Clear Creek State Forest (formerly Kittanning State Forest) is a Pennsylvania State Forest in Pennsylvania Bureau of Forestry District #8. The main offices are located in Clarion in Clarion County, Pennsylvania in the United States. Until August 2007, it was named Kittanning State Forest. The forest is located on a total of 13,266 acres (5,369 ha) in three tracts: 9,089 acres (3,678 ha) in northern Jefferson County, 3,165 acres (1,281 ha) in southern Venango County, and 1,012 acres (410 ha) in southern Forest County. District #8 also includes Armstrong, Beaver, Butler, Clarion, Jefferson, Lawrence, and Mercer Counties.