Firehouse Subs Calories & Nutrition (114 items)

See the lowest-calorie and highest-protein items at Firehouse Subs, with calories, protein, carbs and fat for every item we track. Plan an order that fits your calorie goal, then let MinMax build the best one at the Firehouse Subs nearest you.

Source: healthyfastfood.org (third-party host) · Data refreshed September 14, 2026

• 114 items tracked
• 99 cal lowest pick
• 57g top protein ≤ 700 cal
• 86 under 500 cal

As of September 2026, 86 of the 114 Firehouse Subs items we track come in under 500 calories.

Lowest-calorie Firehouse Subs items

Meal-sized items only (at least 150 calories or 10 g protein) — garnishes and drinks are left out.

Highest-protein Firehouse Subs items under 700 calories

Best picks when you're chasing a protein target without spending the whole day's budget.

Best protein per calorie at Firehouse Subs

The most "protein-dense" choices — the most grams of protein for each 100 calories.

Full Firehouse Subs nutrition (lowest calories first)

Calories and macros for all 114 Firehouse Subs items we track. Also available as JSON.

Firehouse Subs nutrition FAQ

What is the lowest-calorie item at Firehouse Subs?

The lowest-calorie meal-sized item at Firehouse Subs is the Smoked Turkey Breast Roast (Medium) at about 99 calories with 19g protein.

What is the highest-protein option at Firehouse Subs under 700 calories?

Firehouse Chopped Salad with Grilled Chicken leads with roughly 57g of protein for about 375 calories.

What's the most protein-efficient Firehouse Subs order?

Smoked Turkey Breast Roast (Medium) delivers the most protein per calorie — about 19g protein for 99 calories.

How many Firehouse Subs items are under 500 calories?

86 of the 114 Firehouse Subs menu items we track come in at 500 calories or less.

Where do these Firehouse Subs numbers come from?

From healthyfastfood.org (third-party host), last refreshed September 14, 2026. The chain's own document could not be read from its site, so figures are as published in a copy of its nutrition guide hosted by a third party; see the methodology page for how rows are checked.

Source: healthyfastfood.org (third-party host) · Data refreshed September 14, 2026. Figures are estimates and may change — verify with Firehouse Subs. Read how we gather and check this data.

More at Firehouse Subs

• Firehouse Subs calories & nutrition (all 114 items)
• Firehouse Subs under 300 calories (36 orders)
• Firehouse Subs under 400 calories (50 orders)
• Firehouse Subs under 500 calories (55 orders)
• Firehouse Subs under 600 calories (61 orders)
• High-protein Firehouse Subs orders (15 items)
• Firehouse Subs calorie calculator (build an order under your cap)

Similar chains

Subs & sandwiches chains with their own calorie tables, or browse all 30.

• Subway
• Arby's
• Panera Bread
• Jersey Mike's