Farhadabad (, also Romanized as Farhādābād) was a village in Mirbag-e Shomali Rural District of the Central District, Delfan County, Lorestan province, Iran.
At the 2006 National Census, its population was 1,568 in 321 households. The following census in 2011 counted 1,648 people in 359 households. The latest census in 2016 showed a population of 1,635 people in 393 households. It was the largest village in its rural district.
In 2023, Itivand and Mirbag Districts were established, with two rural districts each that were transferred from Kakavand District and the Central District, respectively. Farhadabad merged with the village of Shahnabad to form the new village of Mirbag.