| Chicago |  | Richard M. Daley (to April 2011) | 2,896,016 (3) | 1,405,107 (48.5%) | 1,490,909 (51.5%) | 1,215,315 (42.0%) | 1,065,009 (36.8%) | 10,290 (0.4%) | 125,974 (4.3%) | 753,644 (26.0%). 2000 percent population 18 and over | 84,437 (2.9%) | 393,203 (13.6%) | 10.3% | 31.5 | 2,842,518 (3) | 227 (square miles) | 672 (ft) | 578.5 (ft) | 22.4 (f) | 75.1 (f) | Protestant: 850
Roman Catholic: 252
Jewish: 51 | AM: 21
FM: 37 | 31 | 230,800 1 (4.9 1 %) | 37,169 (dollar) | Chicagoland Chamber of Commerce, One IBM Plaza, 330 N. Wabash, Suite 2800, Chicago, IL 60611 |