Jack in the Box Fish Sandwich: nutrition and allergens
The Fish Sandwich at Jack in the Box has 450 calories, 23 g fat, 47 g carbohydrate, 16 g protein and 1,000 mg sodium per serving (185 g), according to Jack in the Box’s nutrition information.
Nutrition facts
| Serving size | 185 g |
|---|---|
| Calories | 450 |
| Calories from fat | 210 |
| Total fat (g) | 23 29% |
| Saturated fat (g) | 3 15% |
| Trans fat (g) | 0 |
| Cholesterol (mg) | 35 12% |
| Sodium (mg) | 1,000 43% |
| Potassium (mg) | 290 6% |
| Total carbohydrate (g) | 47 17% |
| Dietary fiber (g) | 2 7% |
| Total sugars (g) | 6 |
| Protein (g) | 16 32% |
Percentages are the share of the FDA Daily Value for adults and children 4 and over, worked out from Jack in the Box’s published amounts (how % Daily Value works). A dash means Jack in the Box does not publish that value for this item. Not published for this item: added sugars.
Using the FDA’s rule of thumb that 5% of the Daily Value or less per serving is low and 20% or more is high, one serving is high in sodium (43%), protein (32%) and fat (29%). Add it up with other items in the Jack in the Box nutrition calculator.
Seasonal.
Allergens
According to Jack in the Box, the Fish Sandwich contains egg, fish, wheat, soy and sesame.
| Milk | Not listed |
|---|---|
| Egg | Contains |
| Fish | Contains |
| Crustacean shellfish | Not listed |
| Tree nuts | Not listed |
| Peanuts | Not listed |
| Wheat | Contains |
| Soy | Contains |
| Sesame | Contains |
Not in the allergen guide under this name; allergens are the codes printed next to the item in the nutrition guide.
Buns contain sesame in some regions.
Jack in the Box kitchens handle soy, egg, fish, milk, wheat and sesame, and shared equipment means an item can pick up one of these even when its ingredients do not list it. Grilled vegetables, eggs and some bakery items are cooked with a butter-flavored vegetable oil that adds soy. The allergen guide does not cover dressings, crunchy toppings, dipping sauces or sauce packets within other items; those are listed on their own. Guests with food allergies are advised to consult their physician and to recheck the information often, since menus and ingredients change.
Other items in Chicken & More at Jack in the Box
By calories, the Fish Sandwich ranks 3 of 12 in Jack in the Box’s Chicken & More section, from lowest to highest.
| Item | Calories |
|---|---|
| Chicken Nuggets4 pc. | 190 |
| Crispy Chicken Strips2 pc. | 310 |
| Fish Sandwich | 450 |
| Sourdough Grilled Chicken Club | 500 |
| Chicken Sandwich | 560 |
| Teriyaki Grilled Chicken Bowl (Brown Rice) | 580 |
| Teriyaki Grilled Chicken Bowl | 590 |
| Chicken Sandwich with Bacon | 610 |
| Jack's Spicy Chicken Sandwich | 690 |
| The Cluck Chicken Sandwich | 710 |
| Jack's Spicy Chicken Sandwich with Cheese | 720 |
| Homestyle Ranch Chicken Club | 790 |
Nutrition for all 12 items in Chicken & More at Jack in the Box
Browse the Jack in the Box menu by goal: high-protein items · low-calorie items
Fish sandwiches at other chains
Jack in the Box is one of 6 chains on this site that sell fish sandwiches. Of the 5 at other chains, 2 have fewer calories and 3 have the same or more than the Fish Sandwich, comparing each at its first listed size; portions differ, so check the serving on each item’s page.
| Item | Calories |
|---|---|
| McDonald’s Filet-O-Fish | 380 |
| Dairy Queen Wild Alaskan Fish Sandwich | 420 |
| Whataburger Whatacatch Sandwich | 490 |
| Burger King Big Fish | 570 |
| Culver's North Atlantic Cod Sandwich | 600 |
Compare all fish sandwiches side by side (6 items at 6 chains)
Sources
- 1 Jack in the Box, 2026 Nutrition Facts (Jack in the Box nutrition guide) Covers nutrition, allergens and menu · Printed as "effective as of November 2026" · Checked 8 Oct 2026
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