NOT LISTED FOR SALE

1587 Knox St Castro Valley, CA 94546

South of 580 Neighborhood

Estimated Value: $938,000 - $1,085,029

1 Bed
3 Baths
220 Sq Ft
$4,649/Sq Ft Est. Value

About This Home

Property Id: 869800

A separated walkway one bedroom with bathroom in a nice and quiet house. $1350 for one person and $1550 for two, all utilities included (gas, electricity, internet and washer dryer)

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Closed on
Oct 19, 2017
Sold by
Bought by
Current Estimated Value
$1,022,757

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$545,250
Interest Rate
0.0383%
Mortgage Type
New Conventional

Purchase Details

Closed on
Jun 9, 2017
Sold by
Bought by
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
$727,000 North American Title Co Inc
$561,000 North American Title Co Inc
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Closed $510,000
Closed $545,250
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
07/29/2025 07/29/25 Off Market $1,390 -- --
07/17/2025 07/17/25 Price Changed $1,390 0.0% $6 / Sq Ft
07/17/2025 07/17/25 For Rent $1,390 +3.0% --
06/18/2025 06/18/25 Off Market $1,350 -- --
06/04/2025 06/04/25 For Rent $1,350 0.0% --
05/27/2025 05/27/25 Off Market $1,350 -- --
04/29/2025 04/29/25 For Rent $1,350 -- --

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $10,554 $827,187 $248,156 $579,031
2024 $10,554 $810,967 $243,290 $567,677
2023 $10,368 $795,068 $238,520 $556,548
2022 $10,141 $779,481 $233,844 $545,637
2021 $10,040 $764,200 $229,260 $534,940
2020 $9,913 $756,370 $226,911 $529,459
2019 $9,992 $741,540 $222,462 $519,078
2018 $9,374 $727,000 $218,100 $508,900
2017 $1,618 $78,164 $31,899 $46,265
2016 $1,510 $76,632 $31,274 $45,358
2015 $1,452 $75,481 $30,804 $44,677
2014 $1,371 $74,002 $30,201 $43,801
Source: Public Records

Map

California Alameda County Castro Valley 94546 South of 580

1587 Knox St, Castro Valley, CA

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Nearby Homes
Your Personal Tour Guide

Ask me questions while you tour the home.