2010
$3,647 (−0.3%)
$81,994 + $206,194
$288,188
2009
$3,656 (+3.9%)
$81,381 + $204,653
$286,034
2008
$3,521
$81,575 + $205,140
$286,715
*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
0.26 Acres
Year renovated
1959
Sq. Ft.
1,633
Year built
1955
Style
Single Family Residential
County
Alameda County
APN
084D115800504
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
Mar 29, 2002 • Final
Building
Complete the construction of a stairwell area. Add a basement laundry room and a dining room.
Addition
Remodel
Jun 5, 2000 • Final
Building
Work on a stairway, dining room, and balcony.
Addition
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.
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 1997. This data may not match public records. Learn more.