Desi Sri Pasca Sari Sembiring, Ritha F. Dalimunthe, Delvian , R. Hamdani, Disaster Risk Index in Disaster Prone Area of Simeulue District Province of ACEH, Research Journal of Applied Sciences, Volume 10,Issue 11, 2015, Pages 801-806, ISSN 1815-932x, rjasci.2015.801.806, (https://makhillpublications.co/view-article.php?doi=rjasci.2015.801.806) Abstract: This study aims to know the threats, vulnerabilities and capacity in the reseach study and how the disaster risk index of this area. The study was analysis by descriptive and followed by hazard analyze, vulneribility and capacity, make a table, map, disaster history and counted Disaster Risk Index. From 8 regions in Simeulue were evenly distributed dissemination potential capacity with an average score for the ability to anticipate threats of 1063, organizing ability and the ability of a solution of 889 monitoring and evaluation of 470. Region and the highest level of anticipation were East Simeulue and Alafan. From 8 regions in Simeulue were worrying spread of potential vulnerability with an average score of between disaster index, economic variable conditions of 3843, the physical condition of the building has a score of 7848 and the condition of vulnerable 2880. Region and the highest level of vulnerability were Alafan and Salang. From 8 regions in Simeulue were evenly distributed dissemination potential capacity with an average score for the ability to anticipate threats of 1063, organizing ability and the ability of a solution of 889 monitoring and evaluation of 470. Region and the highest level of anticipation were Simeulue Timur and Alafan. From the above calculations it can be concluded that the level of disaster risk highest were Alafan and Salang. Keywords: Disaster risk index;simeulue;hazard;vulnerability;capacity