Before creating a free zone in the Qeshm Island, the indicators of development (social, economic, physical and environmental), the lowest value was found. Nowadays, these indicators increase in this island. This research study the role of Qeshm in Iran Census in urban development, and social security in Qeshm examined, Method of research is descriptive – analytical. The results suggest that the creation of social development indicators like education Qeshm, population and economic indicators such as the expansion of commercial markets, docks, customs, employment trends have been growing, despite the positive effects of creating, bottom of these crimes in the future urban structure of Qeshm is also ineffective acknowledges it is 50 percent of respondents to the insecurity situation in the city of Qeshm in the future will increase relative to the status Qeshm.

Aim of this study is to identify suitable Urban Development spots with application of Environmental Criteria in Mahmoodabad Township. A series of criteria were identified by investigating various sources about the location of urban development to achieve the aim of this study. Then criteria were selected by Delphi questionnaire or survey experts. So 12 criteria and 30 subcriteria were selected for urban development site selection in Mahmoodabad Township. These remained criteria which can convert to maps were weighted with AHP method. Then criteria were converted to maps by Arc GIS software. After that the maps combined with a weighted linear combination by Arc GIS software and appropriate spots for urban development were chosen. Area of the biggest spot is 0/7 square kilometers and area of the next spot is 0/4 square kilometers. According to 26th article of executive regulations for new towns building, minimum area of a new city is 3 square kilometers. So, none of the spots are suitable for urban development. Results and the criteria which obtained in this research can be used as a guide in areas that have similar features (north coastal area of country) to Mahmoodabad Township.