Find Your Perfect Fit
Storage Unit Size Estimator
At Castle Self Storage, we keep storage simple and affordable for both personal and business use. Use our size estimator below to find the right unit for your needs — whether it’s a few boxes, your business stock, or a whole house move.
We’re here to make sure your storage experience is stress-free. If you’re unsure which size is best, just give our friendly team a call and we’ll be happy to advise.
25 sq ft Unit
Perfect for smaller items and seasonal storage.
- Around 54 medium boxes
- Contents of a garden shed or cloakroom
- 1 small van load / estate car
35 sq ft Unit
Ideal for students or a small flat.
- Around 96 medium boxes
- A bedsit, studio, or 1-bed flat
- 1 small (SWB) Transit van load
50 sq ft Unit
Great for moving out of a 1-bed property.
- Around 120 medium boxes
- 1 large (LWB) Transit van load
- Contents of a 1-bedroom house
75 sq ft Unit
Ideal for an average 2-bed home.
- Around 180 medium boxes
- Contents of a typical 2-bedroom house
- 1 Luton van load
100 sq ft Unit
Popular choice for families and small businesses.
- Around 216 medium boxes
- Contents of a 2–3 bed flat or house
- 1–2 Luton van loads
150 sq ft Unit
Perfect for larger households.
- Around 360 medium boxes
- Large 3-bed or average 4-bed house
- 2–3 Luton van loads
Your Space, One Call Away
Questions about storage or ready to book your unit? Our friendly team in Hapton, Burnley is here 7 days a week to help. Call us, drop us a message, or pop in — we’d love to hear from you.