United States Senate – DEM Hold
Dick Durbin (D-inc) – 3,615,844 – 67.84%
Steve Sauerberg (R) – 1,520,621 – 28.53%
Kathy Cummings (G) – 119,135 – 2.24%
Larry A. Stafford (L) – 50,224 – 0.94%
Chad N. Koppie (C) – 24,059 – 0.45%
Write-ins – 1 – 0.00%
Total Votes – 5,329,884 – 100.00%
United States House of Representatives – District 1 – DEM Hold
Bobby Rush (D-inc) – 233,036 – 85.87%
Antoine Members (R) – 38,361 – 14.13%
Total Votes – 271,397 – 100.00%
United States House of Representatives – District 2 – DEM Hold
Jesse Jackson, Jr. (D-inc) – 251,052 – 89.41%
Anthony W. Williams (R) – 29,721 – 10.59%
Nathan Peoples (W/I) – 3 – 0.00%
Total Votes – 280,776 – 100.00%
United States House of Representatives – District 3 – DEM Hold
Dan Lipinski (D-inc) – 172,581 – 73.28%
Michael Hawkins (R) – 50,336 – 21.37%
Jerome Pohlen (G) – 12,607 – 5.35%
Total Votes – 235,524 – 100.00%
United States House of Representatives – District 4 – DEM Hold
Luis Gutierrez (D-inc) – 112,529 – 80.60%
Daniel Cunningham (R) – 16,024 – 11.48%
Omar N. López (G) – 11,053 – 7.92%
Total Votes – 139,606 – 100.00%
United States House of Representatives – District 5 – DEM Hold
Rahm Emanuel (D-inc) – 170,728 – 73.94%
Tom Hanson (R) – 50,881 – 22.04%
Alan Augustson (G) – 9,283 – 4.02%
Total Votes – 230,892 – 100.00%
United States House of Representatives – District 6 – GOP Hold
Peter Roskam (R-inc) – 147,906 – 57.57%
Jill Morgenthaler (D) – 109,007 – 42.43%
Total Votes – 256,913 – 100.00%
United States House of Representatives – District 7 – DEM Hold
Danny K. Davis (D-inc) – 235,343 – 85.02%
Steve Miller (R) – 41,474 – 14.98%
Total Votes – 276,817 – 100.00%
United States House of Representatives – District 8 – DEM Hold
Melissa Bean (D-inc) – 179,444 – 60.72%
Steve Greenberg (R) – 116,081 – 39.28%
Total Votes – 295,525 – 100.00%
United States House of Representatives – District 9 – DEM Hold
Jan Schakowsky (D-inc) – 181,948 – 74.66%
Michael B. Younan (R) – 53,593 – 21.99%
Morris Shanfield (G) – 8,140 – 3.34%
Susanne Atanus (W/I) – 13 – 0.01%
Total Votes – 243,694 – 100.00%
United States House of Representatives – District 10 – GOP Hold
Mark Kirk (R-inc) – 153,082 – 52.56%
Dan Seals (D) – 138,176 – 47.44%
Total Votes – 291,258 – 100.00%
United States House of Representatives – District 11 – DEM Gain
Debbie Halvorson (D) – 185,652 – 58.40%
Marty Ozinga (R) – 109,608 – 34.48%
Jason M. Wallace (G) – 22,635 – 7.12%
Total Votes – 317,895 – 100.00%
United States House of Representatives – District 12 – DEM Hold
Jerry Costello (D-inc) – 212,891 – 71.40%
Tim Richardson (R) – 74,382 – 24.95%
Rodger Jennings (G) – 10,907 – 3.66%
Harold Wiegand (W/I) – 1 – 0.01%
Total Votes – 298,181 – 100.00%
United States House of Representatives – District 13 – GOP Hold
Judy Biggert (R-inc) – 180,888 – 53.55%
Scott Harper (D) – 147,430 – 43.65%
Steve Alesch (G) – 9,402 – 2.78%
Theodore Knapp (W/I) – 51 – 0.02%
Total Votes – 337,771 – 100.00%
United States House of Representatives – District 14 – DEM Hold
Bill Foster (D-inc) – 185,404 – 57.75%
Jim Oberweis (R) – 135,653 – 42.25%
Total Votes – 321,057 – 100.00%
United States House of Representatives – District 15 – GOP Hold
Timothy V. Johnson (R-inc) – 187,121 – 64.19%
Steve Cox (D) – 104,393 – 35.81%
Total Votes – 291,514 – 100.00%
United States House of Representatives – District 16 – GOP Hold
Don Manzullo (R-inc) – 190,039 – 60.87%
Robert G. Abboud (D) – 112,648 – 36.08%
Scott Summers (G) – 9,533 – 3.05%
Total Votes – 312,220 – 100.00%
United States House of Representatives – District 17 – DEM Hold
Phil Hare (D-inc) – 220,961 – 99.77%
Mark Edward Lioen (W/I) – 517 – 0.23%
Total Votes – 221,478 – 100.00%
United States House of Representatives – District 18 – GOP Hold
Aaron Schock (R) – 182,589 – 58.88%
Colleen Callahan (D) – 117,642 – 37.94%
Sheldon Schafer (G) – 9,857 – 3.18%
Total Votes – 310,088 – 100.00%
United States House of Representatives – District 19 – GOP Hold
John Shimkus (R-inc) – 203,434 – 64.46%
Daniel Davis (D) – 105,338 – 33.38%
Troy Dennis (G) – 6,817 – 2.16%
Total Votes – 315,589 – 100.00%