FR DIK is inhabited by Shiranis and Usthranas, occupying the Takht-i-Suleman range.

According to the 1998 census, the total population of FR DIK was 38,990, including 20,497 males and 18,493 females. However, according to recent estimates the population has reached 53,000 persons. According to the 1998 census report, the male to female ratio is 111/100, which is more than the national ratio of 106/100.