Examining the Economic Value of Tourism and Visitor Preferences: A Portrait of Sustainability Ecotourism in the Tangkahan Protection Area, Gunung Leuser National Park, North Sumatra, Indonesia

North Sumatra Province has the Tangkahan Nature Tourism Area, which represents ecotourism managed by local communities, established in 2001, now become leading tourism destination of both locally and internationally. is an example payment for environmental services community, initially carried out illegal logging mount Leuseur national park then agreed to preserve through ecotourism. This study aims analyze economic value preferences tourists revisit, along with factors that influence them, where these conditions can be illustration sustainability The travel cost method used calculate Ecotourism services. affect value, intensity visits, interest revisiting, were analyzed using multiple linear regression. results showed a relatively high supported tourist visits. Factors visits so as not lose