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Sold on 01/07/2026
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17838 Walnut Rd, Castro Valley, CA 94546

$1,335,000

Last sold 01/07/2026

  • 3

    bed

  • 2

    bath

  • 2,018

    Sqft ($662/Sqft)

House not for sale
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About 17838 Walnut Rd

Property type House
Neighborhood
Year built 1954
HOA fee $0/month
Lot size 10,170 Sqft
Movoto estimate
Property description
This 3-bedroom, 2-bathroom single-family home is located at 17838 Walnut Rd, Castro Valley, CA, 94546, in the Castro Valley Hills neighborhood in Alameda County and was built in 1954. This home offers 2,018 square feet of living space on a 10,170 sq ft lot. The estimated market value is $1,256,000, approximately $622 per square foot.
$1.31M
Range: $1.18M-$1.44M
Last 30 days 
  • — Off Market
    —
  • Jan 2026
    Public Records
  • Jan 7, 2026 Sold
    $1,335,000
  • Jan 2026
  • Jan 7, 2026 Sold
    $1,335,000 (+2.7%)
  • Nov 21, 2025 Pending
    —
  • Nov 6, 2025 Listed
    $1,299,888
  • Oct 30, 2025 Listed
    $1,299,888 (+44.4%)
  • Aug 2025
  • Aug 12, 2025 Sold
    $900,000
  • Jul 17, 2025 Pending
    —
  • Jul 10, 2025 Listed
    $998,000
  • Jul 10, 2025 Listed
    $998,000
  • Aug 2025
    Public Records
  • Aug 11, 2025 Sold
    $900,000 (-9.8%)
  • Year Property taxes Tax assessment
  • 2025
    $2,239 +3.0%
    $123,078 +2.0%
  • 2024
    $2,174 +2.7%
    $120,665 +2.0%
  • 2023
    $2,117 +2.9%
    $118,299 +2.0%
  • 2022
    $2,056 +3.0%
    $115,980
  • 2021
    $1,996 +2.5%
    $115,980 +3.06%
  • 2020
    $1,947 -1.1%
    $112,541
  • 2019
    $1,969 +3.1%
    $112,541 +2.0%
  • 2018
    $1,910 +8.2%
    $110,334 +4.04%
  • 2016
    $1,765 +7.0%
    $106,050
  • 2015
    $1,649
    —
  • 17838 Walnut Rd
    $1.33M
  • Castro Valley Hills
    $1.24M -6% y/y
  • 94546
    $1.07M -2% y/y
  • Castro Valley
    $1.12M -3% y/y
No chart available
Statistics calculated by Movoto
Est. value Bed/bath Sqft mi
17763 Almond Rd, Castro Valley, CA 94546 $1,117,000 3/2 1,416 0.02
11728 Walnut Rd, Castro Valley, CA 94546 $1,824,000 4/4 3,293 0.02
17982 Walnut Rd, Castro Valley, CA 94546 $1,325,000 3/2 1,634 0.02
17967 Walnut Rd, Castro Valley, CA 94546 $1,351,000 3/2 1,890 0.03
17705 Almond Rd, Castro Valley, CA 94546 $1,588,000 4/3 3,159 0.03
17823 Walnut Rd, Castro Valley, CA 94546 $1,488,000 4/3 2,607 0.04
18016 Walnut Rd, Castro Valley, CA 94546 $1,196,000 3/1 1,526 0.04
17869 Almond Rd, Castro Valley, CA 94546 $1,455,000 5/2 2,565 0.04

Estimated values are based on public record data and automated valuation models. Values are not guaranteed and may not reflect current market conditions.

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8/10
Creekside Middle School
public Grades 6-8
Castro Valley Unified School District
6/10
Canyon Middle School
public Grades 6-8
Castro Valley Unified School District
9/10
Castro Valley High School
public Grades 9-12
Castro Valley Unified School District
Source: GreatSchools.org © 2026. All rights reserved.

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