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Sourdough Jack calories & nutrition
The Jack in the Box Sourdough Jack has 690 calories, 33 g protein, 39 g carbs and 44 g fat (227 g).
Nutrition Facts
* Percent Daily Values are based on a 2,000 calorie diet (FDA). Values from the chain's published nutrition, 2026 menu.
Good for weight loss?
It is a heavy pick: 690 calories is 34% of a 2,000 calorie day. The Jumbo Jack Cheeseburger has 600 calories with 28 g of protein.
#16 of 32 Jack in the Box meals by protein per calorie.
Lighter swaps at Jack in the Box
Fewer calories, similar protein
 Jumbo Jack CheeseburgerBurgers · 245 g | 600 | 28 g | 33 g | 40 g | 1,110 mg |
|---|---|---|---|---|---|
 Southwest Chicken Salad w/ Grilled ChickenSalads · 430 g | 280 | 30 g | 25 g | 8 g | 810 mg |
 Garden Salad with Crispy Chicken StripsSalads · Crispy Chicken Strips | 410 | 28 g | 28 g | 21 g | 1,330 mg |
More protein for about the same calories
 Supreme CroissantAll Day Breakfast · 148 g | 790 | 39 g | 48 g | 50 g | 1,500 mg |
|---|---|---|---|---|---|
 Meat Lovers Breakfast Burrito w/ SalsaAll Day Breakfast · Salsa | 580 | 36 g | 36 g | 34 g | 1,490 mg |
 Sausage CroissantAll Day Breakfast · 159 g | 710 | 36 g | 36 g | 47 g | 1,690 mg |
Questions
How many calories are in the Jack in the Box Sourdough Jack?
The Jack in the Box Sourdough Jack has 690 calories (227 g), on the 2026 menu.
How much protein is in the Sourdough Jack?
33 g of protein, or 4.8 g for every 100 calories. That ranks #16 of 32 Jack in the Box meals by protein per calorie.
How many carbs and how much fat are in the Sourdough Jack?
39 g of carbs (3 g fiber, 7 g sugar) and 44 g of fat.
How much sodium is in the Sourdough Jack?
1,300 mg, 57% of the 2,300 mg daily limit in the Dietary Guidelines for Americans.
Is the Jack in the Box Sourdough Jack good for weight loss?
It is a heavy pick: 690 calories is 34% of a 2,000 calorie day. The Jumbo Jack Cheeseburger has 600 calories with 28 g of protein.
Eat at Jack in the Box. Still lose weight.
At Jack in the Box, the Southwest Chicken Salad w/ Grilled Chicken is 280 calories and the Bacon Ultimate Cheeseburger is 930. MenuTrim builds your personal plan and shows which one fits today.
- Daily calories for your goalFrom your weight, goal weight and pace.
- A protein target and a per-meal limitSo one meal out doesn't take the whole day.
- The date you'll reach your goalAn estimate from your pace, updated as you log.
- Jack in the Box orders that fit, marked15,000+ dishes at 50 chains, all from 2026 menus.
Build your plan in the app.Nutrition from Jack in the Box's published information for the 2026 menu. Recipes change; check with the restaurant if it matters. MenuTrim is not affiliated with Jack in the Box.