• Photo - 21042 Cornerstone Dr
$3,750 /month

21042 Cornerstone Dr, Walnut, CA 91789

Last Updated:

What This Condo Offers

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. MLS# PW26015815

Unit

  • $3,750 / month
  • 4 Beds
  • 4 Baths
  • 1760 sq. ft.
  • Available Now

Condo Features

  • Air Conditioning
  • Balcony
  • Carpet
  • Dishwasher
  • Heating
  • Oven
  • Patio
  • Range
  • Vinyl Flooring

Community Features

  • Garages
  • Grill

21042 Cornerstone Dr is located in Walnut, California in the 91789 zip code.

Rental Fees and Pet Policies

The fees below are based on community-supplied data and may exclude additional fees and utilities.

One-Time Basics

Due at Move-In

  • Security Deposit - Refundable
    $3,800

Condo Details

Views

  • Woods
  • Park or Greenbelt

Home Design

  • Built in 2018
  • Spanish Architecture
  • Shingle Roof
  • Condominium
  • Entry on the 1st floor

Interior Spaces

  • Open Floorplan
  • Family Room Off Kitchen
  • Living Room Balcony
  • Recessed Lighting
  • Combination Dining and Living Room
  • 1760 Sq Ft Home
  • 3-Story Property

Kitchen

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

Flooring

  • Carpet
  • Laminate

Bedrooms and Bathrooms

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

Laundry

  • Laundry Room
  • Gas And Electric Dryer Hookup

Parking

  • 2 Car Direct Access Garage
  • Parking Available

Outdoor Features

  • Porch
  • Patio

Lot Details

  • 0.46 Acre Lot
  • Lawn
  • Landscaped
  • Paved or Partially Paved Lot
  • Two or More Common Walls

Location

  • Property is near park
  • Suburban Location

Utilities

  • Central Heating and Cooling System
  • Public Water Source
  • Public Sewer

Listing and Financial Details

  • Security Deposit $3,800
  • 12-Month Minimum Lease Term
  • Available 2026-01-23
  • Tax Lot 44
  • Tax Tract Number 73294
  • Assessor Parcel Number 8720047134
  • Rent includes association dues

Community Details

Overview

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

Amenities

  • Community Barbecue Grill

Explore Commute Options

Destination Address
  • Drive Time
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  • Walk Time
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  • Bike Ride Time
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  • Public Transit
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What's nearby 21042 Cornerstone Dr

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Get In Touch

Property Address:
21042 Cornerstone Dr,
Walnut, CA 91789
Listed by
Jenna Han | Circa Properties, Inc.
Phone Number: (714) 203-6814
CaliforniaRegionalMLS#CA

Copyright 2026 © California Regional MLS. All rights reserved.

Neighborhood Scores

Walk Score ®

Car-Dependent44 / 100

Transit Score ®

Some Transit36 / 100

Bike Score ®

Somewhat Bikeable38 / 100

Soundscore

Active69 / 100

Travel and Transit

Commuter Rail
4 min Drive
Riverside Line - Southern California Regional Rail Authority (Metrolink)
Southern California Regional Rail Authority (Metrolink)
Commuter Rail
15 min Drive
San Bernardino Line - Southern California Regional Rail Authority (Metrolink)
Southern California Regional Rail Authority (Metrolink)
Airport
Ontario International
26 min Drive
Ontario International
Airport
John Wayne/Orange County
36 min Drive
SNA
Airport
Long Beach (Daugherty Field)
44 min Drive
LGB

Local Education

Colleges and Universities

School

Commute Time (Distance)

Mt. San Antonio College

Drive: 5 min (2.8 mi)

Cal Poly Pomona

Drive: 9 min (4.4 mi)

DeVry University-California

Drive: 10 min (4.9 mi)

Western Health Scis., Pomono

Drive: 13 min (7.7 mi)

Discover Walnut Valley, Walnut, CA

Shopping Centers

Shoppers will appreciate 21042 Cornerstone Dr proximity to Walnut Shopping Center, The Marketplace at Grand Crossing West, and The Village. Walnut Shopping Center is 0.5 miles away, and The Marketplace at Grand Crossing West is within a 20 minute walk.

Commuting

With a TransitScore of 36, 21042 Cornerstone Dr has some transit, including 8 transit stops within 12.9 miles. Transit options include Apu / Citrus College Station and Azusa Downtown Station.

Airports

Living in Walnut Valley provides easy access to Ontario International, located just 26 minutes from 21042 Cornerstone Dr. Another nearby airport is Long Beach (Daugherty Field), located 33.2 miles away.

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