About This Home

This 4-bedroom, 3-bathroom single family at 4125 E La Jolla Street in Ontario, CA is listed for $789,900 ($342 per sqft). Built in 2024, the home offers 2,308 sqft of living space on a 0.08 acres lot.

Key Features

  • Built in 2024
  • 0.08 acre lot
  • 2 stories
  • 2 parking spaces

Property Details

2 stories
3 full
2-car garage
2024

Amenities

SolarA/C
Listing Description

Experience modern living in this nearly new 2024-built KB Home located in the highly desirable Ontario Ranch community. Ideally situated near premier shopping and dining destinations such as Costco, 99 Ranch Market, and Cloverdale Marketplace, this home also offers easy access to major freeways (15, 60, and 10), Ontario International Airport, and Metrolink stations-making commuting and travel effortless.

Thoughtfully designed with a spacious, open-concept layout, this well-planned home offers both functionality and style for today's lifestyle. Featuring 4 bedrooms and 3 full bathrooms, including a convenient downstairs bedroom and bath, the home provides flexibility for guests or multi-generational living.

Upstairs, a generous loft adds additional living space, perfect for a media room, office, or play area. The modern kitchen is the heart of the home, complete with quartz countertops, ample cabinetry, a walk-in pantry, and a seamless flow into the main living areas-ideal for both everyday living and entertaining.

The primary suite offers a relaxing retreat with a double-sink vanity and well-appointed finishes. Additional highlights include upgraded waterproof laminate flooring on the main level, plush carpeting upstairs, and recessed, dimmable lighting throughout.

Step outside to enjoy a larger-than-average private backyard featuring low-maintenance artificial turf, designed for water conservation and easy upkeep-perfect for outdoor enjoyment without the hassle of traditional landscaping. Energy-efficient features include a solar system with a fixed monthly cost and a tankless water heater for added convenience.

Residents of the Sunset Ranch community enjoy exceptional amenities, including a resort-style pool and spa, large park with tot lot, dog park, pickleball courts, BBQ and picnic areas, and multiple pocket parks. With its bright, airy ambiance, smart layout, and prime location, this home presents an incredible opportunity to enjoy comfort, convenience, and community living in one of the area's fastest-growing neighborhoods.

Monthly Cost Estimate

$4,410/mo

20% down · 6.5% · 30 years

Principal$571
Interest$3,423
Insurance$230
HOA$185

Estimates only. Actual payments may vary.

Location

4125 E La Jolla Street

Ontario, CA 91761

Features & Amenities

Interior Features

Quartz CountersPantryRecessed LightingOpen Floorplan

Property Details

Parking

DrivewayGarage

Heating

Central

Cooling

Central Air

Appliances

DisposalMicrowaveTankless Water HeaterVented Exhaust FanGas RangeDishwasher

Questions & Answers

This 4-bedroom, 3-bathroom single family at 4125 E La Jolla Street is listed at $789,900 ($342/sqft). The estimated monthly payment is $4,409 based on 20% down, a 30-year loan at 6.5% interest, estimated insurance, HOA fees.

HOA fees are $185/month.

Key features include: Built in 2024, 0.08 acre lot, 2 stories, 2 parking spaces. Interior Features: Quartz Counters, Pantry, Recessed Lighting.

This property is listed by CHEN DONG and can be reached at 9095008877.

CD

CHEN DONG

License 02151161

Agent at US National Realty

(909) 500-8877
Agent website

Listed by US National Realty · Broker phone: (626) 382-1688 · Broker website

MLS# WS26092636· Source: California Regional Multiple Listing Service, Inc· 141 days on PropertySimple

Copyright © 2026 California Regional Multiple Listing Service, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

4125 E La Jolla Street, Ontario, CA 91761

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