sentences:  The County contains whole, or parts of, several previous Spanish land grants to include the Aqua Negra, the Jose Perea, the Anton Chico, and the Preston Beck land grants.According to the U.S. Census Bureau, the county has a total area of , of which is land and (0.04%) is water.As of the 2000 census, there were 4,680 people, 1,655 households, and 1,145 families living in the county.