Peoria, TexasPeoria is an unincorporated community in Hill County, Texas, United States.HistoryPeoria is situated on the intersection of Texas State Highway 22 and Farm to Market Road 1947. It began as a rest stop for cattle drovers. Settler B. F. Stewart named the town after his hometown, Peoria, Illinois. In 1853, one square mile of road was laid out. A post office operated from 1856 to 1907, with Henry Young serving as the first postmaster. The population continued to decline, and as of 2000, had a population of 81.