Lake Michigan is approximately 300 miles long and averages 75 miles across, covering 22,300 square miles -- which is equal to the combined areas of the states of [[Maryland]], [[Massachusetts]] and [[Delaware]]. It is 335 feet above [[Lake Ontario]] and 577 feet above sea level. The deepest point in the lake is 925 feet. | Lake Michigan is approximately 300 miles long and averages 75 miles across, covering 22,300 square miles -- which is equal to the combined areas of the states of [[Maryland]], [[Massachusetts]] and [[Delaware]]. It is 335 feet above [[Lake Ontario]] and 577 feet above sea level. The deepest point in the lake is 925 feet. |