How many carbs are in a McDONALD's large fries? A complete nutritional analysis
                                
                                
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                                    3 min read                                
                            
                                According to U.S. nutrition information, a single large serving of McDONALD's fries contains approximately 66 grams of total carbohydrates. This carbohydrate count represents a significant portion of a standard diet, and understanding its composition is key for those monitoring their intake.