After a population decline since the 1950s, the population of Chicago increased from 2,783,726 in 1990 to 2,896,016 in 2000. According to the 2000 census, whites constitute 42 percent of the city's population; blacks, 36.8 percent; Asians, 4.3 percent; Native Americans, 0.4 percent; and Native Hawaiians and other Pacific Islanders, 0.1 percent. People of mixed heritage or not reporting ethnicity were 16.5 percent of inhabitants. Hispanics, who may be of any race, represent 26 percent of the city's population.
Chicago is the center of a large metropolitan area spreading across three states, from Kenosha, Wisconsin, in the north to Gary, Indiana, in the southeast. The population of the consolidated metropolitan statistical area increased from 8,115,000 in 1980 to 8,240,000 in 1990. It reached 9,157,500 in 2000. The percentage of minorities is lower in the metropolitan area than in the city. Blacks account for only about one in five in the metropolitan region as a whole, and Hispanics represent approximately one in nine residents. While the proportion of Hispanics is growing in the metropolitan area, black presence has remained mostly unchanged.