OFF MARKET
Off Market Nov 2016 for $835K
$1,488,420
Est. refi paymentEst. refi $4,889/mo
4
bd
4 ba
2,607
sq ft

17823 Walnut Rd, Castro Valley, CA 94546

map-entry

About this home

Single-familyProperty Type
1951Year Built
10,682 sq ftLot Size
$571Est. Price/Sq.Ft.
2 car garageParking
Listed by Tim Fiebig DRE #00657474 RE/MAX Accord
Bought with David Lambton DRE #00615429 RE/MAX Accord
Redfin checked: 2 minutes ago
Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40758896

Redfin Estimate

$1,488,420
$653K since sold in November 2016$16K since July

This home's estimate is 7.9% higher than the average sale price ($1.38M) of 6 comparable homes.

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Earn from this home

Sell
$881,278
Est. take-home

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Refinance
$0
Est. cash available

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Rent
$4,705/mo
Redfin rental estimate

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Market trends in 94546, CA

Sale history for 17823 Walnut Rd

Tax history for 17823 Walnut Rd

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds
4
Baths
3
Stories
1.5
Lot width
Lot depth
Lot size
10,682 Sq. Ft.
Year renovated
1953
Sq. Ft.
2,607
Year built
1951
Style
Single Family Residential
County
Alameda County
APN
084D116001900
Parking Spaces
Basement
Accessible
HOA Dues
Garage
Features
Last updated by owner on Jul 27, 2026.

Property details

Around this home

Schools

Proctor Elementary School

Public K-5 • Assigned • 0.7mi

9/10
Creekside Middle School

Public 6-8 • Assigned • 1.9mi

10/10
Castro Valley High School

Public 9-12 • Assigned • 1.0mi

9/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.62% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 88° expected this year, 14 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

12 unhealthy days expected this year, 12 days in 30 years

Provided by First Street

Historical weather

Castro Valley, CA • 94546
Average low and high temperatures (°F)
63
43
64
46
71
49
69
49
73
53
74
54
74
56
79
57
80
58
77
54
65
48
61
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

In this area, properties receive around 11.2 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.2 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.41M – $1.71M

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Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2016. This data may not match public records. Learn more.
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GreatSchools Ratings provided by GreatSchools.org.