Named for round clumps of oaks. Pioneered by C. C. (Lum) Mills, 1863, but soon abandoned to Indians, site became the first permanent settlement in Baylor County when reopened in 1874 by T. K. Hamby, C. C. and W. B. Mills, John W. Stevens and Tom Whitworth. Post Office opened in 1879 with A. C. Burnham as postmaster. In school built in 1879, first teacher was Eliza Mitchell. Town had stores, barber and blacksmith shops, 1880s. The church was built by Methodists, 1879, sold to Baptists, 1933. The burial ground, dating from 1870, was deeded 1962 by J. Hop Parker to the cemetery association. Incise on back: Marker sponsored by Harry and Helen Portwood. 1972.