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21038 Cornerstone Dr

Walnut, CA 91789 - Los Angeles County

Condo

4 beds

4 baths

1,830 sqft

About 21038 Cornerstone Dr

Best Blue Ribbon Walnut Unified School District. Community by Shea Homes, End Unit, Built in Year 2018. Three Levels Newer Condo which Inside is 1,830 sq. ft. with 4 Bedrooms and 3.5 Bathrooms. The First Level: One Bedroom with One Bath Suite with Attached 2-Car Garage. The Second Level: Living Room, Open Floor Plan Kitchen with Large Island Granite Counter Top, Dining Area, Balcony, An Half Bath. The Third Level: Master Bedroom with Master Bath, Two Bedrooms, One Bathroom, Laundry Room. Central A/C / Heating Systems. Walking Distance to Walnut High School. Close By Suzanne Middle School and Vejar Elementary School. Easy Access Freeway 60 and 57. (No Smoking, No Pets) (Lease Ends June 30, 2026).

RentalSource last checked: June 10, 2026 · 1:28 PM ET

Last updated: March 3, 2026 at 4:38 PM ET

Listed by: Leasing Agent · (818) 301-0298 · ShowMojo

Listing data quality - We review listings daily to detect outdated, duplicate, or misleading information.

Property Summary

Property Type:	Condo
Rental Fee:	$3,975
Bedrooms:	4 beds
Bathrooms:	4 baths

Size:	1,830 sqft
Pet Friendly:	No
Has Garage:	Yes
ID:	82972039

Property Amenities

• Air Conditioning

• Balcony/Patio

• Garage

Community Features

• Laundry Facilities

Additional Details

Condo for rent in Walnut for $3,975 with 4 beds, 4 baths, 1,830 sqft and located at 21038 Cornerstone Dr in Walnut, CA 91789. The rental price of $3,975 is 19.3% ($953) lower than the average rent of $4,928 for condos in Walnut, CA and 56.6% ($1,436) higher than the average rent of $2,539 for condos in Los Angeles County. 21038 Cornerstone Dr was advertised on February 3, 2026 at 10:06 AM ET, last updated on March 3, 2026 at 4:38 PM ET and last checked today at 1:28 PM ET.

Affordability Calculator

Can I afford to live at 21038 Cornerstone Dr?

Bedrooms

4 bedrooms

Rent-to-income ratio

30%

10% Recommended 50%

Move the slider to select the percentage of your monthly income you're comfortable spending on rent. Typically, it's advised to spend about 30% or less on housing.

Recommended income

$159,000 /year

With your chosen rent-to-income ratio, an annual income of $159,000 is recommended to comfortably afford this 4-bedroom rental priced at $3,975 per month.

For more information on rent affordability, visit our rent calculator or rent vs. buy calculator.

Condo for rent

$3,975

Rent Affordability Calculator

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Property listed by:

Leasing Agent
(818) 301-0298

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