Amazon FBA storage fee calculator (US)
Rates from sellercentral.amazon.com and sellercentral.amazon.com, fetched 2026-10-15. Amazon measures volume in cubic decimetres; we use cubic feet from your inches, so expect small rounding differences.
Result
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Base monthly storage rates (per cubic foot)
| Months | Standard-size | Oversize | Dangerous goods (std / over) |
|---|---|---|---|
| January – September | $0.78 | $0.56 | $0.99 / $0.78 |
| October – December | $2.40 | $1.40 | $3.63 / $2.43 |
Aged inventory surcharge (from Jan 16, 2026)
| Age | Per cubic foot | Or per unit (greater applies) |
|---|---|---|
| 181–210 days | $0.50* | — |
| 211–240 days | $1.00* | — |
| 241–270 days | $1.50* | — |
| 271–300 days | $5.45 | — |
| 301–330 days | $5.70 | — |
| 331–365 days | $5.90 | — |
| 366–455 days | $6.90 | $0.30 |
| 456 days or more | $7.90 | $0.35 |
* Excludes clothing, shoes, bags, jewelry and watches. Amazon’s own T-shirt worked example on the same page shows billed amounts that don’t match its stated method, so we follow the written rule: the greater of cubic-foot and per-unit charges.
Sources
| Source | URL | Fetched | Notes |
|---|---|---|---|
| amazon_storage | https://sellercentral.amazon.com/help/hub/reference/external/G3EDYEF6KUCFQTNM?locale=en-US | 2026-10-15 | Amazon US Monthly inventory storage fees: base fee per cubic foot by size tier and season (Jan–Sep / Oct–Dec), storage utilization surcharge bands (applies only to inventory aged over 30 days, Professional sellers past 365 days with ≥25 cu ft daily volume and ratio above 22 weeks), dangerous goods rates. |
| amazon_aged | https://sellercentral.amazon.com/help/hub/reference/external/GJQNPA23YWVA4SBD?locale=en-US | 2026-10-15 | Amazon US Aged inventory surcharge, rates from January 16, 2026: per cubic foot by age band, assessed on the 15th of each month; 366+ days use the greater of the cubic-foot or per-unit charge. 181–270 day bands exclude clothing, shoes, bags, jewelry and watches. |
Fees and rules change. Confirm against the official page and your own account before pricing decisions.
FAQ
How much is Amazon FBA storage per cubic foot in 2026?
For non-dangerous goods: standard-size $0.78 (Jan–Sep) and $2.4 (Oct–Dec); oversize $0.56 and $1.4.
When does the aged inventory surcharge start?
At 181 days in the fulfillment network, assessed on a snapshot on the 15th of each month, on a first-in, first-out basis.
How is the storage fee calculated?
Average daily units × volume per unit (cubic feet) × the rate for your size tier and month. The utilization surcharge, if it applies, is added for units aged over 30 days.