6' wide x 10' deep is our smallest storage unit. This size is good for totes/boxes but will basically fit a mid size bedroom including a queen size bed, dresser, TV, and some totes.
10' wide x 10' deep is a handy storage size that many renters seem to keep and use year round to store items depending on the season - of course you can rent for just 1 month if that is all you need the storage space for. This size storage should hold the contents of a family room or two full bedrooms.
10' wide x 20' deep is the size of a good single car garage stall. This size storage will hold the contents of up to five bedrooms. Recommended for larger household items or for storing cars. Businesses use this size for storing inventory or tools so office space is freed up.
10' wide x 24' deep gives one a lot of storage space! Ideal for 5 to 6 bedroom house or for larger vehicles including boats.
10' wide x 30' deep is some serious storage! With 300 square feet of floor space plus add in the high ceilings allows one to put up to 7 bedrooms into this storage space. Businesses also use these sizes rather than take up valuable employee work space in their stores.