Jimmy Emerson, DVM on Flickr

Deaf Smith County. Formed from Young and Bexar territories: Created, August 21, 1876 - Organized, October 3, 1890. Named in honor of Erastus "Deaf" Smith, 1787-1837, came to Texas in 1821 rendered valuable service as a scout and spy during the Texas Revolution and was conspicuous for his bravery in the battle of San Jacinto. County Seat, La Plata, frequently called Grenada, 1890-1898 -Hereford, since 1899. (1936) #1195