Produce

How long does corn on the cob last in the fridge?

1–2 days
Fridge, from purchase — USDA FoodKeeper guidance for corn on the cob

Corn on the cob is a 1–2 day proposition in the fridge — sugar turns to starch by the hour, so buy it the day you mean to cook it.

How long does it keep?

Fridge, from purchase 1–2 days
Freezer, from purchase 8 months

Can you freeze corn on the cob? YES, FREEZE IT

Can it sit out?

Corn on the cob is shelf-stable, so sitting out at room temperature isn’t the safety question — storage time is.

The 2-hour rule, in full →

How to tell if corn on the cob has gone bad

  • Husks dried to brown paper and pulling away from the cob
  • Kernels dented and shrunken instead of plump
  • A brown, mushy tip under the silk
  • A sour, fermented smell inside the husk

When in doubt, throw it out.

Leave the husks on until the pot is boiling — they’re the wrapper that keeps the kernels from drying out.

Quick answers

How long does corn on the cob last in the fridge?

Corn on the cob is a 1–2 day proposition in the fridge — sugar turns to starch by the hour, so buy it the day you mean to cook it.

Can you freeze corn on the cob?

Blanch corn and freeze it for 8 months — an ear starts losing its sugar the day it’s picked, so the freezer is a rescue, not a compromise.

How long can corn on the cob sit out?

Sitting out at room temperature isn’t the safety question for corn on the cob — storage time is.