It is named after Benjamin Harvey Hill, a former Confederate and United States Senator.

[3] Ben Hill County comprises the Fitzgerald micropolitan statistical area.

[6] The majority of Ben Hill County, its northern and eastern portions, are located in the Lower Ocmulgee River sub-basin of the Altamaha River basin.

[7] Ben Hill County is part of the Southeast Georgia region.

[20] By the 2020 United States census, there were 17,194 people, 6,443 households, and 4,019 families residing in the county.

Out of the total people living in poverty, 33.30% are under the age of 18 and 17.60% are 65 or older.

One notable non-Christian religion for the county has been the Baha'i Faith.