| Clay County Texas Cities/Towns - Bellevue, Byers, Dean, Henrietta (County Seat), Jolly, Joy, Petrolia |
![]() ![]() |
![]() Your Ad Here Clay County is a county located in the U.S. state of Texas. In 2000, its population was 11,006. The seat of the county is Henrietta. History Its name is in honor of Henry Clay, famous American statesman, member of the United States Senate from Kentucky and United States Secretary of State in the 19th century. |