Toombs County is part of the Vidalia micropolitan statistical area.

The county is named for Robert Toombs, United States representative and senator.

[4] The southern half of Toombs County, from south of Vidalia southeast to State Route 147, is located in the Altamaha River sub-basin of the larger river basin by the same name.

[5] As of the 2020 United States census, there were 27,030 people, 10,030 households, and 6,537 families residing in the county.

Toombs County is governed by a five-member Board of Commissioners, headed by David Sikes, the chairman.