Find out monthly storage unit costs by size and location in 2026. Compare self-storage options. Free storage cost calculator.
Storage unit prices range from $40/month for a 5x5 closet-size unit to $350+/month for a 10x30 drive-up unit in a major city. Prices peak in summer and drop significantly in winter — the same unit can cost 20-30% more in June than February. Our guide shows current prices by size and location and how to find the best deals.
Average monthly prices nationally: 5x5 (25 sq ft): $40-$90/month. Fits: boxes, seasonal items, small furniture. 5x10 (50 sq ft): $60-$130/month. Fits: studio apartment contents. 10x10 (100 sq ft): $90-$200/month. Fits: 1-2 bedroom apartment. 10x15 (150 sq ft): $110-$230/month. 10x20 (200 sq ft): $130-$280/month. Fits: 2-3 bedroom home. 10x30 (300 sq ft): $180-$380/month. Climate-controlled: add 20-40% to all above prices.
Storage cost savings strategies: Seasonal timing: rent in October-February for 20-30% lower rates versus summer peak. Negotiate: first month free is common promotion — always ask. Lock in rate: ask about rate lock for 6-12 months — prices often increase after promotional period. Compare online: SpareFoot.com and Storage.com aggregate prices across facilities. Size down: fill unit completely with smart stacking versus paying for unused space.
Storage unit value assessment: Worth it for: temporary storage during move, business inventory overflow, seasonal items (holiday decorations, sports equipment), downsizing but not ready to part with items. Not worth it for: long-term storage of items with low value — annual storage cost often exceeds replacement value. Rule of thumb: if you would not pay to replace those items, donate them instead of paying to store them.
Size selection guide: 5x5 (25 sq ft): contents of one room of boxes and small items. 5x10 (50 sq ft): studio apartment contents. 10x10 (100 sq ft): 1-2 bedroom apartment or small house worth of furniture and boxes. 10x20 (200 sq ft): average 2-3 bedroom home. 10x30 (300 sq ft): large 3-4 bedroom home plus vehicle. Most people overestimate space needed — proper vertical stacking fits more than expected in smaller unit.
Storage unit insurance: Facility insurance: covers facility damage but NOT your belongings. Your homeowners or renters insurance may extend coverage to storage units — check your policy (typically 10% of personal property limit). Facility-offered insurance: $8-$25/month for $2,000-$5,000 coverage. Evaluate your stored items: if storing $10,000+ in valuables, get adequate coverage. Jewelry, electronics, art: may need scheduled floater on your homeowners policy.
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