United States Senate – DEM Gain
Barack Obama (D) – 3,597,456 – 69.97%
Alan Keyes (R) – 1,390,690 – 27.05%
Albert J. Franzen (I) – 81,164 – 1.58%
Jerry Kohn (L) – 69,253 – 1.35%
Write-ins – 2,957 – 0.06%
Total Votes – 5,141,520 – 100.00%
United States House of Representatives – District 1 – DEM Hold
Bobby L. Rush (D-inc) – 212,109 – 84.86%
Raymond G. Wardingley (R) – 37,840 – 15.14%
Total Votes – 249,949 – 100.00%
United States House of Representatives – District 2 – DEM Hold
Jesse L. Jackson, Jr. (D-inc) – 207,535 – 88.49%
Stephanie Sailor (L) – 26,990 – 11.51%
Total Votes – 234,525 – 100.00%
United States House of Representatives – District 3 – DEM Hold
Daniel William Lipinski (D) – 167,034 – 81.81%
Ryan Chlada (R) – 57,845 – 28.33%
Write-ins – 5,077 – 2.49%
Total Votes – 204,181 – 100.00%
United States House of Representatives – District 4 – DEM Hold
Luis V. Gutierrez (D-inc) – 104,761 – 51.31%
Tony Cisneros (R) – 15,536 – 7.61%
Jake Witmer (L) – 4,845 – 2.37%
Total Votes – 204,181 – 100.00%
United States House of Representatives – District 5 – DEM Hold
Rahm Emanuel (D-inc) – 158,400 – 76.18%
Bruce Best (R) – 49,530 – 23.82%
Total Votes – 207,930 – 100.00%
United States House of Representatives – District 6 – GOP Hold
Henry J. Hyde (R-inc) – 139,627 – 55.83%
Christine Cegelis (D) – 110,470 – 44.17%
Total Votes – 250,097 – 100.00%
United States House of Representatives – District 7 – DEM Hold
Danny K. Davis (D-inc) – 221,133 – 86.13%
Antonio Davis-Fairman (R) – 35,603 – 13.87%
Total Votes – 256,736 – 100.00%
United States House of Representatives – District 8 – DEM Gain
Melissa Bean (D) – 139,792 – 51.70%
Philip M. Crane (R-inc) – 130,601 – 48.30%
Total Votes – 270,393 – 100.00%
United States House of Representatives – District 9 – DEM Hold
Janice D. Schakowsky (D-inc) – 175,282 – 75.74%
Kurt J. Eckhardt (R) – 56,135 – 24.26%
Total Votes – 231,417 – 100.00%
United States House of Representatives – District 10 – GOP Hold
Mark Steven Kirk (R-inc) – 177,493 – 64.14%
Lee Goodman (D) – 99,218 – 35.86%
Total Votes – 276,711 – 100.00%
United States House of Representatives – District 11 – GOP Hold
Jerry Weller (R-inc) – 173,057 – 58.67%
Tari Renner (D) – 121,903 – 41.33%
Total Votes – 294,960 – 100.00%
United States House of Representatives – District 12 – DEM Hold
Jerry F. Costello (D-inc) – 198,962 – 69.46%
Erin R. Zweigart (R) – 82,677 – 28.86%
Walter B. Steele (L) – 4,794 – 1.67%
Write-ins – 2 – 0.00%
Total Votes – 286,435 – 100.00%
United States House of Representatives – District 13 – GOP Hold
Judy Biggert (R-inc) – 200,472 – 65.02%
Gloria Schor Andersen (D) – 107,836 – 34.98%
Write-ins – 4 – 0.00%
Total Votes – 308,312 – 100.00%
United States House of Representatives – District 14 – GOP Hold
J. Dennis Hastert (R-inc) – 191,618 – 68.63%
Ruben Zamora (D) – 87,590 – 31.37%
Total Votes – 279,208 – 100.00%
United States House of Representatives – District 15 – GOP Hold
Timothy V. Johnson (R-inc) – 178,114 – 61.05%
David Gill (D) – 113,625 – 38.95%
Total Votes – 291,739 – 100.00%
United States House of Representatives – District 16 – GOP Hold
Donald A. Manzullo (R-inc) – 204,350 – 69.08%
John H. Kutsch (D) – 91,452 – 30.92%
Write-ins – 4 – 0.00%
Total Votes – 295,806 – 100.00%
United States House of Representatives – District 17 – DEM Hold
Lane Evans (D-inc) – 172,320 – 60.68%
Andrea Lane Zinga (R) – 111,680 – 39.32%
Total Votes – 284,000 – 100.00%
United States House of Representatives – District 18 – GOP Hold
Ray LaHood (R-inc) – 216,047 – 70.24%
Steve Waterworth (D) – 91,548 – 29.76%
Total Votes – 307,595 – 100.00%
United States House of Representatives – District 19 – GOP Hold
John Shimkus (R-inc) – 213,451 – 69.36%
Tim Bagwell (D) – 94,303 – 30.64%
Total Votes – 307,754 – 100.00%