Suicide is raised in many countries around the world as one of the major problems in medical and social advocacy. The increasing incidence of suicide in the community is sensible and irreparable damage to the body of a society's human resources. Therefore the present study aimed to explore the epidemiological aspects of suicide leads to death in Iranian population during 2004-2008. In a retrospective study a census sampling method was used. All records formed of suicide death in Ilam province during 2004 to 2008 in the Office of the State Coroner were evaluated. Data was collected by a checklist including age, gender, marital status, educational level, occupation, number of families, suicide instrument location of attempted to suicide, place of death and season. SPSS software Package 14 was used to analyze the data of this project. Mean± SD, median and percentages were used to describe the data. The average percentage of suicide lead to death in Ilam province was 18.7 per 100.000 person’s .Women and men have a suicide rate roughly equal (50.8% and 49.2%). There was a significant relationship between month (P= 0.02), season (P= 0.03), the number of families (P= 0.001) and percentage of suicide lead to death. Self-burning was the most common method used by suicide lead to death. This study showed that suicide remains a serious problem and an increase occurred in suicide in Ilam province in comparison with previous years.