Grilled hamburgers are perfect for small backyard barbecues and giant neighborhood block parties alike. So, how long it takes to grill the perfect burger? Knowing how long to grill hamburgers is a must for any griller. But, grill times can vary based on the thickness of the patty, the kind of meat you use to make them, and just how you exactly you want your burger to be cooked. Follow these tips to ensure your patties come out just the way you (and your guests) like them.