FOOD STORAGE GUIDE
How long does walnuts (shell or no shell) last?
SOURCE USDA FOODKEEPER · DATASET V128
Walnuts (shell or no shell) keeps about 2–4 weeks in the pantry, 9–12 months in the refrigerator and 24 months in the freezer at best quality, per USDA FoodKeeper guidance.
| Where | How long | Notes |
|---|---|---|
| Pantry | 2–4 weeks | From date of purchase. |
| Refrigerator | 9–12 months | From date of purchase. |
| Freezer | 24 months | From date of purchase. |
* Best quality. Food kept frozen at 0 °F stays safe beyond this window; flavor and texture decline.
Data: USDA FoodKeeper, dataset version 128. Windows assume typical products stored properly.