So how much does a yard of gravel weigh? The weight of gravel depends on the type and density or grading. In most cases, a cubic yard of gravel weighs between 2,400 to 2,900 pounds (1,088 to 1,315 kg). How Much Does A Yard Of Pea Gravel Weigh? A cubic yard of pea gravel weighs between 2,500 to 2,600 pounds (1,133 to 1,179 kg).