According to the council, black enrollment reached a peak in 1976, when 1,032,000 blacks made up 9.4 percent of the college population.
The high school is the state's largest, with 4,300 students, the enrollment predominantly black and Hispanic.
They add that colleges sometimes accept some such students because the schools are so eager to increase their black enrollment.
No precise figures are kept on black Republican enrollment, either locally or around the country.
In the same period, black enrollment rose to 2.4 percent from 1.8 percent.
During the same period, black enrollment rose 5 percent, from 6.3 million to 6.6 million.
Black enrollment, up 56 percent, now stands at 9.2 percent of the total student population.
Despite that, she said, for the last decade the association's figures showed black enrollment decreasing.
This is an increasingly common hybrid in white communities, where parents have gone private to limit black enrollment.
With integration of the public schools three years ago, Redhill actually lost black enrollment, which is now down to 10 percent.
