RENTED MAR 7, 2026

21042 Cornerstone Dr Walnut, CA 91789

Estimated Value: $890,000 - $955,000

4 Beds
3.5 Baths
1,760 Sq Ft
19,920 Sq Ft Lot

Highlights

  • Primary Bedroom Suite
  • View of Trees or Woods
  • Property is near park
  • Vejar Elementary School Rated A
  • Open Floorplan
  • Main Floor Bedroom

About This Home

As of March 2026

This beautifully designed 4-bedroom, 3.5-bath 3-story condo blends contemporary finishes, thoughtful functionality, and an unbeatable location within the award-winning Walnut Valley Unified School District. The first floor welcomes you with a full bedroom and bath, perfect for extended family, guests, or a dedicated home office. The main living area on the second floor features laminate flooring, an open-concept layout, and a spacious great room ideal for gatherings. The modern kitchen offers a generous island with sleek quartz counters, granite perimeter countertops, and under-cabinet lighting for a bright, elevated cooking experience. On the top floor, you’ll find the remaining bedrooms, including a tranquil primary suite, along with a conveniently located laundry room. This community is designed for ease and comfort, offering a neighborhood park with greenbelt views, a playground, and a BBQ area, perfect for unwinding, hosting, or weekend fun. Just minutes from the 60 & 57 freeways and close to the Walnut/Industry Metrolink Station, commuting to Los Angeles, Orange County, and the surrounding business hubs is effortless. The home is also within walking distance to Suzanne Middle School and Walnut High School—two of the district’s highest-ranked and most desired campuses.

Last Agent to Rent the Property

Jenna Han

Circa Properties, Inc. License #02223757 Listed on: 01/22/2026

Circa Properties, Inc.

Last Renter's Agent

Xia Liang

Latitude 33 Real Estate License #02245212

Latitude 33 Real Estate

Condo Details

Home Type

  • Condominium

Year Built

  • Built in 2018

Lot Details

  • Two or More Common Walls
  • Landscaped
  • Lawn

Parking

  • 2 Car Direct Access Garage
  • Parking Available

Property Views

  • Woods
  • Park or Greenbelt

Home Design

  • Spanish Architecture
  • Entry on the 1st floor
  • Shingle Roof

Interior Spaces

  • 1,760 Sq Ft Home
  • 3-Story Property
  • Open Floorplan
  • Recessed Lighting
  • Family Room Off Kitchen
  • Living Room Balcony
  • Combination Dining and Living Room

Kitchen

  • Open to Family Room
  • Eat-In Kitchen
  • Gas Oven
  • Free-Standing Range
  • Dishwasher
  • Kitchen Island
  • Granite Countertops

Flooring

  • Carpet
  • Laminate

Bedrooms and Bathrooms

  • 4 Bedrooms | 1 Main Level Bedroom
  • Primary Bedroom Suite
  • Walk-In Closet
  • Quartz Bathroom Countertops
  • Dual Vanity Sinks in Primary Bathroom
  • Bathtub
  • Walk-in Shower

Laundry

  • Laundry Room
  • Gas And Electric Dryer Hookup

Outdoor Features

  • Patio
  • Porch

Location

  • Property is near park
  • Suburban Location

Utilities

  • Central Heating and Cooling System

Listing and Financial Details

  • Security Deposit $3,800
  • Rent includes association dues
  • 12-Month Minimum Lease Term
  • Available 1/23/26
  • Tax Lot 44
  • Tax Tract Number 73294
  • Assessor Parcel Number 8720047134

Community Details

Overview

  • Property has a Home Owners Association
  • Front Yard Maintenance
  • 97 Units

Amenities

  • Community Barbecue Grill

Condo Details

Home Type

Condominium

Year Built

Built in 2018

Lot Details

0.46 Acres

Parking

2

Rental Info

  • Cashiers Check: 1ST Month Rent, Security Deposit
  • Available Date: 2026-01-23
  • Credit Check: Yes
  • Credit Check Paid By: Tenant
  • Deposit Key: 100
  • Deposit Security: 3800
  • Furnished: Unfurnished
  • Transfer Fee Paid By: Tenant

Listing Details

  • Structure Type: House
  • Property Attached: Yes
  • Road Frontage Type: City Street
  • Road Surface Type: Paved
  • View: Yes
  • Architectural Style: Spanish
  • Property Sub Type: Condominium
  • Property Type: Residential Lease
  • Parcel Number: 8720047134
  • Year Built: 2018
  • Special Features: None

Interior Features

  • Fireplace: No
  • Living Area: 1760.00 Square Feet
  • Interior Amenities: Living Room Balcony, Recessed Lighting, Open Floorplan
  • Stories: 3
  • Common Walls: 2+ Common Walls
  • Flooring: Carpet, Laminate
  • Appliances: Yes
  • Full Bathrooms: 3
  • Half Bathrooms: 1
  • Total Bedrooms: 4
  • Eating Area: In Living Room, In Kitchen
  • Entry Level: 1
  • Levels: Three Or More
  • Main Level Bathrooms: 1
  • Main Level Bedrooms: 1
  • Price Per Square Foot: 2.13
  • Room Type: Walk-In Closet, Laundry, Living Room, Main Floor Bedroom, Primary Suite
  • Bathroom Features: Quartz Counters, Bathtub, Double Sinks In Primary Bath, Shower
  • Room Kitchen Features: Kitchen Open To Family Room, Kitchen Island, Granite Counters

Exterior Features

  • Patio: Yes
  • View: Trees/Woods, Park/Greenbelt
  • Fence: No
  • Patio And Porch Features: Porch
  • Pool Private: No
  • Roof: Shingle
  • Spa: No

Garage/Parking

  • Attached Garage: Yes
  • Garage Spaces: 2.00
  • Parking: Yes
  • Parking Features: Covered, Direct Garage Access
  • Total Parking Spaces: 2.00

Utilities

  • Heating: Yes
  • Laundry: Yes
  • Appliances: Free-Standing Range, Gas Oven, Dishwasher
  • Heating Type: Central
  • Laundry Features: Gas & Electric Dryer Hookup
  • Sewer: Public Sewer
  • Water Source: Public
  • Cooling: Central Air
  • Cooling: Yes

Condo/Co-op/Association

  • Association: Yes
  • Amenities: Maintenance Front Yard, Barbecue
  • Senior Community: No
  • Community Features: Suburban

Lot Info

  • Additional Parcels: No
  • Lot Features: Paved, Landscaped, Park Nearby, Lawn
  • Lot Size Sq Ft: 19918.00
  • Lot Size Acres: 0.4573

Multi Family

  • Insurance Water Furniture: Yes
  • Lease Term: 12 Months
  • Lot Size Area: 19918.0000 Square Feet
  • Number Of Units In Community: 97
  • Number Of Units Total: 61
  • Rent Includes: Association Dues

Tax Info

  • Tax Lot: 44
  • Tax Tract Number: 73294

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Nov 29, 2018
Sold by
Shea Homes Lp
Bought by
Park Eunice Eunran and The 2006 Eunice Park Trust
Current Estimated Value
$926,097

Purchase Details

Closed on
Mar 6, 2017
Sold by
Shea Homes Lp
Bought by
Cornerstone Homeowners Assn
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
Park Eunice Eunran $685,000 Fidelity National Title Guar
Cornerstone Homeowners Assn -- Fidelity National Title Buil
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
03/07/2026 03/07/26 Rented $3,750 0.0% --
03/03/2026 03/03/26 Under Contract -- -- --
02/17/2026 02/17/26 Price Changed $3,750 -1.3% $2 / Sq Ft
01/22/2026 01/22/26 For Rent $3,800 +2.7% --
12/15/2024 12/15/24 Rented $3,700 0.0% --
12/02/2024 12/02/24 Under Contract -- -- --
11/19/2024 11/19/24 For Rent $3,700 +23.3% --
04/20/2021 04/20/21 Rented $3,000 -6.3% --
04/14/2021 04/14/21 Under Contract -- -- --
02/24/2021 02/24/21 For Rent $3,200 +8.5% --
04/29/2019 04/29/19 Rented $2,950 -1.7% --
03/29/2019 03/29/19 Price Changed $3,000 -3.2% $2 / Sq Ft
03/22/2019 03/22/19 Price Changed $3,100 -3.1% $2 / Sq Ft
02/15/2019 02/15/19 Price Changed $3,200 -3.0% $2 / Sq Ft
01/16/2019 01/16/19 Price Changed $3,300 -5.7% $2 / Sq Ft
12/26/2018 12/26/18 For Rent $3,500 -- --
Source: California Regional Multiple Listing Service (CRMLS)

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 $9,078 $763,790 $456,021 $307,769
2024 $9,078 $748,815 $447,080 $301,735
2023 $8,853 $734,133 $438,314 $295,819
2022 $8,669 $719,739 $429,720 $290,019
2021 $8,507 $705,628 $421,295 $284,333
2020 $8,398 $698,394 $416,976 $281,418
2019 $8,234 $684,700 $408,800 $275,900
2018 $2,756 $207,210 $207,210 $0
Source: Public Records

Agents Affiliated with this Home

  • Section Image
  • Section Image
  • Section Image
  • Section Image
  • Section Image
  • Section Image
See All Agents

Map

Source: California Regional Multiple Listing Service (CRMLS)

MLS Number: PW26015815

California Regional Multiple Listing Service (CRMLS)

APN: 8720-047-134

Your Personal Tour Guide

Ask me questions while you tour the home.