Illinois has very low divorce rates. According to World Population Review, Illinois ranks number six with a crude divorce rate of 6.2 per 1,000 people.
The question you might ask is, why? There is no perfect explanation for why divorce rates increase or decrease, but several plausible theories help paint a general picture.
High median income
Income is one of the most significant indicators of divorce rates. When people get divorced, many couples say money is the main factor. Illinois residents have a high median income compared to other states. In southern states with much higher divorce rates, income tends to be much lower.
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