How long do mushrooms last?
Quick answer
Mushrooms keep 3-7 days in the refrigerator and 10-12 months in the freezer.
Fridge
From purchase
3-7days
Freezer
Can be frozen: yes
10-12months
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 mushrooms last in the refrigerator?
- Mushrooms3-7 daysFrom purchase
- UK advice7 daysAfter cooking
Refrigerators should be set to maintain a temperature of 40 °F or below.
Your fridge should be set between 0 and 5°C.
How long do mushrooms last in the freezer?
- Mushrooms10-12 months
- UK advice3 months
Freezer times are for quality; frozen food stays safe.
Food stored constantly at 0 °F will always be safe. Only the quality suffers with lengthy freezer storage.
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.
Can you freeze mushrooms?
Yes.
How to thaw mushrooms safely
- In the refrigerator
- In cold water, cook it right after thawing
- In the microwave, cook it right after thawing
- Cook it from frozen
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.
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
Can you refreeze mushrooms?
- In the United StatesYes
- In the United KingdomOnly after cooking
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.
You can freeze food again once cooked, but you’ll only be able to reheat it once after that
Can mushrooms be stored at room temperature?
- Dried1-2 years
- Dried, opened3 months
All forms at a glance
| Form | Fridge | Freezer | Pantry |
|---|---|---|---|
| Mushrooms | 3-7 days | 10-12 months | - |
| Dried | - | - | 1-2 years |
| Dried, opened | - | - | 3 months |
| UK advice | 7 days | 3 months | - |
What the official sources say
“Mushrooms 3-7 days 10-12 months”
“Mushrooms * 3 to 7 days 10 to 12 months”
“Mushrooms 1-2 days 8-12 months”
“Store cooked mushrooms in an airtight container and use within 7 days”
Frequently asked questions
How long do mushrooms last in the refrigerator?
Mushrooms: 3-7 days; UK advice: 7 days.
How long do mushrooms last in the freezer?
Mushrooms: 10-12 months; UK advice: 3 months. Freezer times are for quality; frozen food stays safe.
Can you freeze mushrooms?
Yes.
Can you refreeze mushrooms?
In the United States: Yes; In the United Kingdom: Only after cooking.
Sources
We always show the most cautious time among official sources. Last verified: October 1, 2026.
- FoodSafety.gov Cold Food Storage Chart US
- Food Standards Agency - consumer food hygiene guidance GB
- Love Food Hate Waste (WRAP) GB
- North Dakota State University Extension US
- University of Kentucky Extension US
- Virginia Cooperative Extension (Virginia Tech) US
- Worcestershire County Council GB
- USDA FSIS FoodKeeper data US
- USDA FSIS Safe Food Handling and Preparation US