Gloucester Point is a census-designated place in Gloucester County, Virginia, United States. The population was 9,402 at the 2010 census. It is home to the College of William & Mary's Virginia Institute of Marine Science, a graduate school for the study of oceanography.Gloucester Point is located in southern Gloucester County at 37°16′12″N 76°29′55″W / 37.27000°N 76.49861°W / 37.27000; -76.49861, on the north side of the York River in southeastern Virginia. To the south across the river on U.S. Route 17 and the George P. Coleman Memorial Bridge is Yorktown, site of the conclusion of the American Revolutionary War. From Gloucester Point, US 17 leads south through Yorktown 18 miles to the center of Newport News and north 12 miles to Gloucester Courthouse, the Gloucester County seat.According to the United States Census Bureau, the Gloucester Point CDP has a total area of 16.4 square miles, of which 9.4 square miles are land and 7.0 square miles, or 42.