1 Ear of Corn Calories & Carbs

Last updated September 8, 2026 · Compiled by the CarbMeNot Team

1 Ear of Corn
15g
Net carbs
17g
Total carbs
2g
Fiber
3g
Protein
1g
Fat
77
Calories

Values per 1 medium ear, cooked (~90g kernels), 90g; per 100 g: 16.7g net carbs, 86 cal. Net carbs = total carbs − fiber − sugar alcohols — do the math for any label with the free net carbs calculator.

How many carbs are in 1 ear of corn?

1 Ear of Corn — 1 medium ear, cooked (~90g kernels), 90g — has 15g net carbs: 17g total carbs minus 2g fiber, plus 3g protein, 1g fat, and 77 calories. Per 100g that is 16.7g net carbs (18.9g total carbs, 2.2g fiber) and 86 calories. That makes 1 ear of corn moderate in net carbs and about average for the typical vegetable, which averages about 17.9g net carbs per 100g. At this carb count, 1 ear of corn is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.

Is 1 ear of corn keto-friendly?

Not really

1 Ear of Corn is generally not keto-friendly. 1 medium ear, cooked (~90g kernels), 90g is 15g net carbs (17g total carbs − 2g fiber); per 100g that is 16.7g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.

Keeping an eye on carbs in 1 ear of corn?

1 Ear of Corn runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.

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Carbs by serving size

ServingNet carbsTotal carbsCalories
1 medium ear, cooked (~90g kernels)15g17g77
100 g (3.5 oz)16.7g18.9g86
1 oz (28 g)4.7g5.3g24

How many calories are in 1 ear of corn?

1 Ear of Corn — 1 medium ear, cooked (~90g kernels), 90g — has 77 calories, with 3g protein, 1g fat, and 15g net carbs. Per 100g: 86 calories and 16.7g net carbs.

Nutrition facts

NutrientAmount (per 100 g)
Calories86
Total carbs18.9g
Net carbs16.7g
Fiber2.2g
Sugar3.3g
Sugar alcohols0g
Protein3.3g
Fat1.1g
Sodium16mg
Potassium270mg

Source: Manufacturer-reported values (vegetables). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.

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Frequently asked questions

How many carbs are in 1 ear of corn?
1 Ear of Corn (1 medium ear, cooked (~90g kernels), 90g) has 17g of total carbs and 15g of net carbs. Per 100 grams: 18.9g total, 16.7g net.
How many net carbs are in 1 ear of corn?
1 Ear of Corn has 15g of net carbs per 1 medium ear, cooked (~90g kernels), 90g — 17g total carbs minus 2g fiber.
Is 1 ear of corn keto-friendly?
1 Ear of Corn is generally not keto-friendly. 1 medium ear, cooked (~90g kernels), 90g is 15g net carbs (17g total carbs − 2g fiber); per 100g that is 16.7g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
How many calories are in 1 ear of corn?
1 Ear of Corn (1 medium ear, cooked (~90g kernels), 90g) has 77 calories; that is 86 calories per 100 grams.

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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.