The Census Bureau estimated Idaho’s population on July 1, 2013, at 1,612,136, an increase of more than 16,500 from mid-2012. The growth rate was the 13th strongest among the states and a third of a percentage point ahead of the national growth rate.
North Dakota led the nation in population gains, increasing 3.1 percent in the midst of its oil boom.
From 1990 through 2010 Idaho posted annual population growth rates of more than 1 percent, exceeding 2 percent a year during the mid-2000s expansion and 3 percent in 1993 and 1994. But in 2011 growth slid to just eight-tenths percent – a tenth more than the national rate – and then to seven-tenths percent in 2012 to match the national increase.
Nationally, population grew at 1 percent a year during the mid-2000s expansion before returning to the more typical rate of nine-tenths percent in 2009 and then falling to seven-tenths percent the past three years.
Idaho was among 16 states with growth rates of at least 1 percent.
Washington’s population was 6,971,406, up 1.1 percent, ranking it 10th nationally. Montana’s population grew by 1 percent, and Oregon’s was up 8-tenths of a percent.
Maine and West Virginia both reported fractional declines in population from mid-2012. (Idaho Department of Labor)