| Washington County Texas Cities/Towns - Brenham (County Seat), Burton, Chappell Hill, Independence |
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![]() Your Ad Here Washington County is a county in the U.S. state of Texas, known for the Convention of 1836 where the Texas Declaration of Independence was signed. As of 2000, the population was 30,373. Its county seat is Brenham. History The county is named for George Washington, the first president of the United States. |