Looking for storage units in Chicago? Visit StorageMart at 1015 N Halsted St or call 312.787.0001. Instant quotes online. First month free on select units! When choosing storage units in Chicago, climate controlled storage is an option you might want to consider. Art, photographs, antiques, furniture, books and electronics are among the most commonly stored items. They’re also items that should be stored in a climate controlled storage unit. These units maintain moderate temperature levels, no matter what might be happening outdoors. Get to your belongings on your schedule! Our gate access hours are 7am to 7pm, seven days a week.