Pecos County is a county located in the U.S. state of Texas. As of the 2010 census, its population was 15,507. The county seat is Fort Stockton. The county was created in 1871 and organized in 1875. It is named for the Pecos River. It is one of the nine counties that comprise the Trans-Pecos region of West Texas.HistoryNative AmericansArcheological digs at Squawteat Peak uncovered prehistoric hunter-gatherer artifacts. 14 clusters of stones interpreted as wickiup and tipi rings indicate human habitation. A ring midden in the camp provided a radiocarbon date of 1300 A.D. Archeological finds along Tunas Creek include a burial site, pictographs, and artifacts; a possible modified Langtry projectile point (2,000 B.C. to A.D. 700–800).Early routesThe Comanche Trail crossed Pecos County near Horsehead Crossing and through Comanche Springs. The Chihuahua Trail connecting Mexico’s state of Chihuahua with Santa Fe, New Mexico brought travelers through the area by Comanche Springs about 1840.