Hamadan Province , is one of the 31
provinces of
Iran. Its center is
Hamadan city. The province of Hamadan covers an area of 19,546 km². In the year 1996, Hamadan province had a population of approximately 1.7 million people; according to the National Census held in 2011 the population of the Province was 1758268 people. In 2014 it was placed in
Region 4.