Karafs (Persian: كرفس) is a city in Shahanjarin District of Dargazin County, Hamadan province, Iran.

At the 2006 census, its population was 4,041 in 951 households, when it was a village in Darjazin-e Olya Rural District of the former Qorveh-e Darjazin District of Razan County. The following census in 2011 counted 4,086 people in 1,127 households. The latest census in 2016 showed a population of 4,155 people in 1,250 households. It was the most populous village in its rural district.

After the census, the district was separated from the county in the establishment of Dargazin County, which was divided into two districts of two rural districts each, with the city of Qorveh-e Dargazin as its capital. The village of Karafs was elevated to the status of a city.