Calories in Firehouse Subs Spicy Cajun Chicken Medium

Serving Size: 1 medium sub (312.0g)
Amount Per Serving
  • Calories 650.0
  • Total Fat 27.0 g
  • Saturated Fat 8.0 g
  • Cholesterol 105.0 mg
  • Sodium 2150.0 mg
  • Potassium 0.0 mg
  • Total Carbohydrate 63.0 g
  • Dietary Fiber 3.0 g
  • Sugars 8.0 g
  • Protein 40.0 g
  • Vitamin A 0.0 IU
  • Vitamin B-12 0.0 µg
  • Vitamin B-6 0.0 mg
  • Vitamin C 0.0 mg
  • Vitamin D 0.0 IU
  • Vitamin E 0.0 mg
  • Calcium 0.0 mg
  • Copper 0.0 mg
  • Folate 0.0 µg
  • Iron 0.0 mg
  • Magnesium 0.0 mg
  • Manganese 0.0 mg
  • Niacin 0.0 mg
  • Pantothenic Acid 0.0 mg
  • Phosphorus 0.0 mg
  • Riboflavin 0.0 mg
  • Thiamin 0.0 mg
  • Zinc 0.0 mg

Note: The nutrition information for this food comes from the USDA Food Central Database. The data from the USDA is generally pretty accurate. However, please use the data on this page at your own risk. Daily values are based on a 2,000 calorie per day diet put forth by the FDA. Actual daily nutrient requirements may be different based on your gender, age, level of physical activity, medical issues and other factors.

Nutrition Summary

At 650.0 calories per serving (1 medium sub (312.0g)), Firehouse Subs Spicy Cajun Chicken Medium is a high-calorie food — portion size matters if you're monitoring your daily intake. Carbohydrates are the primary energy source at 63.0g per serving (38.5% of calories), with a good 3.0g of dietary fiber. One thing to note: a single serving contains 2150.0mg of sodium (93% of the daily recommended limit), which is significant if you're watching your salt intake.


Diet & Nutrition Tags

✅ High Protein ⚠️ High Calorie ⚠️ High Sodium

Tags are generated automatically from USDA nutrition data using standard dietary thresholds. They are for general guidance only and are not medical advice.


% Daily Value

The following shows how one serving of Firehouse Subs Spicy Cajun Chicken Medium contributes to the recommended daily intake for key nutrients, based on a 2,000 calorie diet.

Nutrient Amount % Daily Value
Calories 650.0 kcal 32.5%
Total Fat 27.0 g 35%
Saturated Fat 8.0 g 40%
Cholesterol 105.0 mg 35%
Sodium 2150.0 mg 93% ⚠️
Total Carbohydrate 63.0 g 23%
Dietary Fiber 3.0 g 11%
Protein 40.0 g 80% ✅

* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.


Calorie Analysis

Firehouse Subs Spicy Cajun Chicken Medium accounts for 32.5% of a standard 2,000 calorie daily diet per serving. The majority of the calories for this food comes from carbohydrates. Carbohydrates make up 38.5% of the calories.

Fat 37.1%
Carbs 38.5%
Protein 24.4%
Fat 37.1% Carbs 38.5% Protein 24.4%

Exercise Burn Time

How long would it take to burn off the 650.0 calories in Firehouse Subs Spicy Cajun Chicken Medium? The table below shows burn time for a 170-pound person doing common exercises.

Exercise Minutes to Burn
Running: 10 minutes per mile 49.1 min
Walking: 17 minutes per mile 112.2 min
Cycling (Low Intensity) 71.1 min
HIIT 60.2 min
Walking: 19 minutes per mile 129.4 min

You can find more information on the calories burned doing popular exercises here.



Other Food Calorie Information


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