Sherman County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 2,782. Its county seat is Stratford. The county was created in 1876 and organized in 1889. It is named for Sidney Sherman, who fought in the Texas Revolution. Though both Sherman County and Sherman, Texas, are named for the same person, the city of Sherman is located in Grayson County, about 430 miles to the southeast.

Stratford is a town and county seat of Sherman County, Texas, United States. The population was 2,017 at the 2010 census, up from 1,991 in 2000.