How long do peanuts last once opened?
Peanuts (boiled, shelled, opened) keep 7 days in the refrigerator.
Fridge
After opening
7days
Freezer
Can be frozen: yes
-
Pantry
No known time
-
Mine has been in the fridge for
Refreeze after thawing in the fridge?
- United States
- Yes
- United Kingdom
- Only after cooking
How long do peanuts last in the refrigerator?
- Boiled, shelled, opened7 daysAfter opening
Refrigerators should be set to maintain a temperature of 40 °F or below.
Your fridge should be set between 0 and 5°C.
Other forms
| Form | Fridge | Freezer | Pantry |
|---|---|---|---|
| Shell | 12 months | 24 months | 4 months |
| No shell | 12 months | 24 months | 4 weeks |
| Boiled, shelled | - | indefinitely | 3 years |
| Roasted peanuts | - | - | use-by date on package |
| Roasted peanuts, opened | 4 weeks | - | 1-2 weeks |
Sources
We always show the most cautious time among official sources. Last verified: October 1, 2026.