Background & Objective: Mortality statistics and cause of death are the main components in health planning in any community. Knowry the change of marraliy pattern is important for future health programming. This study have to determine and analyze the Mortality changing trends dury lest 35 years.

  Methods: In this study data recorded of 9740556 deaths from were analyzed. Graphical method were usead to analyze dara and . We analyzed data by croghal method and comping the trouds of morality cheye pattern.

  Results: Our servey should 60.4% of total deaths were in rural areas and 61.1% among males. The crude death rate was 13per 1000 pasim from to 1971-76 that decrease to 5 per 1000 pasim from to 2006-2010. Also life expectancy rate has been increased in study years from 55.2 in 1971-76 to 71 in 206-2010.

  Conclusion: results show that mortality pattern in years 1970 to 2007 have been changed and crude death rate with decrease tread and life expectancy with increase trend represent the level of health indicators in world and our country Iran have been developed and extended.