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Kidney Beans Calories and Nutrition Facts

Kidney Beans has 127 calories per 100 g, with 7.8 g protein, 21 g carbs and 1.3 g fat. Official USDA analytical record: Beans, kidney, dark red, canned, sodium added, sugar added, drained and rinsed (FDC ID: 2644289).

⚡ Quick Nutrition Answer

A 100g serving of kidney beans contains 127 calories, 7.8g protein, 21g total carbs (21g net carbs), and 1.3g fat.

Energy density

1.27 kcal/g

low

Protein / 100 kcal

6.1 g

satiety per calorie

Net carbs / 100 g

21 g

carbs minus fibre

100 kcal portion

79 g

≈ 2.8 oz

✓ Good source of protein✓ Low fat✓ Low saturated fat✓ Sugar free
Serving size
How many?

= 100 g total

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Calories
127
in 100 g · 127 kcal per 100 g
Carbs21 g · 66%
Protein7.8 g · 25%
Fat1.3 g · 9%
Sugars
0g
Fibre
0g
Saturated fat
0g
Sodium
172mg

Beans, kidney, dark red, canned, sodium added, sugar added, drained and rinsed nutrition facts

The table below shows the complete nutritional profile for beans, kidney, dark red, canned, sodium added, sugar added, drained and rinsed per 100 g (the laboratory analytical standard), alongside the share of the FDA Daily Value each nutrient covers. Most of its calories come from carbohydrate.

NutrientPer 100 g% DV*
Calories127 kcal
Protein7.8 g16%
Carbohydrate21 g8%
Fat1.3 g2%
Sugars0 g
Fibre0 g0%
Saturated fat0 g0%
Sodium172 mg7%

*Percent Daily Value per 100 g, against the FDA reference intakes for adults and children 4+ years (50 g protein, 275 g carbohydrate, 28 g fibre, 78 g fat, 20 g saturated fat, 2300 mg sodium). Total sugars has no Daily Value — the 50 g reference applies to added sugars only, and USDA reports total sugars here.

Kidney Beans calories by weight: ounces, pounds and grams

USDA publishes this food per 100 g, so here is the same profile converted to the weights a kitchen scale and a US recipe actually use. At 1.27 kcal per gram (low energy density), low energy density — generous portions stay modest in calories.

AmountCaloriesProteinCarbsFat
1 oz (28 g)36 kcal2.2 g6 g0.4 g
100 g (3.5 oz)127 kcal7.8 g21 g1.3 g
4 oz (113 g)144 kcal8.8 g23.8 g1.5 g
8 oz / ½ lb (227 g)288 kcal17.7 g47.6 g2.9 g
1 lb (454 g)576 kcal35.4 g95.3 g5.9 g
🏛️ Official USDA FoodData Central CitationFDC ID: 2644289

Data sourced from USDA FoodData Central Foundation Foods dataset (public domain, CC0). Laboratory food profile and analytical measurements verified under USDA FDC ID 2644289.

View raw USDA laboratory entry →

How kidney beans compares to other beans & legumes

Against the 20 beans & legumes in this database, kidney beans ranks 9th lowest in calories and 9th highest in protein. The category averages 244 kcal per 100 g, so this one is 48% below it. The lightest option in the category is soy milk, unsweetened, plain, shelf stable at 39 kcal per 100 g, and the protein leader is flour, soy, defatted at 51.1 g per 100 g.

Beans & Legumes (by calories)CaloriesProteinkcal/g
🫘 Beans, black, canned, sodium added, drained and rinsed118 kcal6.9 g1.18
🫘 Beans, navy, canned, sodium added, drained and rinsed119 kcal6.6 g1.19
🫘 Beans, kidney, dark red, canned, sodium added, sugar added, drained and rinsed (this page)127 kcal7.8 g1.27
🫘 Beans, kidney, light red, canned, sodium added, sugar added, drained and rinsed127 kcal7.3 g1.27
🫘 Chickpeas (garbanzo beans, bengal gram), canned, sodium added, drained and rinsed137 kcal7 g1.37

Portion planning with kidney beans

  • 100 calories comes to about 79 g (2.8 oz).
  • 20 g of protein takes about 256 g, bringing 325 kcal with it — that is 6.1 g of protein per 100 calories.
  • Macro split by calories: 66% carbs, 25% protein, 9% fat.

Nutrient screening detail

The badges near the top of this page come from screening the per-100 g values against the FDA nutrient-content thresholds in 21 CFR 101.54–101.62. The regulations define those claims per reference serving rather than per 100 g, so treat these as a like-for-like comparison between foods, not as a statement about a product label:

  • Good source of protein — 7.8 g per 100 g (≥ 10% DV)
  • Low fat — 1.3 g per 100 g (≤ 3 g)
  • Low saturated fat — 0 g per 100 g (≤ 1 g)
  • Sugar free — 0 g total sugars per 100 g (< 0.5 g)

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Kidney Beans FAQ & Nutrition Questions

How many calories and carbs are in 100 g of kidney beans?

One serving of 100 g provides 127 calories, 21 g total carbs, 7.8 g protein, and 1.3 g fat.

How many calories are in 100 g of kidney beans?

Kidney Beans contains 127 calories per 100 g, with 7.8 g protein, 21 g carbohydrate, and 1.3 g fat. Use the interactive calculator above to scale to any custom amount.

What is the USDA FoodData Central (FDC) ID for kidney beans?

The official USDA FoodData Central ID for "Beans, kidney, dark red, canned, sodium added, sugar added, drained and rinsed" is FDC ID: 2644289. You can view the verified laboratory analytical record on the USDA FoodData Central Database.

What is the macronutrient breakdown of kidney beans?

By calories, kidney beans is approximately 66% carbohydrates, 25% protein, and 9% fat.

How many calories are in an ounce of kidney beans?

One ounce (28 g) of kidney beans has 36 calories, with 2.2 g protein, 6 g carbs and 0.4 g fat. Four ounces (113 g) comes to 144 calories, and a full pound (454 g) to 576 calories.

How much kidney beans is 100 calories?

About 79 g of kidney beans supplies 100 calories, because it carries 1.27 kcal per gram (low energy density). Low energy density — generous portions stay modest in calories.

How much kidney beans do I need for 20 g of protein?

Roughly 256 g of kidney beans, which also brings 325 calories with it. That works out to 6.1 g of protein per 100 calories.

Is kidney beans high or low in calories for a beans & legume?

Kidney Beans sits 48% below the beans & legumes average of 244 kcal per 100 g, ranking 9th lowest of 20 in this category.

Is this nutrition data free to use?

Yes. The data is sourced directly from USDA FoodData Central (CC0 public domain). Viewing and scaling portions here is 100% free with no sign-up — and you can log this food free in our online food diary.