Hajjiabad () is a village in Sanjabad-e Sharqi Rural District of the Central District in Khalkhal County, Ardabil province.
At the time of the 2006 National Census, the village's population was 139 in 37 households. The following census in 2011 counted 85 people in 23 households. The 2016 census measured the population of the village as 63 people in 23 households.