Local diagnostics of security are comprehensive tools that present graphically public security a communal level using a number of data such as public opinion surveys, official crime statistics, 911 data and census data. Opinion surveys offer unique insights into citizen perception, attitude and experience with crime and security. Such data have become a prerequisite to community policing approaches in policing. Our diagnostics mobilize robust methodologies, modern technologies, present data using mapping technics, and allow visualizing data and correlations in exiting new ways and interactive maps.