Descriptive Study of Population Changes in Hamedan Province During Five Years Period 1390-1395

Population changes have undoubtedly impact on policymaking for governmental and private organizations. According to census 1395, North Khorasan province and Hamedan province have experienced a negative population growth rate. Hamedan province with population growth rate -0.23% annually has the lowest rate among all provinces in Iran.
Population growth as consequences of several components is changeable. So, the components of population must be considered for policy making and programming. Birth and mortality are the first reasons of changing populations. In the next degree of important, marriage and divorce and immigration affect on the population. In this paper, we study the population of Hamedan during the period 1390-95 in terms of demographic components and find preliminary estimates of immigrant.