Need self-storage units in Des Moines IA? Call StorageMart at 515.276.6366 or visit 5267 Merle Hay Rd. First month free on select units, get instant quotes online today! Our self storage facility features parking areas dedicated specifically to vehicle storage. You can free up space at home, but also have your RV or boat conveniently nearby when its time to hit the open road or open water. Its the best of both worlds. Our self storage units in Des Moines IA also come in varying sizes for your home or office storage needs. Climate controlled storage space provides a moderated climate to heat your space in the winter and cool it during the summer. This is the ideal self storage, and prevents your items from being exposed to drastically changing seasons.