 At the 2000 census there were 7,229 people living in the Yavapai County (western) portion of the city (70.9% of its population) and 2,963 living in the Coconino County (eastern) portion (29.1%).By land area Yavapai had 66.2% of its area, versus 33.8% for Coconino.There were 4,928 households, out of which 15.8% had children under the age of 18 living with them, 48.6% were married couples living together, 6.6% had a female householder with no husband present, and 41.9% were non-families.