Iowa is rapidly trending republican much faster then it's neighbors WI and MN.

[JA]

No Large Metros

Much more Religious

Way less educated

Less Diverse

Iowa has one of the highest high school graduation rates of any state, at 91.8%.

I think AKCreative is referring to undergraduate and/or post-graduate education.

Iowa and Wisconsin have similar post-secondary educational attainment.

Percentage of population 25 years and older with a Bachelor's Degree...

26.7% - Iowa
33.7% - Minnesota
27.8% - Wisconsin

What really separates Iowa from Minnesota and Wisconsin are its Non-Hispanic White share of the population...

87.4% - Iowa
81.7% - Minnesota
82.4% - Wisconsin

... its type of Christianity (which is significantly more Evangelical Protestantism in Iowa)...

28% - Iowa
19% - Minnesota
22% - Wisconsin

... and its degree of religiosity.

Iowa - 53% say religion is very important in their lives, 36% say they attend worship services at least weekly, 50% say they pray daily, and 66% say they believe in God with absolute certainty
Minnesota - 46% say religion is very important in their lives, 34% say they attend worship services at least weekly, 47% say they pray daily, and 56% say they believe in God with absolute certainty
Wisconsin - 44% say religion is very important in their lives, 37% say they attend worship services at least weekly, 46% say they pray daily, and 56% say they believe in God with absolute certainty