How Long to Boil Corn on the Cob

Quick answer

Kernels turn bright yellow and plump; tender but still crisp.

Times by doneness

Fresh, in-season

Sweetest corn needs the least time.

4 min

Standard

5 min

Older / starchier ears

7 min

Tips

Add corn to already-boiling unsalted water (salt can toughen kernels) and don't overcook.

Common mistake

Boiling 10+ minutes — fresh corn overcooks fast and turns chewy and dull.