If you’re searching “what size storage unit do I need?” you’re already asking the right question. Choosing the correct unit size can save you money, reduce stress, and make storage much easier—especially if you’re moving, downsizing, renovating, or storing business items.
At Green Door Self Storage in Albertville, AL, we help local renters select the right unit size every day. Whether you need a small storage unit for a few boxes or a larger space for furniture and appliances, this guide will help you confidently choose the best fit.
Here’s a simple breakdown of the most common storage unit sizes and what typically fits in each:
5x5 Storage Unit: Small closet (boxes, bins, seasonal items)
5x10 Storage Unit: Walk-in closet (small furniture + boxes)
10x10 Storage Unit: Small bedroom / apartment (1–2 rooms)
10x15 Storage Unit: 2–3 rooms (furniture + appliances)
10x20 Storage Unit: Full household storage (3–4 bedroom home)
10x25 / 10x30 Storage Unit: Large home + garage / business storage
If you're still unsure after reading, don’t worry—most renters in Albertville choose between 5x10, 10x10, and 10x15.
A 5x5 storage unit is one of the smallest options and works well if you only need a little extra space.
Best for:
Boxes and totes
Holiday decorations
Clothes and shoes
Small furniture (end table, chair)
Kids’ items and toys
Perfect for: apartment renters, college storage, seasonal storage.
A 5x10 unit is a very popular option for people who need storage during a move or renovation.
Fits about: the contents of a walk-in closet.
Best for:
Mattress set (depending on arrangement)
Small dresser
Boxes and bins
Chairs
Small shelving units
Bikes
Perfect for: moving, temporary storage, clearing out one room.
A 10x10 storage unit is one of the most common sizes for homeowners. It gives you enough space for furniture while still being affordable.
Fits about: the contents of a 1–2 bedroom apartment.
Best for:
Bedroom set
Couch and chairs
Dining table
Boxes, bins, totes
TVs and electronics
Perfect for: moving storage, downsizing, long-term storage.
✅ Pro Tip: If you’re storing furniture, a 10x10 climate-controlled unit is a smart choice in Alabama humidity.
If you need space for multiple rooms or large furniture, a 10x15 storage unit is often the best balance of size and value.
Fits about: the contents of a 2–3 bedroom home (depending on packing).
Best for:
Several bedroom sets
Sofas and living room furniture
Appliances (washer/dryer, refrigerator)
Large number of boxes
Perfect for: larger moves, major remodels, storing a household temporarily.
A 10x20 storage unit is great for full-home storage and is ideal for people who are relocating, building a house, or storing a large amount of furniture.
Fits about: contents of a 3–4 bedroom home.
Best for:
Large appliances
Multiple room furniture sets
Garage items and tools
Large shelving
Business inventory
Perfect for: long-term household storage, business storage, major transitions.
If it’s mostly boxes, you can usually go smaller.
If it includes furniture, you’ll need more room and better stacking space.
If it’s longer than 2–3 months, it’s worth choosing:
a slightly bigger unit
a unit layout that allows access
climate control for sensitive items
If you’ll be visiting the unit often, don’t pack it wall-to-wall. Choose a unit that allows an aisle so you can reach items without unloading everything.
If you’re searching storage units near me and deciding between indoor climate control vs outdoor storage, here’s the simple rule:
If it can be damaged by heat or humidity, store it climate controlled.
In Albertville, AL, climate-controlled storage is strongly recommended for:
wood furniture
mattresses
electronics
paperwork and photos
clothes and textiles
collectibles
At Green Door Self Storage, we offer mostly climate-controlled units, making it easier to protect your belongings year-round.
If you want to maximize space (and avoid paying for more storage than needed), use these tips:
✅ Use uniform stackable totes
✅ Disassemble beds and tables
✅ Store couches upright (if safe)
✅ Use shelving for vertical storage
✅ Put heavy items at the bottom
✅ Label every box on multiple sides
If you’re in Albertville or the surrounding area and aren’t sure what to rent, we can help you choose the perfect fit.
Whether you need a small unit for a few boxes or a large space for a move, Green Door Self Storage makes storage simple and secure.
👉 Visit www.greendoor-selfstorage.com to view availability and rent online.