The news: Latinos have surpassed African Americans as the largest minority group in Illinois, according to new estimates in the 2010 Census. Behind the news: Latinos could become Chicago’s largest racial or ethnic group by the year 2020, if growth trends from the previous decade are repeated between 2010 and 2020, according to U.S. Census data analyzed by The Chicago Reporter. At the same time, Latinos could surpass black people as the largest minority group in Cook County. Since the 1980 Census, the population of black and white people in Cook County has shrunk 5.5 percent and 44 percent, respectively, as the overall population of the county is also shrinking. Conversely, the Latino population in the county increased 60 percent.