U-Stor-N-Lock self storage is convenitalty located near Interstate 80 in Clearfield right off 153/322. At 15658 Rockton Mountain Hwy, Clearfield, PA Clearfield CountyÂ was created in 1804, from parts of Huntingdon and Lycoming Counties and named for Clearfield Creek. For many years Clearfield County functioned as part of Centre County, not electing its own commissioners until 1812. Clearfield the borough andÂ Clearfield County is located in the center of Pennsylvania with direct access to major markets in the Northeastern United States and the Midwest via US Interstate 80 which runs directly through the center of the county. Clearfield county has 6 exits off US Interstate 80.