That's the headline of this article by Danielle Douglas-Gabrielle. Here's an excerpt:
Researchers [at Washington Center for Equitable Growth] found that a correlation between the share of minorities in a Zip code and loan delinquency rates is highest for people in the middle of the income distribution. Among Zip codes with a median income of around $60,000, those with large Hispanic populations have much higher rates of past-due loans than those without. Delinquency rates are similarly high in predominantly African American neighborhoods with median incomes above $60,000, according to the center.
Go here to read the whole report.