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Last updated: Aug 9, 2026

Nathan's Famous

Southern Fish Sandwich, Single

Coney IslandPopular

Nathan's Famous Southern Fish Sandwich, Single is fat-leaning, with about 53% of macro calories from fat. Each serving has 640 calories, 22g protein, 55g carbs, and 38g fat, making it better suited to carb-aware planning than low-carb goals.

1 Serving

Serving Size

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640

Calories

Per serving

22 g

Protein

55 g

Carbs

38 g

Fat

Nutrition Facts

Amount per serving

Calories640 kcal

% Daily Value*

Total Fat 38 g49%

Saturated Fat 7 g35%

Trans Fat 0 g—

Cholesterol 55 mg18%

Sodium 1,300 mg57%

Total Carbohydrate 55 g20%

Dietary Fiber 1 g4%

Total Sugars 10 g—

Protein 22 g44%

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

640

kcal

Protein22 g (14%)

Carbs55 g (34%)

Fat38 g (53%)

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

Meal Planning Insights

Protein density3.4/10

14% of macro calories come from protein.

Satiety index10/10

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

Activity estimate160 min walk

About 64 minutes of running for these calories.

Key Nutrients

Protein 22 g44%

Fiber 1 g4%

Sodium 1,300 mg57%

Sugars 10 g—

Saturated Fat 7 g35%

How we calculate these values

Diet Compatibility

High protein3.4/10 protein density from 22g protein and 640 calories.No

Lower carb55g carbs per serving.No

Low fat38g total fat per serving.No

High sugar10g total sugars per serving.No

High sodium1,300mg sodium per serving.Yes

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

Compare with other items

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

Quick comparisons

Southern Fish Sandwich, Single has 2670 fewer calories than 1 1/2 Pounds Wings, BBQ and 162g less protein. Compare

Southern Fish Sandwich, Single has 2450 fewer calories than 1 1/2 Pounds Wings, Buffalo and 162g less protein. Compare

1 1/2 Pounds Wings, BBQ3,310 kcal · 184 g protein1 1/2 Pounds Wings, Buffalo3,090 kcal · 184 g protein1 1/2 Pounds Wings, Hot Honey3,270 kcal · 184 g protein1 1/2 Pounds Wings, Mango Habanero3,230 kcal · 184 g protein1 Pound Beer BatteredOnion Rings1,060 kcal · 10 g protein1 Pound Hand Dipped Onion Rings710 kcal · 8 g protein

Compare with 1 1/2 Pounds Wings, BBQ

Southern Fish Sandwich, Single Compared With Nearby Items

Nathan's Famous Southern Fish Sandwich, Single is listed in the Coney Island category with 640 calories, 22g protein, 55g carbs, and 38g fat per serving.

Data Source and Methodology

Nutrition values for Southern Fish Sandwich, Single are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 9, 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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