Corruption is a major obstacle to economic development in the 20-year vision of the system. This article has investigated the level and causes of corruption in governmental organizations of Kurdistan province with criminological approach. Inspired by theoretical approaches, it was developed the theories at three levels of macro, median and micro for explanation of corruption. This research was conducted in a quantitative approach by survey method in 2017. It has used "perceived corruption" approach to measuring of variables. The data collected using questionnaire from 242 citizens aged 25-64 years resident in Sanandaj, Saqez, Marivan, Bijar and Ghorveh who selected in multi-stage sampling methods. The questionnaire was verified through content validity, factor validity, and internal consistency. The data analysis was done in SPSS. The results showed that the incidence of corruption in governmental organizations is very high and statistically significant. As well, the variables of the weakness of external controls, the weakening of moral values, the much individualism, the economic inequality, the prevalence culture of corruption, not having hope for the future, and the weakness of internal controls are among the most important reasons for corruption. The multivariate analysis showed that the three variables of external controls, moral values ​​and inequality had the most effects on dependent variables and predicted approximately 71% of it changes. This research has a strong theoretical and empirical support and in order to deal with problem, has provided the solutions.