Blackville is a small town in Barnwell County, South Carolina, United States.

[6] On December 22, 1781, a band of British Loyalists fought with a group of local Patriots two miles north of Blackville.

The location, called Windy Hill at that time, is slightly east of the present-day Healing Springs Park and Church.

The commanding officer was Captain Benjamin Odom, Jr. who was a member of Colonel William Harden's regiment.

South Carolina Highway 3 leads southwest 9 miles (14 km) to Barnwell, the county seat.

[5] As of the 2020 United States census, there were 1,923 people, 758 households, and 432 families residing in the town.

The land includes a natural spring whose water local tradition holds has healing powers.