COUNTY ORGANIZED: 1892 from Cheyenne and Arapaho lands.  Designated as D County by Congress, the county was renamed Dewey County in the general election held in November 1898.

COUNTY NAMED FOR: Admiral George Dewey (1837 – 1917) who is best known for his victory at the Battle of Manila Bay during the Spanish-American War. He was also the only person in the history of the United States to have attained the rank of Admiral of the Navy, the most senior rank in the United States Navy.

COUNTY SEAT NAMED FOR: It has been said that the Taloga is an Indian word meaning "beautiful valley," although in other accounts it is a Creek word meaning "rocking water."

COURTHOUSES:

• 1895 leased two-story brick structure.
• 1909 a wood-frame building at Main and Broadway offered space for county offices until a new courthouse was completed
• 1925 brick courthouse that received a coat of stucco in 1940.
• 2010 one-story modern courthouse

STANDING: One - 2010 modern Courthouse