How long do peanuts last?
Quick answer
Peanuts (shell) keep 12 months in the fridge and 24 months in the freezer.
- Shell 12 months in the fridge · 24 months in the freezer
- No shell 12 months in the fridge · 24 months in the freezer
- Boiled, shelled, opened 7 days in the fridge
Fridge
From purchase
12months
Freezer
Can be frozen: yes
24months
Pantry
4months
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 fridge?
- Shell12 monthsFrom purchase
- No shell12 monthsFrom purchase
- Boiled, shelled, opened7 daysAfter opening
- Roasted peanuts, opened4 weeksAfter opening
Your fridge should be set between 0 and 5°C.
Refrigerators should be set to maintain a temperature of 40 °F or below.
How long do peanuts last in the freezer?
- Shell24 months
- No shell24 months
- Boiled, shelledindefinitely
Freezer times are for quality; frozen food stays safe.
Your freezer should be around -18°C
A freezer acts as a pause button - food in a freezer won’t go bad and most bacteria cannot grow in it.
Food stored constantly at 0 °F will always be safe. Only the quality suffers with lengthy freezer storage.
Can you freeze peanuts?
Yes.
How to defrost peanuts safely
- In the fridge
- In cold water, cook it straight after defrosting
- In the microwave, cook it straight after defrosting
- Cook it from frozen
You should defrost your food in the fridge so that it doesn’t get too warm
It’s also important to use food within 24 hours after it’s been fully defrosted
There are three safe ways to thaw food: in the refrigerator, in cold water, or in the microwave.
Check the water frequently to be sure it stays cold. Change the water every 30 minutes. After thawing, cook immediately.
It is safe to cook foods from the frozen state. The cooking will take approximately 50% longer than the recommended time for fully thawed or fresh meat and poultry.
Can you refreeze peanuts?
- In the United KingdomOnly after cooking
- In the United StatesYes
You can freeze food again once cooked, but you’ll only be able to reheat it once after that
Food thawed in the refrigerator can be refrozen without cooking, although there may be some loss of quality.
Foods thawed by the cold water method should be cooked before refreezing.
After cooking raw foods which were previously frozen, it is safe to freeze the cooked foods.
Can peanuts be kept out of the fridge?
- Shell4 months
- No shell4 weeks
- Boiled, shelled3 years
- Roasted peanutsuse-by date on package
- Roasted peanuts, opened1-2 weeks
All forms at a glance
| Form | Fridge | Freezer | Pantry |
|---|---|---|---|
| Shell | 12 months | 24 months | 4 months |
| No shell | 12 months | 24 months | 4 weeks |
| Boiled, shelled | - | indefinitely | 3 years |
| Boiled, shelled, opened | 7 days | - | - |
| Roasted peanuts | - | - | use-by date on package |
| Roasted peanuts, opened | 4 weeks | - | 1-2 weeks |
Frequently asked questions
How long do peanuts last in the fridge?
Shell: 12 months; No shell: 12 months; Boiled, shelled, opened: 7 days; Roasted peanuts, opened: 4 weeks.
How long do peanuts last in the freezer?
Shell: 24 months; No shell: 24 months; Boiled, shelled: indefinitely. Freezer times are for quality; frozen food stays safe.
Can you freeze peanuts?
Yes.
Can you refreeze peanuts?
In the United Kingdom: Only after cooking; In the United States: Yes.
Sources
We always show the most cautious time among official sources. Last checked: 1 October 2026.