 The tribe reports 1100 enrolled members.Polk County, named for James Knox Polk of Tennessee, President of the United States, was by act of the First Legislature of the State of Texas, approved on March 30, 1846, created out of Liberty County and embraced that portion thereof known and designated as the "Northern Division" of said Liberty County.It was one of the first of a series of 23 counties, formulated, constituted and established by the State of Texas, after annexation with the United States.