Kenai Peninsula Borough, Alaska was established on January 1, 1964 and named for the Kenai Peninsula! “Kenai” comes from the Russian name for Cook Inlet, Kenayskaya! Its borough seat is Soldotna! You might recognize Kenai Fjords National Park, the Homer Fishing Pond, and the starting lines of the Alaskan Railroad and Iditarod Trail, which are located in this borough!