To rank the most and least educated states in America, WalletHub looked at 18 metrics, which all into two categories: educational attainment and quality of education.
The specific metrics included those 25 and older with a high school diploma; with at least some college; with a bachelor's degree; and with a graduate or professional degree.
Other factors examined were quality of public school systems and universities; public high school graduate rate; and racial and gender gaps in educational attainment.
Here are the 10 states that WalletHub ranked as the least educated: