Subway Meatball Sub Nutritional Facts

The Subway Meatball Marinara Sub is a customer favorite, especially because it is one of the few hot subs on the $5 Footlong menu. The main components are the Italian-style meatballs that simmer in a marinara sauce. This article focuses on the 6-inch version of the sandwich. If ordering a Footlong, simply double the nutrition facts.

Meatballs and marinara sauce are the signature ingredients of this sandwich. (Image: bhofack2/iStock/Getty Images)

Serving Size

The serving size of a 6-inch Meatball Marinara sandwich is 372 grams, the largest of all of Subway's offerings. This includes lettuce, tomatoes, green peppers and onions. The choice of bread is optional but nutrition facts are based on a choice of nine-grain wheat bread.

Calorie and Fat Content

A 6-inch Meatball Marinara sub sandwich contains 580 calories. When measured up against a standard 2,000-calorie diet this 6-inch sandwich is equal to 29 percent of the daily recommended diet. Of the 580 calories, 200 calories come from fat. This is equivalent to 23 grams of fat with 9 grams being from saturated fat and 1 gram being from trans fat. The Subway Meatball Marinara sandwich also contains 45 milligrams of cholesterol.

Sodium and Sugars

The Meatball Marinara sandwich packs 1,530 milligrams of sodium in a 6-inch serving. In a 2,000-calorie diet this makes up almost 41 percent of the recommended daily intake. The sandwich also contains 16 grams of sugars.


While most of the carbohydrates come from the bread in most Subway sandwiches there are other ingredients that contain carbohydrates as well. The Meatball Marinara contains 70 grams of carbohydrates. This is the highest number of the sandwiches on the menu.


Protein can be primarily attributed to the meatballs themselves. The Meatball Marinara sandwich contains 24 grams of protein. This can be translated to 48 percent of the recommended daily protein intake.

Dietary Fiber

The Meatball Marinara sandwich draws dietary fiber from many of the ingredients involved. In fact, with 9 grams of dietary fiber it once again tops the chart for the sandwiches on Subway's menu. Dietary fiber can aid with digestion and the passing of food.

Vitamins and Minerals

Vitamins and minerals are measured based on a percentage of the recommended daily intake based on a 2,000-calorie diet. The Meatball Marinara sub contains 40 percent of the recommended daily amount of vitamin A, 45 percent of vitamin C, 20 percent of calcium and 25 percent of iron.

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