| Reagan County Texas Cities/Towns - Big Lake (County Seat) |
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![]() Your Ad Here Reagan County is a county located in the U.S. state of Texas. In 2000, its population was 3,326. The seat of the county is Big Lake. History It is named in honor of John Henninger Reagan (1818-1905), who served as postmaster general of the Confederate States of America and also as a U.S. Senator, U.S. Representative, and first chairman of the Railroad Commission of Texas. ![]() |