NOT LISTED FOR SALE

Estimated Value: $612,908

4 Beds
2 Baths
1,974 Sq Ft
$310/Sq Ft Est. Value

About This Home

This home is located at 1921 Blue Mountain Ct, Antioch, CA 94531 and is currently estimated at $612,908, approximately $310 per square foot. 1921 Blue Mountain Ct is a home located in Contra Costa County with nearby schools including Lone Tree Elementary School, Dallas Ranch Middle School, and Deer Valley High School.

Range of Values:

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Value Increase
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Percent Increase
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Adjusted for Inflation
Collateral Analytics

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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.

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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.

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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.

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Average Value
Not Available
List Price
Sold Price
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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
Jul 22, 2026
Sold by
Hui Sun
Bought by
Current Estimated Value
$612,908

Purchase Details

Closed on
Aug 28, 2017
Sold by
Sunhui Llc
Bought by
Hui Sun

Purchase Details

Closed on
Dec 3, 2016
Sold by
Hui Sun
Bought by
Sunhui Llc

Purchase Details

Closed on
Jul 11, 2012
Sold by
Zhang Lisheng
Bought by
Sun Hui

Purchase Details

Closed on
Aug 1, 2005
Sold by
Kor James S and Kor Patricia L
Bought by
Yambao Gerardo and Yambao Florinda

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$420,000
Interest Rate
5.46%
Mortgage Type
Stand Alone First
Source: Public Records

Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

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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
-- None Available
Sunhui Llc -- None Available
Sun Hui -- First American Title Company
Sun Hui $169,000 First American Title Company
Yambao Gerardo $560,000 Old Republic Title
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
Previous Owner $420,000
Previous Owner Kor James S $300,000
Previous Owner Kor James S $243,750
Source: Public Records

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
2026 $2,770 $208,098 $59,100 $148,998
2025 $2,770 $204,019 $57,942 $146,077
2024 $2,591 $200,019 $56,806 $143,213
2023 $2,591 $196,098 $55,693 $140,405
2022 $2,556 $192,253 $54,601 $137,652
2021 $2,478 $188,484 $53,531 $134,953
2019 $2,408 $182,896 $51,945 $130,951
2018 $2,318 $179,311 $50,927 $128,384
2017 $2,300 $179,311 $50,927 $128,384
2016 $2,233 $175,796 $49,929 $125,867
2015 $2,476 $173,157 $49,180 $123,977
2014 $3,060 $169,766 $48,217 $121,549
Source: Public Records

Map

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