KOSAREK, TEXAS. Kosarek is in western Brazos County near a plantation area resettled during the railroad-building period after the Civil War. John Kosarek was an early settler of the area. The Italian and Czech families who settled here established orchards, dairies, and truck and poultry farms in the 1880s and 1890s. From 1936 to 1948 Kosarek had a population of thirty-five; in 1948 it had a store. After that year the town was not listed in the Texas Almanac; it did not appear on maps of 1990.