How Long to Bake Corn on the Cob?
Get a size-aware oven estimate below, then verify doneness before serving. How we calculate times.
Calculator
Adjust exact weight, thickness or quantity when you need to.
Estimated cooking time
25–32 min
- Oven temp
- 400°F / 200°C
Typical estimate · Cooking times vary — follow the food-specific completion and food-safety guidance.
- Roast in husk or wrapped in foil at 200°C.
- Times assume the food starts refrigerated, not room temperature.
Corn on the cob by method
At typical settings. Boil is fastest at 6–7 min.
| Method | Typical time | Temp |
|---|---|---|
| Boil | 6–7 min | |
| Steam | 9–12 min | |
| Grill | 13–17 min | |
| Oven | 25–32 min |
How to bake corn on the cob
Start checking at the early end of the 25–32 min estimate. Appliance output, size and starting state vary, so use the settings above and follow the food-specific completion and safety guidance.
How to know when it's done
Test with the tip of a sharp knife or a fork — it should slide in with little resistance. corn on the cob keep cooking slightly after they leave the heat, so check a minute early.
Food-level cooking reference: Serious Eats — The Best Basic Grilled Corn on the Cob (checked 2026-08-18). CookCue applies deterministic adjustments; food-safety guidance is sourced separately.
Frequently asked questions
How long do you boil corn on the cob?
5–7 minutes in rapidly boiling water once the water returns to the boil. Overcooking makes the kernels chewy.
Do you add salt when boiling corn?
No — salt in the water toughens the skins. Salt with butter after cooking instead.