YOUR PLACE FOR SPACE !
This is a general guideline to help you figure out what size would meet your needs.
5 x 5 = Small items, boxes, books, etc…
5 x 10 = Small 1 bedroom home
10 x 10 = 1 bedroom home
10 x 15 = 2 - 3 bedroom home
10 x 20 = 3 - 4 bedroom home
10 x 30 = 5 - 7 bedroom home