McDonald's French Fries (Medium): 320 calories
- 5gProtein
- 43gCarbs
- 15gFat
- 260mgSodium
Add it to an order in the calculator
Official U.S. values from McDonald's USA Nutrition Calculator, last checked September 25, 2026. Restaurants change recipes, so values in your area can differ.
McDonald's French Fries calories by size
| Size | Calories | Protein | Carbs | Fat | Sodium | % of 2,000 cal |
|---|---|---|---|---|---|---|
| Small | 230 | 3g | 31g | 11g | 190mg | 12% |
| Medium | 320 | 5g | 43g | 15g | 260mg | 16% |
| Large | 480 | 7g | 65g | 23g | 400mg | 24% |
The McDonald's French Fries (Medium) is about 16% of a 2,000-calorie day and 11% of the 2,300mg daily sodium limit in the U.S. Dietary Guidelines.
How to make a McDonald's order lighter
- Order the French Fries (Small) instead: 90 fewer calories, 3g protein.
How long it takes to burn off
For a 155 lb person, the McDonald's French Fries (Medium) takes about 72 minutes of brisk walking, 33 minutes of running (5 mph) or 33 minutes of cycling. Figures from Harvard Health’s calories-burned table; heavier people burn calories faster.
Compared with other restaurants
The closest item of the same kind at other chains:
- KFC Secret Recipe Fries (individual): 320 calories, 5g protein
- Chick-fil-A Waffle Potato Fries (Small): 320 calories, 4g protein
- Burger King Onion Rings (Medium): 290 calories, 4g protein
- Dairy Queen Fries (Regular): 280 calories, 5g protein
- Wendy's Jr. Natural-Cut Fries: 260 calories, 4g protein
Questions people ask
The McDonald's French Fries (Medium) has 320 calories, with 5g of protein, 43g of carbs and 15g of fat, according to the restaurant’s official U.S. nutrition information.
Small: 230; Medium: 320; Large: 480 calories.
The French Fries (Small) has 230 calories, 90 fewer, and still keeps most of the protein.
More McDonald's calories
Big Mac · Quarter Pounder with Cheese · Double Quarter Pounder with Cheese · McDouble · Cheeseburger · Hamburger · McChicken · Filet-O-Fish · Chicken McNuggets · Egg McMuffin · Sausage McMuffin · Sausage Biscuit · Sausage McMuffin with Egg · Bacon, Egg & Cheese Biscuit · Hash Browns · Baked Apple Pie · McFlurry with M&M'S Candies · Coca-Cola · Sweet Tea · Sprite · McFlurry with OREO Cookies