⚕️ General information only — not medical advice. If pregnant or unwell, always follow the guidance of your midwife, GP or NHS 111. Full disclaimer

How Long Do Raw Prawns Last in the Fridge?

Written by Jordan Morley · Storage times from the USDA FoodKeeper database · Last updated 28 October 2026

🌡️ Raw Prawns: 1–3 days in the fridge

Raw Prawns keep for 1–3 days in a fridge running at 0–5°C.

Fridge1–3 days
Freezer6–18 months
Fridge thermometer — These times assume a fridge at 0–5°C, and a cheap thermometer shows whether yours really is — the single biggest factor in how long raw prawns stay safe. Affiliate link — we may earn a small commission, at no cost to you.
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Storage tips for raw prawns

You can also check the calorie content of raw prawns alongside their safety information. Want to know exactly what's in your food? Our ingredient checker covers E-numbers, allergens and vegan status.

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Store it properly

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More storage essentials

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Raw Prawns next to similar foods

FoodFridge time
All Cooked ShellfishUp to 2 days
Cooked FishUp to 2 days
Cooked PrawnsUp to 2 days
Cooked SalmonUp to 2 days
Raw Prawns1–3 days

Of the 25 fish and seafood foods with a fridge time in this guide, raw Prawns keep for longer than 5, the same time as 7 and less time than 12.

Raw Prawns: the other answers on this site

QuestionShort answer (links to the full page)
In the freezerYes — freezes well (best quality for 6–18 months)

Common questions

How long do raw prawns last in the fridge?

1–3 days in a fridge running at 0–5°C (USDA FoodKeeper guidance). After that, quality and safety both start to slip, and because the bacteria that cause food poisoning are invisible, ‘it seems fine’ is not a reliable test. When in doubt, throw it out.

How can I tell if raw prawns have gone off?

A strong fishy or ammonia smell, a slimy surface, dull flesh or milky liquid in the pack are all reasons to bin it. Do not rely on this alone: the time guideline matters even when everything looks fine.

Can I freeze raw prawns to keep them longer?

Yes. For best quality, freeze them for around 6–18 months; they stay safe beyond that because freezing halts bacterial growth, and only texture and flavour decline.

Does my fridge temperature really matter?

Yes. These times assume a fridge at 0–5°C, which is what the Food Standards Agency says to set it to. Bacteria grow faster in a warmer fridge, and many fridges run warmer than their dial suggests, so a cheap fridge thermometer is worth having.

Related answers

🟢How long does fresh salmon last?🟢How long does raw fish last?🟢Can you freeze raw prawns?🟢How long do cooked prawns last?🟢How long does cooked fish last?🟢How long does tinned tuna (opened) last?

Primary source: USDA FoodKeeper.

General information only, not medical advice: see the medical disclaimer. Feeling unwell after eating something? Contact NHS 111 or your GP.