Halibut Cove is a census-designated place (CDP) in Kenai Peninsula Borough, Alaska, United States. According to the United States Census Bureau, the CDP has a total area of 11.4 square miles (30 square kilometers), of which, 8.1 square miles (21 square kilometers) of it is land and 3.2 square miles (8.3 square kilometers) of it (28.61%) is water. Originally a fishing village, Halibut Cove is now home to several artists and businesses. One of the only floating U.S. post offices is there, along with a floating coffee shop. A popular tourist destination, the cove offers several lodges and cabins and the only way to get around the cove is by boat.