According to the United States Census Bureau , the town has a total area of 3.5 square miles ( 9.1 km2 ) , of which , 2.7 square miles ( 7.0 km2 ) of it is land and 0.8 square miles ( 2.1 km2 ) of it ( 22.82 % ) is water .
According to the United States Census Bureau , the town has a total area of 3.5 square miles ( 9.2 km ² ) .