Idaho

Idaho has the largest white population in the nation: In 2006, 95 percent of the population was white. Idaho's fertility rate is higher than the U.S. average (77.2 live births per 1,000 women aged 15–44, versus 66.3 in the United States as a whole in 2004). The cultural norms in Idaho tend to encourage traditional families. Only 23 percent of mothers were unmarried when they gave birth (the U.S. average is 37 percent), and 78 percent of children lived in married-couple households (the U.S. average is 68 percent). Despite these numbers, more than one in three Idaho mothers, according to the Idaho Department of Health and Welfare, reported that their pregnancy was unintended.

While there are fewer college graduates in Idaho than in most other states, ...