This report shows the problem.

Following is an excerpt from Women, Race & Wealth – Research Brief Series, Vol.1, Jan. 2017, published by: Khaing Zaw, Jhumpa Bhattacharya, Anne Price, Darrick Hamilton, and William Darity, Jr of the Samuel DuBois Cook Center on Social Equity and Insight Center for Community Economic Development.

“…The story of the American Dream proclaims that opportunities for economic success are open to anyone with pure grit, gumption, and merit regardless of race. A college education is viewed as a key driver of upward mobility and the primary vehicle to eradicate racial differences in economic success. In reality, while a college degree may result in some improvement in life outcomes, it does little to undo the massive differences in wealth across race.

Our data show that black women have far less wealth than white women regardless of level of education. Single white women without a college degree have $3,000 more in median wealth than single black women with a college degree. Single white women with a bachelor’s degree have seven times the wealth of their black counterparts, $35,000 and $5,000 in median wealth, respectively…”
Also have a look at this Black Enterprise article.