
Ontario, California 91762
This Multi-Generational Estate is a High-Potential Investment Opportunity, listed at $1,325,000—positioned above the $1,209,943 Fair Market Value. While priced at a premium, the property offers immense utility through its 6-bedroom main residence and detached bonus unit, providing significant rental income potential. Featuring a Mint Condition Rating following a comprehensive renovation, the home includes a high-end kitchen and central HVAC. With a massive 0.61-acre lot offering ADU development potential, this is an ideal acquisition for Buy-and-Hold Investors or Owner-Occupants seeking a versatile, move-in-ready compound.
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 1434 W Philadelphia Street Subject | $1,325,000* List Price | 7 | 4 | 2,740 | $442 | - |
A 1315 S Jasmine Sold | $1,180,000 | 5 | 3 | 2,784 | $424 | 1.0 mi |
* Subject property listed price vs sold prices of comps.
Property is new construction or fully renovated.
While originally built in 1953, the property has undergone a comprehensive modern renovation within the last 5 years. The interior features a high-end kitchen with white shaker cabinets, a large contrast island, quartz countertops, and stainless steel appliances. With updated flooring, recessed lighting, and central HVAC, the home is in mint, move-in-ready condition.
The property has a large lot size, which is more than 4 times of its living area. lot size in square feet = 26775, living area = 2740.
The massive 0.61-acre lot is a rare find in Ontario, offering significant space for horse facilities, RV storage, or the construction of additional ADUs to maximize property value.
With a 6-bedroom main residence and a separate detached bonus unit with a full bath, the property is perfectly configured for large families or investors seeking immediate rental income.
Bedroom count discrepancy between mls listing and other public or private record. mls listing bedroom count = 7, other record bedroom count = 3.
Built in 1953, the property may require significant cosmetic or structural updates to meet modern luxury standards, which could necessitate additional capital investment beyond the purchase price.
The sprawling 26,775 square foot lot and mature landscaping demand substantial ongoing maintenance, irrigation costs, and labor compared to standard residential lots in the area.
Rare Multi-Generational Estate & Investor's Dream on a 0.61-Acre Lot! Welcome to 1434 W. Philadelphia Street an extraordinary mid-century ranch-style horse property compound set on a massive 26,775 square foot lot in a highly desirable pocket of West Ontario. Offering an incredibly rare combination of space, versatility, and income potential, this expansive property is a perfect fit for large families, multi-generational living, or savvy investors looking for immediate value. The sprawling main residence features an impressive 6 bedrooms and 3 full bathrooms, providing an abundance of space and flexibility that is incredibly hard to find in this market. Flexible Living: Whether you need room for a growing family, dedicated home offices, or a home gym, this floor plan easily accommodates your lifestyle. Classic Comfort: The home retains its charming mid-century character, featuring a cozy central fireplace for cool winter evenings and central air conditioning. Ample Parking: Includes an attached 2-car garage accompanied by a long driveway with plenty of room for multiple vehicles, guest parking, or RV and boat storage. A true standout feature of this property is the separate detached bonus unit complete with its own full bathroom. This highly private space is perfect for use as a guest house, a comfortable in-law suite, a quiet home office, or a creative studio. Income Generating: For investors, this secondary unit provides an immediate opportunity to generate rental income. The Grounds gives you the ultimate luxury: space. A True Compound: Surrounded by mature trees. Blank Canvas Backyard: The sprawling rear yard is ready for your ultimate vision. There is more than enough room to build a custom pool, plant a sprawling family orchard, or explore the potential to build an additional ADU (buyer to verify with the city). Located in a quiet, established neighborhood near the Chino border, you get the tranquility of a residential enclave with unbeatable everyday convenience. You are walking distance to Vista Grande Elementary and Homer Briggs Park, with easy access to major shopping centers, dining, and the 60 freeway for a streamlined commute. Properties with this bedroom count, a separate living unit, and a lot of this magnitude are a rare find in Ontario. Whether you are looking to build a family legacy or expand your investment portfolio, the possibilities here are endless. Don't miss out on this unique opportunity—schedule your private showing today!
No exterior & parking available.
No sensitive facilities data found.
| Feature | Subject | Average Home | Neighborhood Ranking (50 Listings) |
|---|---|---|---|
| Beds | 7.0 | 3.0 | 99% |
| Baths | 4.0 | 2.0 | 95% |
| Square foot | 2,740 | 1,595 | 87% |
| Lot Size | 26,775 | 7,347 | 97% |
| Price | $1.32M | $723.8K | 98% |
| Price per sq ft | $484 | $460 | 62% |
| Built year | 1953 | 1961 | 22% |
| HOA | $0 | $0 | 50% |
| Days on market | 2 | 156 | 2% |
Jun 4, 2026
$1,325,000
Initial Listing
Aug 7, 2015
$520,000
Public Record