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$4,200 /month

20992 Cornerstone Dr, Walnut, CA 91789

Last Updated:

Room for Rent

This listing offers a private bedroom within a shared property. You may share common spaces like the kitchen, living room, and possibly bathrooms with other renters or the property owner.

What This Condo Offers

Welcome to this beautifully maintained corner end-unit home in the highly desirable Astoria at Cornerstone community. Offering 4 bedrooms, 3.5 bathrooms, and... approximately 1,983 sq ft of living space, this bright and spacious residence features high ceilings, contemporary finishes, and abundant natural light throughout. The first level includes a private bedroom with ensuite bath, ideal for guests, extended family, or a home office. The main living area on the second floor features wood flooring, an open-concept living and dining area, a private balcony, powder room, and a modern kitchen with a large center island, quartz/granite countertops, and ample cabinet storage. The top floor offers 3 additional bedrooms, including a spacious primary suite with private bath, plus two secondary bedrooms, a hall bathroom, and a convenient upstairs laundry room. Additional highlights include central A/C and heat, an attached 2-car garage, and an excellent location within walking distance to Walnut High School and Suzanne Middle School, both part of the highly regarded Walnut Valley Unified School District. Conveniently located near freeway access, Metrolink stations, shopping, dining, and everyday amenities. Move-in ready in late April. Pets considered with additional deposit. MLS# SB26083944

Unit

  • $4,200 / month
  • 4 Beds
  • 4 Baths
  • 1983 sq. ft.
  • Available Now

Condo Features

  • Air Conditioning
  • Balcony
  • Dining Room
  • Dishwasher
  • Disposal
  • Granite Countertops
  • Heating
  • Range
  • Refrigerator
  • Washer/Dryer Hookup

Community Features

  • Garages

20992 Cornerstone Dr is a room for rent in Walnut, CA

Fees and 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
    $5,800

Property Fee Disclaimer Based on community-supplied data and independent market research. Subject to change without notice. May exclude fees for mandatory or optional services and usage-based utilities.

Condo Details

Home Design

  • Built in 2018 | Remodeled
  • Spanish Tile Roof
  • Condominium
  • Concrete Roof
  • Entry on the 1st floor

Interior Spaces

  • Open Floorplan
  • High Ceiling
  • Great Room
  • Family Room Off Kitchen
  • Recessed Lighting
  • Dining Room
  • Entryway
  • 1983 Sq Ft Home
  • 3-Story Property
  • Wired For Data

Kitchen

  • Granite Countertops
  • Quartz Countertops
  • Open to Family Room
  • Eat-In Kitchen
  • Kitchen Island
  • Gas Range
  • Dishwasher
  • Disposal
  • Water Line To Refrigerator

Bedrooms and Bathrooms

  • Double Master Bedroom
  • 4 Bedrooms | 1 Primary Bedroom on Main
  • Walk-In Closet
  • Bathtub with Shower
  • Upgraded Bathroom
  • Walk-in Shower
  • 3.5 Bathrooms
  • Exhaust Fan In Bathroom
  • Closet In Bathroom
  • 4 Bedrooms | 4 Bathrooms
  • Dual Vanity Sinks in Primary Bathroom
  • Private Water Closet

Laundry

  • Laundry Room
  • Laundry on upper level
  • Washer and Gas Dryer Hookup

Home Security

  • Home Security System
  • Carbon Monoxide Detectors

Parking

  • 2 Car Direct Access Garage
  • Parking Available

Outdoor Features

  • Balcony
  • Rain Gutters
  • Exterior Lighting

Lot Details

  • 17474 Sq Ft Lot
  • No Units Above
  • End Unit
  • No Units Located Below
  • 1 Common Wall

Location

  • Suburban Location

Schools

  • Vejar Elementary School
  • Suzanne Middle School
  • Walnut High School

Utilities

  • Tankless Water Heater
  • Forced Air Zoned Heating and Cooling System
  • Heating System Uses Natural Gas
  • Cable TV Available
  • Phone Available
  • Underground Utilities
  • Public Water Source
  • Electricity Connected
  • Natural Gas Connected
  • Sewer Connected
  • Water Connected
  • Public Sewer

Listing and Financial Details

  • Security Deposit $5,800
  • 12-Month Minimum Lease Term
  • Available 2026-04-20
  • Tax Lot 42
  • Tax Tract Number 73294
  • Assessor Parcel Number 8720047076
  • Rent includes association dues

Community Details

Overview

  • 61 Units
  • Property has a Home Owners Association

Pet Policy

  • Dogs and Cats Allowed
  • Pet Deposit $500

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 20992 Cornerstone Dr

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Get In Touch

Property Address:
20992 Cornerstone Dr,
Walnut, CA 91789
Listed by
Jonathan Mak | Faith Realty
Phone Number: (310) 328-6688
CaliforniaRegionalMLS#CA

Copyright 2026 © California Regional MLS. All rights reserved.

Area Scores

Walkability

Somewhat walkable30 / 100

Transit

Limited public transit30 / 100

Driveability

Exceptionally drivable100 / 100

Bikeability

Fairly bikeable50 / 100

Scores provided by

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 (2.9 mi)

Cal Poly Pomona

Drive: 9 min (4.4 mi)

DeVry University-California

Drive: 10 min (4.9 mi)

Western Health Scis., Pomono

Drive: 14 min (7.8 mi)

Discover Walnut Valley, Walnut, CA

Shopping Centers

Shoppers will appreciate 20992 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 21 minute walk.

Commuting

With a TransitScore of 30, 20992 Cornerstone Dr has limited public 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 20992 Cornerstone Dr. Another nearby airport is Long Beach (Daugherty Field), located 33.3 miles away.

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