Diabetes melitus has became a new non-infect disease threat around the world because of the people living style. The aim of this research was to implement Data Mining techniques in Diabetes mellitus Disease Detection and to see its relation with factors that caused to get valuable information from the result. This research was performed in one of Indonesian public hospital in 2006 The women. The prevalence of diabetes mellitus was identified as 23.47 %. In addition, the prevalence of diabetes mellitus was found to be higher in men than in women, in people of 60 and over than in people of 49 and under. It is believed that it can be reduced by prevention, control and education programs. In conclusion, it is thourght that age is become one of the most important factor. Key Words: Data Mining : Diabetes Millitus