Rare Redevelopment Opportunity in Prime Ontario Location – 10,035 SF Building on 0.68 Acres sale with Approved Fourplex Conversion Plan Near Ontario Airport A unique investment opportunity awaits with this expansive 10,035 square foot property situated on a generous 0.68 acre lot in the heart of Ontario, California. Originally built as a private educational facility, this structure is currently undergoing a strategic redevelopment to transform it into a fully approved fourplex residential complex which is perfectly suited for multi-generational living, institutional leasing, or income generating rentals. The city-approved architectural plans reimagine the existing footprint into four fully independent residential units, each with its own private entry, kitchen, and laundry. Interior demolition has already been completed, and the project is ready for final permitting and construction. Unit A: 481 SF with 1 bed, 1 bath, kitchen, living room, laundry Unit B: 7,516 SF with 8 beds, 7 baths + powder room, dual kitchens, large dining, multiple living spaces, 3 master suites Unit C: 865 SF with 1 bed, 2 baths, office, kitchen, living room Unit D: 1,090 SF with 1 bed, 2 baths, office, kitchen, living room Each unit will have separat
MLS #
CRIV25133188
MLS Source
California Regional MLS
Days on Site
182
Bedrooms
Ground Floor Bedroom
Kitchen
None
Fireplace
None
Laundry
None
Cooling
None
Roof
Shingle
Foundation
Slab
Pool
None
Garage/Parking
Garage: 0 Car(s)
High School District
Chaffey Joint Union High
HOA Fee
$0
Zoning
LDR-5
718 E Maitland Street is a Single Family Residence in Ontario, CA 91761. This 10,305 square foot property sits on a 0.682 Acres Lot and features 17 bedrooms & 5 full bathrooms. It is currently priced at $2,100,000 and was built in 1969. This address can also be written as 718 E Maitland Street, Ontario, CA 91761.
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This listing information is up-to-date as of July 12, 2025. For the most current information, please contact YUMING BAI