Crime is one of the major threats to the society and is increasing rapidly in these days, so in order to control the crime rates many techniques and methods were brought into practise for the safety of the public. So such important task is given to the police by the data analysts. So, in this paper the proposing system mines popular crime patterns from spatial databases. Since the main part of the investigation will starts with the crime incident and the place of the crime. Therefore crime incident and place play a major role in mining process. This system helps in finding popular crime patterns speedy and results in better outputs.