| Erath County Texas Cities/Towns - Dublin, Morgan Mill, Stephenville (County Seat) |
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![]() Your Ad Here Erath County is a county located in the U.S. state of Texas. In 2000, its population was 33,001. The seat of the county is Stephenville. History It is named for George Bernard Erath, an early surveyor and a soldier at the Battle of San Jacinto. ![]() |