A Burger King medium fries order packs about 380 calories; portion size, salt, and dips nudge the total.
Calories (Small)
Calories (Medium)
Calories (Large)
Smaller Portion
- Order small size
- Skip extra salt
- Split with a friend
Lowest calories
Midway Choice
- Pick medium
- Add ketchup sparingly
- Balance with a lean entrée
Balanced pick
Go Big
- Choose large
- Plan the rest of the day lighter
- Share at the table
Highest calories
Calories In Burger King Medium Fries: What Changes The Number
Menu boards give a round figure, but the box in your hand can land slightly above or below that. Why? Batch oil on the surface, seasoning, and the exact gram weight add wiggle room. Across current U.S. listings, a medium order sits near the 380-calorie mark, while independent databases post ranges from the mid-360s to the high-380s based on lab entries and serving weight.
Restaurants also publish unsalted figures. Add the standard shake of salt and the sodium climbs, even if calories barely move. If you’re tracking macros, think of a medium as a “carb-forward” side with a modest protein bump and a moderate fat load.
Quick Size-By-Size View
The grid below lines up typical U.S. sizes. Numbers reflect cooked weight, not raw potato. Use it to pick a portion that fits your day.
| Size | Serving Weight (g) | Calories (kcal) |
|---|---|---|
| Small | ~71–74 | ~320 |
| Medium | ~117–153 | ~380 |
| Large | ~150–155 | ~530 |
Calorie math ties back to oil. Fries are blanched, then finished in hot oil. A slightly longer fry or a basket that sits a moment before shaking will pull in more oil on the surface. Most of the count still comes from starch, not just oil, so portion control wins the day.
Once you set your daily calorie intake, it’s easier to decide whether a small or a medium fits better with the rest of your meal.
What The Nutrition Label Means
Energy is only one piece. A medium order brings carbs, some fat, a little fiber, and trace minerals like potassium. The fat mix includes a small slice of saturated fat. U.S. guidance caps that nutrient at a share of daily energy, and steers folks toward a lower sodium pattern.
That’s where official advice helps. The U.S. Dietary Guidelines set limits for saturated fat and sodium. For blood pressure, the American Heart Association puts a daily cap on sodium and suggests an even lower target for many adults.
How Salt And Sauces Change The Totals
Salt doesn’t add calories, but it does bump sodium. One generous sprinkle can add a few hundred milligrams to the box. Ketchup and mayo do add energy. A single ketchup packet is small, yet two or three can move the needle. Mayo-based dips climb faster.
Common Add-Ons
- Ketchup packet (10–13 g): ~10–15 kcal; ~85–110 mg sodium
- Barbecue cup (28 g): ~40–70 kcal; sodium varies by brand
- Mayo or creamy dip (15 g): ~90–110 kcal; adds fat
How Your Choice Compares: Small, Medium, Large
Small trims energy and sodium in one move. Large raises both. If you’re pairing fries with a sandwich or nuggets, shifting down a size is the simplest lever. Another easy win: share the box at the table and log half.
Portion Swaps That Work
- Split a medium with a friend and add a side salad.
- Pick small fries and save room for a protein-lean entrée.
- Order medium, then skip dips or stick to one ketchup.
How We Arrived At The Number
We pulled values from the chain’s nutrition listings and cross-checked against independent nutrition databases that catalog branded items by serving weight. U.S. sheets list both salted and unsalted rows. The medium entry lands near 380 kcal, with gram weight spanning the 117–153 g range across documents and time stamps. Third-party entries list mid-360s to high-380s, which fits the same gram spread and minor prep differences.
Regional menus can vary. International sites post different weights and salts, which explains why a medium in another country may post a slightly different number. If you’re traveling, check the local site or in-store pamphlet.
Macronutrients At A Glance
Per medium box, carbs land around the high-40s (g), fat sits around the mid-teens to low-20s (g), and protein is in the low single digits. Fiber hovers near 3–4 g. Sodium ranges from the mid-300s to 500-plus mg depending on salt and batch. Those swing points explain why two mediums in one week can post different totals in your tracker.
| Swap | Estimated Change | Why It Helps |
|---|---|---|
| Medium → Small | −60 to −80 kcal | Less oil and starch by weight |
| Skip 2 ketchup packets | −20 to −30 kcal | Cuts added sugar and sodium |
| Share half a large | −260 kcal | Portion control without skipping |
Smart Orders: Keep The Meal Balanced
Think in pairs. Fries with a grilled item beats fries plus a second fried side. Add a leafy side when you can. Water or unsweetened iced tea trims sugar from the drink slot and leaves room for the fries you want.
Sample Combos That Fit Different Goals
- Light lunch: small fries + grilled entrée + water
- Post-work treat: medium fries + ketchup + unsweetened tea
- Shareable dinner: large fries for the table + two lean mains
Frequently Raised Questions, Answered Briefly
Do Unsalted Fries Change Calories?
No. Salt shifts sodium, not energy. Taste changes; calories stay put.
Why Do Different Sites Show Different Numbers?
Weights differ by sheet, country, and update date. Some entries include salted versions. Testing methods vary. That’s why you see 365, 380, or even 387. Ranges make sense when you look at grams and salt lines.
What About Old “Lower-Cal” Crinkle Fries?
Years back, the chain offered a crinkle-cut item with fewer calories per gram. It was phased out, so current counts reflect the standard fries you get today.
Bottom Line For Your Tracker
Log a medium at roughly 380 kcal and adjust for dips. If you’d like a step-by-step walkthrough of calories by age and activity, try our daily sodium intake limit guide next for a salt check alongside your totals.