White Castle under 300 calories: 31 orders, ranked

Of the 66 single orders we track at White Castle, 31 come in at or under 300 calories — 47%. The most protein in one item under 300 is the Original Slider with Egg & Cheddar Cheese, 14 g for 280 calories; the most filling by protein and fiber per calorie is the Bacon Cheese Slider (11 g protein, 1 g fiber, 220 cal). 15 entrées fit under 300; 7 do not.

Source: White Castle nutrition guide (official) · Data refreshed September 15, 2026

• 31 orders under 300
• 14g most protein in one item
• 14g protein in a full meal
• 7 entrées over 300

As of September 2026, 31 of the 66 White Castle single orders we track come in at or under 300 calories, and the most protein in a complete White Castle meal under 300 is 14 g (A Double Cheese Slider and a Bottled Water).

Three complete White Castle meals under 300 calories

Under 300, the most-protein meal is built on the Double Cheese Slider (300 cal), which leaves 0 calories for its sides and drink. One meal-sized entrée, up to two different sides and a drink — the MinMax app's meal and the best under the cap, drink included (water only where no published drink fits; the lightest meal takes a zero-calorie drink, or water).

Build your own White Castle order under 300 calories → Swap any item, add a side, share the link.

Every White Castle order under 300 calories, ranked by protein

Single orders only — no desserts, kids' meals, combos, sauces or toppings — by grams of protein, then calories. The median order under 300 is 250 calories and 15 of the 31 are entrées. Figures as White Castle published them, rounded to whole numbers (how we check them).

What 300 calories buys at White Castle

The 8 lightest orders under 300: The Original Slider (140), Cheese Slider (170), Garlic Cheese Slider (limited time) (170), Jalapeño Cheese Slider (170), Smoked Cheddar Cheese Slider (180), Breakfast Slider with Egg & Cheese (200), Chicken Ring Slider with Cheese (200) and Breakfast Slider with Egg & Cheddar Cheese (210).

What doesn't fit under 300

7 of 22 White Castle entrées are over 300 calories; the lightest of them, the Double Jalapeño Cheese Slider, misses by 20 calories at 320. With more room, see White Castle under 400. Closest misses: Double Jalapeño Cheese Slider (320), Double Smoked Cheddar Cheese Slider (320), Panko Fish Slider (320), Crispy Chicken Slider (330) and Panko Fish Slider with Cheese (340).

More at White Castle

• White Castle calories & nutrition (69 items listed)
• White Castle under 400 calories (52 orders)
• White Castle under 500 calories (60 orders)
• White Castle under 600 calories (62 orders)
• White Castle calorie calculator (build an order under your cap)

Under 300 calories at other chains

The same cap at 3 Burgers chains, or the cross-chain pillar: fast food under 300 calories.

• Krystal under 300
• Burger King under 300
• Sonic Drive-In under 300