This research is motivated by agricultural community in Yogyakarta. One of the villages that used costal sand land as agricultural cultivation land is Srigading Village. In farmers association os costal sand land there is a Farmer Group called Manunggal Farmer Group. Manunggal farmer Group as a farmer group that oversees Srigadung Village farmers alwas has a way to overcome the problems that arise in cultivation. One of the axample is to gather the members at the night in accordance with mutualagreement to discuss the problems that occurred. Manynggal farmer Group facilities for each member of the farmers to exchange ideas and informationto solve the existing problems. From the above condition it is important to know how the role and the management of Manunggal Farmer Group in the effort of developing agriculture in costal sand land of Srigading Village, Sanden Subdistrict, Bantul Regency. This research used scoring method and descriptive analysis. Respondent in this research are 50 farmers, the member of Manunggal Farmer Group. The results showed the role of Manunggal Farmer Group as the learning class had an average score 19,66 which means has a role, joint venture 13,84 which means has a role and productionunit 16,2 which means has a role either. For the business affairs of Manunggal Farmer Group, arisan, savings and loan, discussion, seed preparation and marketing results to each other