Calories in 1 Medium Slice of Bacon
1 medium slice of bacon (8 g) has 37 calories. That is 2% of a 2,000 calorie diet.
The calories come from 2.7 g of protein, 2.8 g of fat and 0.1 g of carbohydrates, a split of 30% protein, 69% fat and 1% carbs. For comparison, 2 medium slices of bacon has 75 calories. Burning 37 calories takes about 7 minutes of brisk walking or 3 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
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Bacon calories by serving size
Common amounts of bacon with calories and macros. Tap a row for its full nutrition page.
| Serving | Weight | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|---|
| 5g | 5 g | 23 | 1.7 g | 1.8 g | 0.1 g |
| 1 thin slice | 5 g | 23 | 1.7 g | 1.8 g | 0.1 g |
| 1 medium slice | 8 g | 37 | 2.7 g | 2.8 g | 0.1 g |
| 2 thin slices | 10 g | 47 | 3.4 g | 3.5 g | 0.2 g |
| 1 thick slice | 12 g | 56 | 4.1 g | 4.2 g | 0.2 g |
| 2 medium slices | 16 g | 75 | 5.4 g | 5.6 g | 0.3 g |
| 2 thick slices | 24 g | 112 | 8.1 g | 8.4 g | 0.4 g |
| 1 oz | 28 g | 133 | 9.6 g | 9.9 g | 0.5 g |
| 1/2 cup | 40 g | 187 | 14 g | 14 g | 0.7 g |
| 1 cup | 80 g | 374 | 27 g | 28 g | 1.4 g |
| 100g | 100 g | 468 | 34 g | 35 g | 1.7 g |
| 4 oz | 113 g | 531 | 38 g | 40 g | 1.9 g |
Bacon vs similar foods
Calories per 100 g compared with other meat.
Bacon: common questions
How many calories are in 1 medium slice of bacon?
1 medium slice of bacon weighs about 8 g and has 37 calories.
How much protein is in 1 medium slice of bacon?
1 medium slice of bacon has 2.7 g of protein, which is 5% of the 50 g Daily Value.
How many carbs are in 1 medium slice of bacon?
1 medium slice of bacon has 0.1 g of carbohydrates, including 0 g of fiber and 0 g of sugars.
How much bacon is 100 calories?
100 calories of bacon is 21 g, about 4 1/2 thin slices of bacon.
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Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2705889. Original description: Pork bacon, smoked or cured, cooked. Portion weights are USDA household measures.