Caddo National Grassland is a national grassland in the southern Great Plains, consisting of two separate sections located in northeastern and southeastern Fannin County, Texas, United States.

Two developed recreation areas are around Lake Davy Crockett, which is 388 acres (157 ha) in size.

The grassland is divided into two units: Bois d'Arc Creek and Ladonia.

[3] The grassland is administered together with all four United States national forests and two national grasslands located entirely in Texas, from common offices in Lufkin, Texas.

The units include Angelina, Davy Crockett, Sabine, and Sam Houston National Forests, plus Caddo and Lyndon B. Johnson National Grassland.