Arey Lagoon is a bay on the Beaufort Sea coast of the U.S. state of Alaska. It is 7 miles (11 km) across and located between Arey Island and the mainland North Slope.
Coordinates: 70°05′23″N 143°52′44″W / 70.08972°N 143.87889°W / 70.08972; -143.87889