What neighborhood is 21002 Cornerstone Drive located in?

The 21002 Cornerstone Drive is a condo located in the neighborhood of Walnut in Walnut, Walnut.

What neighborhood is 21002 Cornerstone Drive located in?

The 21002 Cornerstone Drive is a condo located in the neighborhood of Walnut in Walnut, Walnut.

What is the average sales price for listings in 21002 Cornerstone Drive?

The average sales price for units in 21002 Cornerstone Drive is $0 currently.

Walnut

91789

Walnut

21002 Cornerstone Drive

21002 Cornerstone Drive, Walnut, CA 91789

Condo in Walnut

21002 Cornerstone Drive is a condo located in Walnut, Walnut. The building was first built in 2018 and is 8 years old.

Interested in learning more about the building? There are many great amenities and features for residents in the building. See the full transaction history for 21002 Cornerstone Drive below.

Walnut, where 21002 Cornerstone Drive is located, has a median asking price of $959,000 for condo buildings. For interested buyers, that means the building's median asking price is around 1.00% below the neighborhood's median asking price for condos. Which is great news as a buyer may end up finding some relatively affordable units in this building compared to other condo buildings in the neighborhood.

Unfortunately, there are currently no active listings within the building but our inventory of available units for sale is constantly updating in real time. Check back frequently for updates.

Building Features

Facilities

Laundry Room

Parking

Attached Garage

1 Past Sales

Date	Unit	Beds	Baths	Sqft	Price	Closed	Listed By
20260220 02/20/2026		4 Bed	3 Bath	1800 ft²	$959,000 4 Bed 3 Bath 1800 ft²	$971,000 +1.25% 04/02/2026	OLIVER WEI HomeSmart, Evergreen Realty

Building Info

Overview

General

Year Built: 2018

Effective Year Built: 2018
Building Count: 1
Bedroom Count: 4
Bathroom Count: 3
Full Bathrooms: 3
Partial Bathrooms: 3
Building Condition: 0
Building Quality: 4
Construction Type: 17
Building Style: 29
Exterior Walls Type: 0
Interior Walls Type: 0
Roof Shape Type: 0
Roof Cover Type: 0
Living Units: 1
Floor Cover: 0
Basement Type: 0
Basement Area: 0
Garage Type: 0
Parking Space Count: 0
Patio Type: 0
Porch Type: 0
Pool Type: 0

Dimensions

Lot Size Square Feet: 17,468

Total Building Area: 1,800
Building Area: 1,800
Building Area Measurement: L

Heating and Cooling

Air Conditioning: 13

Heating: 3
Heated Square Feet: 1,800
Heating Fuel Type: 0

Utilities

Sewer System: 0

Water Service: 0

Building

Building Type: 0

Property Class: R
Subdivision: GALLERY AT CORNERSTONE
Land Acres: 0000000401
Standard Land Use Code: 1004
County Land Use Code: 012C
Legal Description 1: TR=73294 LOT 42 PH 4 CONDO UNIT 42 (AIRSPACE AND 1/9 INT IN COMMON AREA)

Neighborhood

Census Tract: 403402

Zoning

Zoning: WAC3*

Geography

Subdivision Tract Number: 73294

Parcel: 8720-047-083
Lot: 42
Municipality: EAST /D.BR.WNT.RLHTS.
Latitude: 34.0174
Longitude: -117.848

Address

Full Address: 21002 Cornerstone Dr

Address - House Number: 21002
Address - Street Name: Cornerstone
Address - Suffix Type: Dr
State: CA
City Name: Walnut
Carrier Code: C027
4-Digit Zip Code: 2571
Zip Code: 91789

Valuation

Tax

Tax Year: 2022

Tax Amount: $864,770
Tax Rate Code Area: 09-391

Appraisal Valuation

Standard Deviation: 0.2014

Valuation Date: Nov 30, 2022
Confidence Score: 72
Final Value: 908,618
High Value: 1,091,651
Low Value: 725,585

Assessments Valuation

Assessed Year: 2022

Assessed Total Value: $717,301
Assessed Land Value: $288,421
Assessed Improvements Value: $428,880

Sales

Current Sale Contract Date: Mar 11, 2022

Current Sale Recording Date: Mar 29, 2022
Current Sale Price:

Premium
Current Sale Document Type: 36
Current Sale Input Document Number: 347618
Previous Sale Recording Date: Nov 28, 2017
Previous Sale Contract Date: Oct 30, 2017
Previous Sale Amount: $669,000
Previous Sale Document Type: 36

Previous Mortgages

Previous Mortgage Lender:

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Previous Mortgage Transaction Date:

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Previous Mortgage Loan Amount:

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Previous Mortgage Term:

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Previous Mortgage Loan Type:

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Previous Mortgage Loan Due Date:

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Data used for valuation calculations is provided by RealtyHop, and other third party sources

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About Walnut

Stats & Trends

Median Asking:

$1,300,000

Sale Price/ft²

$619

Below Asking

0.01%

Average Days on Market

Average Home Size

2921 ft²

Average Home Age

27 years

Currently For Sale

64 Listings

Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

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