How Long Do Potatoes Last?
Storage method
* freezer times are best-quality windows
Potatoes — refrigerator, from date of purchase
1 to 2 weeks in the refrigerator
- Refrigerator at or below 40 °F (4 °C)
- Applies from date of purchase
Pick a valid date to calculate the recommended use-by window.
Source: USDA FSIS FoodKeeper (v128, snapshot 2026-07-24) · About this data · Report an issue
FoodStorageCheck — official USDA FoodKeeper guidance · foodstoragecheck.com
All official guidance for potatoes
Every storage entry the USDA FoodKeeper dataset lists for this food, exactly as published (v128, snapshot 2026-07-24). “No official duration listed” means the source does not provide a number for that combination — not that the food lasts forever.
Potatoes
| Where | Condition | Official time | Notes from the source |
|---|---|---|---|
| Pantry | general guideline | No official duration listed | This is the recommended storage method for whole potatoes. |
| Pantry | from date of purchase | 1 to 2 months | — |
| Refrigerator | general guideline | No official duration listed | The United States Potato Board notes refrigeration can cause potatoes to darken during cooking and to develop an unpleasantly sweet taste. |
| Refrigerator | from date of purchase | 1 to 2 weeks | — |
| Freezer | general guideline | 10 to 12 months (best quality) | Freezer timeline applies to cooked and mashed potatoes. |
Potatoes — instant
| Where | Condition | Official time |
|---|---|---|
| Pantry | from date of purchase | 10 to 15 months |
| Pantry | after opening | 6 to 12 months |
Common questions about potatoes
- How long do potatoes last in the refrigerator?
- 1 to 2 weeks in the refrigerator, counted from the date of purchase, per the USDA FSIS FoodKeeper dataset. Times assume a refrigerator at or below 40 °F (4 °C).
- Can you freeze potatoes?
- Yes. 10 to 12 months in the freezer, per the USDA FSIS FoodKeeper dataset. This is a best-quality window — food kept constantly frozen at 0 °F (−18 °C) stays safe indefinitely.
- How long do potatoes last in the pantry?
- 1 to 2 months in the pantry, counted from the date of purchase, per the USDA FSIS FoodKeeper dataset. Assumes a cool, dry pantry away from light.
Two reminders that apply here
Keep the fridge at 40 °F (4 °C) or below.Refrigerator times in this dataset assume a refrigerator held at or below 40 °F. An appliance thermometer is the reliable way to check.
The two-hour rule.Perishable food left at room temperature for more than 2 hours (1 hour above 90 °F / 32 °C) should be discarded, per FoodSafety.gov. Storage windows assume food was refrigerated promptly.