Hajjiabad (Persian: حاجي آباد) is a city in the Central District of Zarrin Dasht County, Fars province, Iran, serving as both capital of the district and of the county.

At the 2006 National Census, its population was 18,346 in 4,195 households. The following census in 2011 counted 20,501 people in 5,121 households. The latest census in 2016 showed a population of 21,675 people in 6,061 households.