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About Us

Find a storage rental for your home items or office supplies when you make a storage reservation at Mountain Avenue Self Storage, located at 630 S Mountain Ave. Whether your needs are temporary, or you have a long-term plan, find affordable storage that works for you. We make it easy for you to search through selection. Use our mobile-friendly online portal to calculate the size you need and book your reservation. With a few taps on your smartphone, you are one step closer to organized living. Get started when you make an online storage reservation today.

Facility Info

Mountain Avenue Self Storage

630 S Mountain Ave
Ontario, CA 91762

909-986-0068

Office Hours:
Monday – Sunday: 9:00 AM – 6:00 PM

Drive Up Unit Access Hours:
Monday – Sunday: 6:00 AM – 9:00 PM

Indoor Unit Access:
Monday – Sunday: 9:00 AM – 5:45 PM

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