1055 N Mountain Ave

Ontario, California

1055 N Mountain Ave is a retail property in the city of Ontario, California. It is located in the San Bernardino County region of the United States, and shares postal code 91762.

This location is a total of 6,370 square feet, has roof access, was built in 1988, has a floor area ratio of 0.303, and 4 residential units. The property has a 21,000 square foot lot area.

Property Information

Name

1055 N Mountain Ave

Property Type

Retail

Year Built

1988

Building Details

Square Footage

6,370 sq ft

Lot Area

21,000 sq ft

Floors

Number Of Buildings

Floor Area Ratio

0.303

Units & Spaces

Residential Units

Infrastructure & Security

Roof Access

Yes

Security

System Information

Census Tract

6071001001

Updated

1/23/2026

Created

9/21/2023