Gilpin County was named after Colonel William Gilpin, the first governor of the Territory of Colorado. Gilpin County and Clear Creek
counties are the only two original counties in the state of Colorado to retain their borders unchanged. Gilpin had a population of 4,757
in the year 2000, and its county seat is
Central City. Central City,
along with adjoining Black Hawk, is known for its limited-stakes gambling casinos.
Source: wikipedia.org