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311 S San Marino Avenue

311 S San Marino Avenue, San Gabriel, CA 91776

Active

Time on site: 49 days • Last updated: Jun 17, 2026

Property Type

Residential

Property Sub Type

Single Family Residence

Bedrooms

Bathrooms

Square Feet

5,564

Acres

0.12

Days on Site

Cooling

Central Air

Heating

Heat Pump

Year Built

1913

Stories

Garages

GENERATING APPROXIMATELY $10,700 IN TOTAL MONTHLY RENTAL INCOME, this rare investment opportunity is located in the heart of San Gabriel! This versatile mixed-use income property features a two-story building with 5 commercial and residential units, offering strong cash flow potential and flexible use opportunities. The first floor consists of two commercial units: 311 and 315, ideal for office, retail, warehouse, or mixed business operations. Unit 311 features a spacious basement of approximately 2,200 SqFt, perfect for storage or additional workspace, along with an exterior 3/4 bathroom. Unit 315 includes a private office area, storage space, and a 1/2 bathroom. The two units are currently leased for $4,000 per month ($2,000 each). The second floor offers three residential income units: Unit 313-A: 3 bedrooms and 2 bathrooms, currently rented for $2,800/month; Unit 313-B: 1 bedroom and 1 bathroom, currently rented for $1,600/month; Unit 313-C: 1 bedroom and 1 bathroom, currently rented for $1,600/month. In addition, an extra room located in the backyard is currently generating $700/month in rental income. Whether you are looking to expand your investment portfolio, operate your own business while collecting rental income, or explore redevelopment potential, this unique mixed-use property offers exceptional versatility and long-term opportunity in a highly desirable location.

Property Information

Property Details

Location

Address

311 S San Marino Avenue

County

Los Angeles

City

San Gabriel

Zip Code

91776

School District

San Marino Unified

MLS Area

654 - San Gabriel

Interior Features

Beds and Baths

Bedrooms

Main Level Bedrooms

Full Bathrooms

3/4 Bathrooms

Building

Building Information