Short answer
About $89 a month on average in the U.S., based on 2026 national booking data. Your local price depends on the unit size, climate control and your area, so call or check the facility website for the current rate.
| Size | Average monthly cost |
|---|---|
| 5x5 | $34.89 |
| 5x10 | $50.92 |
| 10x10 | $80.43 |
| 10x15 | $109.03 |
| 10x20 | $130.14 |
Prices are national averages for units booked online, 2026 through May.
Posted street rates tend to run higher. The national street rate for a 10x10 is $119 a month as of September 2026. The gap is mostly online discounts and move-in promotions.
To get a real local number:
- Find the facilities within 5 miles with the finder.
- Open each website from the listing and check the online price for your size.
- Ask for the move-in total and the rate after any promo ends.
We do not show prices on listings yet because rates change daily. Our storage cost guide covers fees, rate increases and ways to pay less.