A typical serving of taco (1 soft taco, 102 g) has about 210 calories. Per 100 g: 206 kcal, 9.3 g protein, 20.2 g carbs, 9.8 g fat. The same 100 g carries 2.9 g of fiber and 1.6 g of sugar. The energy comes from a mix of carbs, fat, and protein.
| Serving | Weight | Calories |
|---|---|---|
| 1 soft taco | 102 g | 210 kcal |
| 100 g | 100 g | 206 kcal |
One soft beef taco is about 210 calories; taco night rarely stops at one. On the energy-density scale, 206 kcal per 100 g puts taco at the moderate end.

A typical serving (1 soft taco, 102 g) has about 210 calories, and 100 g has 206 kcal. Calories scale with weight, so double the portion means double the number.
There are 9.3 g of protein in 100 g of taco, which works out to about 9.5 g per serving (1 soft taco). It contributes meaningful protein, though most of the calories come from elsewhere.
There are 20.2 g of carbohydrate per 100 g of taco, or about 21 g in 1 soft taco (102 g).
Every value on this page comes from USDA FoodData Central, entry 170763 (SR Legacy). Serving figures are converted from the per-100-g data, so rounding can shift a total by a calorie or two.
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Get JoulesA note on accuracy: calculators like this one provide estimates based on population-level formulas — your real needs vary with genetics, muscle mass, medical conditions, and more. Results are for information only and are not medical advice, a diagnosis, or a prescription. Talk to a doctor or registered dietitian before making significant changes to your diet or exercise, especially if you have a health condition, are pregnant, or are under 18.
Nutrition data: USDA FoodData Central, FDC ID 170763 (SR Legacy). Serving calories are computed from the per-100-g values.