Clam Gulch is a census-designated place in Kenai Peninsula Borough, Alaska, United States. At the 2020 census, the population was 207. Clam Gulch is located on the west side of the Kenai Peninsula at 60°13′40″N 151°23′38″W / 60.22778°N 151.39389°W on the shores of Cook Inlet. It is bordered to the north by Cohoe and to the south by Ninilchik. The onl…Clam Gulch is a census-designated place in Kenai Peninsula Borough, Alaska, United States. At the 2020 census, the population was 207. Clam Gulch is located on the west side of the Kenai Peninsula at 60°13′40″N 151°23′38″W / 60.22778°N 151.39389°W on the shores of Cook Inlet. It is bordered to the north by Cohoe and to the south by Ninilchik. The only road access is via the Sterling Highway, which leads northeast 22 miles to Soldotna and south 53 miles to Homer.