Mount Pleasant is the county seat of and largest city in Titus County, in the U.S. state of Texas. As of the 2020 census, Mount Pleasant's population was 16,047; it is situated in Northeast Texas.

Titus County is a county located in the northeastern region of the U.S. state of Texas. As of the 2020 census, its population was 31,247. Its county seat is Mount Pleasant. The county is named for Andrew Jackson Titus, an early settler. Titus County comprises the Mount Pleasant micropolitan statistical area.