The main objective of this research is to find out the results of classification typology and elasticity in the sector contribution to economic growth. The type of research method is development research, namely research aimed at developing research findings or previous theories, both for the purposes of pure science and applied science and so on. The data used in this study are secondary data in the form of quantitative data which includes economic growth and sectoral contributions. The data in this study were obtained through agencies or related agencies, namely the Aceh Province Central Bureau of Statistics, the Revenue Service and Regional Financial Management of the Aceh Province. The results of the study show that 1). The typology of the class shows five areas of the economic sector, one of which is chosen as a mainstay consisting of agriculture, forestry and fisheries; construction; wholesale and retail trade: car and motorcycle repair; transportation and warehousing; government administration, land and social security is mandatory;2). Regression shows that the biggest elasticity in the mainstay is agriculture, forestry and fisheries. This indicates that the district/city government is expected to pay special attention to the development of the superior potential of each region.