340 W Caroline Street, Ontario, CA 91762 - Photo 1 of 31, Ontario, CA
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$1,100,000

340 W Caroline Street, Ontario, CA 91762

7Beds
4Baths
3,446Sq Ft
1964Built
63Days Listed

About This Property

Stunning and spacious Ontario property offering a total of 3,446 sq ft of living space, featuring 7 bedrooms and 4 bathrooms across a main residence and a permitted accessory dwelling unit. This versatile property provides flexibility for extended living, multi generational use, or rental income potential. The main home offers approximately 2754 sq ft with 6 bedrooms and 3 bathrooms, featuring a bright and open layout with high ceilings, a classic brick fireplace, and a seamless blend of recessed and natural lighting. The interior includes laminate flooring throughout and a well equipped kitchen with brand new appliances, a range hood, ample cabinetry for storage and a dedicated laundry area. Bedrooms are generously sized with built in closets and shelving, providing both comfort and functionality. The permitted ADU offers approximately 692 sq ft with 1 bedroom and 1 bathroom, providing a private and self contained living space ideal for extended family, guests, or income producing use. ADU is currently rented. The property sits on a well maintained lot with front and backyard space suitable for outdoor use and entertaining. Conveniently located near shopping, dining, and major access routes, this property combines size, versatility, and opportunity in a desirable Ontario location. Buyer to verify all information including square footage, permits, and usage.

Property Location

Map

Property Details

Property Type
Detached
Bedrooms
7
Bathrooms
4
Building Area
3,446 Sqft
Living Area
3,446 sqft
Year Built
1964
Stories
1.0
Status
Active
Days on Market
63
Cumulative Days on Market
59
Original Price
$1,100,000

Location & Neighborhood

What's nearby 340 W Caroline Street, Ontario, CA 91762

Parks & Recreation

POI data updated 3/3/2026

Ontario Market Snapshot

370

Active Listings

$649K

Median Price

49

Avg Days on Market

Last updated: Apr 30, 2026

Listed by

Richie Herrera, JohnHart Real Estate · 818-606-9891

Based on information from California Regional Multiple Listing Service, Inc. as of the date of this data. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing.

$1,100,000