 The habitation of Coryell County dates as far back as 4500 BC.The Tonkawa, Lipan Apache, Kiowa and Comanche were among the tribes who migrated through the area at various periods.When the General Colonization Law went into effect in 1824, followed by the 1825 State Colonization Law of Coahuila y Tejas, Robert Leftwich obtained a grant to settle 800 families in Texas.