NOT LISTED FOR SALE

21487 Cold Spring Ln Diamond Bar, CA 91765

Estimated Value: $1,634,000 - $1,846,000

6 Beds
4 Baths
3,888 Sq Ft
$451/Sq Ft Est. Value

About This Home

This home is located at 21487 Cold Spring Ln, Diamond Bar, CA 91765 and is currently estimated at $1,753,793, approximately $451 per square foot. 21487 Cold Spring Ln is a home located in Los Angeles County with nearby schools including Castle Rock Elementary School, South Pointe Middle School, and Diamond Bar High School.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Nov 14, 2025
Sold by
Chiang Su Ching
Bought by
Su Ching Chiang Revocable Trust and Chiang
Current Estimated Value
$1,753,793

Purchase Details

Closed on
Jul 30, 2014
Sold by
Wang Jenny F
Bought by
Chiang Su Ching

Purchase Details

Closed on
May 21, 2014
Sold by
Wang Jenny F
Bought by
Wang Jenny F and Huang Su

Purchase Details

Closed on
Jan 9, 2009
Sold by
Ko Jimmy Hsi Ken
Bought by
Wang Jenny F

Purchase Details

Closed on
Sep 22, 2008
Sold by
Mohan Brij and Mohan Rajesh Brig
Bought by
Wang Jenny F

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$411,000
Interest Rate
5.9%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Jan 13, 2001
Sold by
Mohan Brij and Mohan Rajesh Brig
Bought by
Mohan Brig
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

Date Buyer Sale Price Title Company
Su Ching Chiang Revocable Trust -- None Listed On Document
Chiang Su Ching $950,000 Fidelity National Title
Wang Jenny F -- Accommodation
Wang Jenny F -- Accommodation
Wang Jenny F $685,000 Chicago Title Company
Mohan Brig -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Wang Jenny F $411,000
Source: Public Records

Tax History

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 $13,777 $1,141,749 $561,140 $580,609
2024 $13,777 $1,119,363 $550,138 $569,225
2023 $13,447 $1,097,415 $539,351 $558,064
2022 $13,171 $1,075,898 $528,776 $547,122
2021 $12,921 $1,054,803 $518,408 $536,395
2019 $12,512 $1,023,519 $503,033 $520,486
2018 $11,973 $1,003,451 $493,170 $510,281
2016 $11,074 $964,487 $474,020 $490,467
2015 $11,221 $950,000 $466,900 $483,100
2014 $8,737 $719,587 $337,523 $382,064
Source: Public Records

Map

California Los Angeles County Diamond Bar 91765

21487 Cold Spring Ln, Diamond Bar, CA

Not Listed for Sale

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.