Actualization of the national life as an effort to develop citizenship to realize citizens who have character and have an understanding of citizenship one of those can be done through the preservation of culture of local wisdom. Problems occurred in this study were: (1) Re-inventory local wisdom culture that had ever grown and developed in society in Simeulue District, and (2) The efforts of preserving local wisdom culture by Acehnese Adat Council (MAA) of Simeulue District. This study used a qualitative approach with a type of descriptive research. The informants in this study were 5 people from the administrators of the Acehnese Adat Council (MAA) of Simeulue District, 3 traditional leaders, and 2 indigenous people. The results showed that (1) local wisdom that were still alive and preserved in the Simeulue Regency community such as Nandong (a hummingbird that accompanies a drum), debus (martial arts using sharp weapons), sikambang (dance in pairs), tari gelombang (dance performed by many people which is carried out to welcome the bride and to welcome honored guests), marangkul (procession before the bridegroom rises to the house the bride is pelted with yellow rice), buai (humming accompanied by dance to lull children), and tari pedang (dance arts using sharp weapons) and (2) The efforts of preserving by Acehnese Adat Council (MAA) of Simeulue District which was done through socialization into the community, but has not been maximized because of the limited number of personnel and funds problems. Conclusion: (1) In Simeulue District there are many local wisdom cultures such as nandong, debus, sikambang, tari gelombang, marangkul marapulai, buai , and tari pedang; and (2) Preservation of the culture of local wisdom in Simeulue District is carried out through socialization.