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Last updated: Aug 13, 2026

Firehouse Subs

Meatballs

Medium Sub MeatsPopular

Firehouse Subs Meatballs is fat-leaning, with about 75% of macro calories from fat. Each serving has 450 calories, 20g protein, 8.3g carbs, and 38.3g fat, making it worth balancing with lower-fat items in the same meal.

5 Piece

Serving Size

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450

Calories

Per serving

20 g

Protein

8.3 g

Carbs

38.3 g

Fat

Nutrition Facts

Amount per serving

Calories450 kcal

% Daily Value*

Total Fat 38.3 g49%

Saturated Fat 15 g75%

Trans Fat 0 g—

Cholesterol 75 mg25%

Sodium 950 mg41%

Total Carbohydrate 8.3 g3%

Dietary Fiber 0 g0%

Total Sugars 1.7 g—

Protein 20 g40%

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

450

kcal

Protein20 g (17%)

Carbs8.3 g (7%)

Fat38.3 g (75%)

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

Meal Planning Insights

Protein density4.4/10

17% of macro calories come from protein.

Satiety index9.6/10

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

Activity estimate113 min walk

About 45 minutes of running for these calories.

Key Nutrients

Protein 20 g40%

Fiber 0 g0%

Sodium 950 mg41%

Sugars 1.7 g—

Saturated Fat 15 g75%

How we calculate these values

Diet Compatibility

High protein4.4/10 protein density from 20g protein and 450 calories.No

Lower carb8.3g carbs per serving.Yes

Low fat38.3g total fat per serving.No

High sugar1.7g total sugars per serving.No

High sodium950mg sodium per serving.Yes

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

Ingredients

BEEF, WATER, PORK, BREADCRUMBS (WHEAT FLOUR, SALT), TEXTURED VEGETABLE PROTEIN, SALT, CHEESE [PARMESAN CHEESE (COW’S MILK, CHEESE CULTURES, SALT, ENZYMES), ROMANO CHEESE (COW’S MILK, CHEESE CULTURES, SALT, ENZYMES)], SODIUM CASEINATE, SPICES, DEXTROSE,…

Allergens

Contains

WheatMilkSoy

Compare with other items

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

Quick comparisons

Meatballs has 300 more calories than 1% Chocolate Milk and 13g more protein. Compare

Meatballs has 360 more calories than 1% Milk and 13g 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

Meatballs Compared With Nearby Items

Firehouse Subs Meatballs is listed in the Medium Sub Meats category with 450 calories, 20g protein, 8.3g carbs, and 38.3g fat per serving.

Data Source and Methodology

Nutrition values for Meatballs 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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