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Last updated: Aug 13, 2026

Firehouse Subs

Kid's Meatball

Kid's SubsPopular

Firehouse Subs Kid's Meatball is fat-leaning, with about 53% of macro calories from fat. Each serving has 357 calories, 15.8g protein, 26.8g carbs, and 20.9g fat, making it a moderate option for comparing calories and macros.

1 Sub

Serving Size

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357

Calories

Per serving

15.8 g

Protein

26.8 g

Carbs

20.9 g

Fat

Nutrition Facts

Amount per serving

Calories357 kcal

% Daily Value*

Total Fat 20.9 g27%

Saturated Fat 8 g40%

Trans Fat 0 g—

Cholesterol 40 mg13%

Sodium 791 mg34%

Total Carbohydrate 26.8 g10%

Dietary Fiber 1.4 g5%

Total Sugars 3.2 g—

Protein 15.8 g32%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

357

kcal

Protein15.8 g (18%)

Carbs26.8 g (30%)

Fat20.9 g (53%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density4.4/10

18% of macro calories come from protein.

Satiety index9.7/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate89 min walk

About 36 minutes of running for these calories.

Key Nutrients

Protein 15.8 g32%

Fiber 1.4 g5%

Sodium 791 mg34%

Sugars 3.2 g—

Saturated Fat 8 g40%

How we calculate these values

Diet Compatibility

High protein4.4/10 protein density from 15.8g protein and 357 calories.No

Lower carb26.8g carbs per serving.No

Low fat20.9g total fat per serving.No

High sugar3.2g total sugars per serving.No

High sodium791mg sodium per serving.Yes

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Ingredients

Medium White Sub Roll: ENRICHED WHEAT FLOUR (WHEAT FLOUR, NIACIN, REDUCED IRON, THIAMINE MONONITRATE, RIBOFLAVIN, FOLIC ACID), MALTED BARLEY FLOUR, WATER, SUGAR, YEAST, SOYBEAN OIL, SALT, WHEAT GLUTEN, DOUGH CONDITIONER (ASCORBIC ACID, ENZYMES), CALCIUM…

Allergens

Contains

WheatMilkSoy

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

Kid's Meatball has 207 more calories than 1% Chocolate Milk and 8.8g more protein. Compare

Kid's Meatball has 267 more calories than 1% Milk and 8.8g more protein. Compare

1% Chocolate Milk150 kcal · 7 g protein1% Milk90 kcal · 7 g protein5-Cheese Mac & Cheese380 kcal · 17 g proteinApple Juice100 kcal · 0 g proteinAu Jus Bell Peppers5 kcal · 0.2 g proteinAu Jus Bell Peppers3 kcal · 0.1 g protein

Compare with 1% Chocolate Milk

Kid's Meatball Compared With Nearby Items

Firehouse Subs Kid's Meatball is listed in the Kid's Subs category with 357 calories, 15.8g protein, 26.8g carbs, and 20.9g fat per serving.

Data Source and Methodology

Nutrition values for Kid's Meatball are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 13, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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