How big are goose eggs?

The average length of a goose egg is between 7 and 9 centimeters (2.75 and 3.5 inches). The average width of a goose egg is between 5 and 6 centimeters (2 and 2.35 inches). The average weight of a goose egg is between 120 and 140 grams (4.2 and 4.9 ounces).