It lies just off the Northeast corner of the Kenai Peninsula, separated from it by the Culross Passage.
Approximately, Culross Island is 16 miles or 27 kilometers Southeast of Whittier in the Valdez-Cordova region.
The 16x16 ft or 78 meters squared cabin has been rebuilt as its original had been destroyed by an avalanche.
The island is currently undergoing a claim of Adverse Possession as of Alaska Statute 09.130.030 or Senate Bill 93 which states that any person(s) may claim land within 10 years or 7 years with good faith.
Main Bay is the nearest weather station to Culross Island, located approximately 9 miles (14 km) to the southeast.