Valley County was the fastest growing county in Idaho in 2006, adding 6.3 percent in population, according to population estimates released by the U.S. Census Bureau.
The Census Bureau estimated there were 8,836 people living in Valley County on July 1, 2006 compared with an estimated population of 8,310 on July 1, 2005, an increase of 526 residents in one year.
The county's leading growth rate was followed in 2006 by Canyon County, with a 5 percent increase during the year, and Teton County, which saw a rise of 4.6 per cent. Ada County came in fourth place with a 3.9 percent increase.
The Census Bureau also provided the list of fastest-growing counties since the last official census in 2000.
Valley County was the sixth fastest growing county during that time, with a 15.5 percent increase between 2000 and 2006.
Adams County lost population between 2005 and 2006, according to the Census Bureau estimates. The county's population fell by 57 people, or 1.6 percent, to a new total of 3,485.
Between 2000 and 2006, Adams County's population fell by nine people, or 0.3 percent, according to the estimates.