2. 20972 Cornerstone Dr Walnut CA
20972 Cornerstone Dr Walnut CA

Report Results for

20972 Cornerstone Dr Walnut, CA

20972 Cornerstone Dr Walnut, CA 91789 was built in 2018 and last sold for $999,000. The property has recorded lot details and is listed as a Condominium. The property is currently not for sale. Current estimates place the value near 989,000, reflecting a 1% change over the past year, with 4 beds, 3 baths, and approximately 1,830 sq ft of living space. If you are looking to buy or rent a property, use USPhoneBook's property database to avoid rental scams, understand tax liabilities, and get a sense of the property's value over time. You can also check out the neighborhood section and see nearby homes, last sold for prices, tax records and more.
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Public Facts

$999,000
Last sold Jun 19, 2025
4
Beds
3
Baths
1,830
Sqft
Off Market
$989,000 estimated value
Built in 2018
$540/sqft
$276 HOA fees

Property characteristics

Property type
Residential
Zoning type
Condominium
APN
8720-047-095
Subdivision
Condominium Plan For Gallery At
Heating
Central
Cooling
Yes

Property History

Over the last 12 months, the sales price of 20972 Cornerstone Dr Walnut, CA 91789 has increased by 1%, and the tax increased by 4%.

Price History

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Year Price Price/Sq Ft
2026 $ 996,000 1 % $ 544
2025 $ 983,000 -5 % $ 537
2024 $ 1,038,000 0 % $ 567
2023 $ 1,029,000 9 % $ 562
2022 $ 938,000 12 % $ 513
2021 $ 837,000 ---- $ 457

Tax History

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Year Taxes Assesments
2025 $ 12,705 4 % $ 1,039,359
2024 $ 12,127 2 % $ 1,018,980
2023 $ 11,825 19 % $ 999,000
2022 $ 9,936 1 % $ 836,315
2021 $ 9,750 ---- $ 819,918
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Owner

Carol Wu Carol Liman Wu , Age 67

Lives at 20972 Cornerstone Dr, Walnut, CA 91789-2567
Relatives: Tao Wu, Chengze Wang, Guanmeng Wang, Qian Wang, Tao Wang, Tzu Huang, Vienna Wang, Weijie Wang
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People Living at 20972 Cornerstone Dr Walnut, CA

Carol Wu Carol Liman Wu , Age 67

Lives at 20972 Cornerstone Dr, Walnut, CA 91789-2567 Walnut CA 91789 20972 Cornerstone Dr
Prior addresses: 809 N Pasadena Ave, Azusa, CA 91702-2538 Azusa CA 91702 809 N Pasadena Ave 406 California St, Unit A, Arcadia, CA 91006-3773 Arcadia CA 91006 406 California St, Unit A 1116 S 10th Ave, Arcadia, CA 91006-4505 Arcadia CA 91006 1116 S 10th Ave
Relatives: Tao Wu, Chengze Wang, Guanmeng Wang, Qian Wang, Tao Wang, Tzu Huang, Vienna Wang, Weijie Wang
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Gloria Chen Gloria H Chen , Age 37

Lives at 20972 Cornerstone DR, Walnut, CA 91789-2567 Walnut CA 91789 20972 Cornerstone DR
Prior addresses: 87 S Allen Ave, Apt 103, Pasadena, CA 91106-2855 Pasadena CA 91106 87 S Allen Ave, Apt 103 809 N Pasadena Ave, Azusa, CA 91702-2538 Azusa CA 91702 809 N Pasadena Ave 406 California St, Unit A, Arcadia, CA 91006-3773 Arcadia CA 91006 406 California St, Unit A
Relatives: Andrew Chen, Angela Chen, Chang Li, Chou Chenshin, Chun L, Gloria Chen, Guanyu Chen, Jackson Chen, Jason Chen
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Andrew Giang Andrew Giang , Age 42

Lives at 20972 Cornerstone Dr, Walnut, CA 91789-2567 Walnut CA 91789 20972 Cornerstone Dr
Prior addresses: 809 N Pasadena Ave, Azusa, CA 91702-2538 Azusa CA 91702 809 N Pasadena Ave 315 S Bel Air ST, Anaheim, CA 92804-2040 Anaheim CA 92804 315 S Bel Air ST 606 S Broadway, Santa Ana, CA 92701-5642 Santa Ana CA 92701 606 S Broadway
Relatives: Andrew Giang, Jonh Giang, Quyen Giang, Vivian Giang
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Andrew Chen Andrew M Chen , Age 30

Lives at 809 N Pasadena Ave, Azusa, CA 91702-2538 Azusa CA 91702 809 N Pasadena Ave
Prior addresses: 406 California St, Unit A, Arcadia, CA 91006-3773 Arcadia CA 91006 406 California St, Unit A 1116 S 10th Ave, Arcadia, CA 91006-4505 Arcadia CA 91006 1116 S 10th Ave 1107 Holly Ave, Apt 11, Arcadia, CA 91007-6974 Arcadia CA 91007 1107 Holly Ave, Apt 11
Relatives: Chang Li, Gloria Chen, Guanyu Chen, Jackson Chen, Ji Chen, Lee Chen, Lihchu Chen, Ya Chen, Angela Chen
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Donghai Xu Donghai Xu , Age 45

Lives at 140 Evergreen Way, Lake Forest, CA 92630-8496 Lake Forest CA 92630 140 Evergreen Way
Prior addresses: 4911 Corkwood LN, Irvine, CA 92612-2833 Irvine CA 92612 4911 Corkwood LN 20621 Lake Forest DR, Lake Forest, CA 92630-7743 Lake Forest CA 92630 20621 Lake Forest DR 20972 Cornerstone Dr, Walnut, CA 91789-2567 Walnut CA 91789 20972 Cornerstone Dr
Relatives: Jing Xu, Yi Xu, Andrew Lee, Eun Rhee, Frankie Pang, Jonathan Lee, Larry Lee, Lawrence Lee, Mengli Xu
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Chao Huang Chao Huang , Age 37

Lives at 140 Evergreen WAY, Lake Forest, CA 92630-8496 Lake Forest CA 92630 140 Evergreen WAY
Prior addresses: 4911 Corkwood LN, Irvine, CA 92612-2833 Irvine CA 92612 4911 Corkwood LN 20621 Lake Forest DR, Lake Forest, CA 92630-7743 Lake Forest CA 92630 20621 Lake Forest DR 20972 Cornerstone Dr, Walnut, CA 91789-2567 Walnut CA 91789 20972 Cornerstone Dr
Relatives: Jialin Huang, Xiaonan Huang, Yi Chen, Andi Chen, Brandon Huang, Catherina Chen, Chao Chen, Cheng C, Cheng Chu
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Neighbors

20970 Cornerstone Dr
Walnut, CA
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20968 Cornerstone Dr
Walnut, CA
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20982 Cornerstone Dr
Walnut, CA
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20980 Cornerstone Dr
Walnut, CA
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FAQs

Who lives at 20972 Cornerstone Dr, Walnut, CA 91789?
According to our records, the current person living in 20972 Cornerstone Dr is Carol Wu.
Is this property currently for sale?
The property is not for sale and last sold for $999,000 on Jun 19, 2025. Use USPhoneBook to review nearby listings or compare similar homes in the area.
What is the estimated value of this property?
The estimated value is $989,000, reflecting a 1% change over the past year. You can explore price history and tax records to see how the value has changed over time.
How big is this property?
Complete property size and structural details are currently unavailable.
What nearby properties can I compare this to?
Nearby homes include 20970 Cornerstone Dr, 20968 Cornerstone Dr, and 20982 Cornerstone Dr, each with its own property report to help compare size, value, and residents.