United States Senate – GOP Hold
Everett McKinley Dirksen (R-inc) – 2,358,947 – 53.01%
William G. Clark (D) – 2,073,242 – 46.59%
Louis Fisher (SL) – 17,542 – 0.39%
Write-Ins – 26 – 0.00%
Total Votes – 4,449,757 – 100.00%
United States House of Representatives – District 1 – DEM Hold
William L. Dawson (D-inc) – 119,207 – 84.56%
Janet Roberts Jennings (R) – 21,758 – 15.44%
Total Votes – 140,965 – 100.00%
United States House of Representatives – District 2 – DEM Hold
Abner J. Mikva (D) – 106,642 – 65.36%
Thomas R. Ireland (R) – 56,513 – 34.64%
Total Votes – 163,155 – 100.00%
United States House of Representatives – District 3 – DEM Hold
William T. Murphy (D-inc) – 101,729 – 54.04%
Robert A. Podesta (R) – 86,535 – 45.96%
Total Votes – 188,264 – 100.00%
United States House of Representatives – District 4 – GOP Hold
Edward J. Derwinski (R-inc) – 151,216 – 68.31%
Robert E. Creighton (D) – 70,145 – 31.69%
Total Votes – 221,361 – 100.00%
United States House of Representatives – District 5 – DEM Hold
John C. Kluczynski (D-inc) – 96,584 – 55.36%
Joseph J. Krasowski (R) – 77,887 – 44.64%
Total Votes – 174,471 – 100.00%
United States House of Representatives – District 6 – DEM Hold
Daniel J. Ronan (D-inc) – 94,779 – 59.69%
Gerald Dolezal (R) – 63,999 – 40.31%
Total Votes – 158,778 – 100.00%
United States House of Representatives – District 7 – DEM Hold
Frank Annunzio (D-inc) – 86,769 – 83.14%
Thomas J. Lento (R) – 17,594 – 16.86%
Total Votes – 104,363 – 100.00%
United States House of Representatives – District 8 – DEM Hold
Dan Rostenkowski (D-inc) – 105,003 – 62.78%
Henry S. Kaplinski (R) – 62,254 – 37.22%
Total Votes – 167,257 – 100.00%
United States House of Representatives – District 9 – DEM Hold
Sidney R. Yates (D-inc) – 119,032 – 64.44%
Edward U. Notz (R) – 65,687 – 35.56%
Total Votes – 184,719 – 100.00%
United States House of Representatives – District 10 – GOP Hold
Harold R. Collier (R-inc) – 148,398 – 66.80%
Seymour C. Axelrood (D) – 73,766 – 33.20%
Total Votes – 222,164 – 100.00%
United States House of Representatives – District 11 – DEM Hold
Roman C. Pucinski (D-inc) – 128,152 – 55.76%
John J. Hoellen (R) – 101,665 – 44.24%
Total Votes – 229,817 – 100.00%
United States House of Representatives – District 12 – GOP Hold
Robert McClory (R-inc) – 120,370 – 70.44%
Albert S. Salvi (D) – 50,525 – 29.56%
Total Votes – 170,895 – 100.00%
United States House of Representatives – District 13 – GOP Hold
Donald Rumsfeld (R-inc) – 186,714 – 72.74%
David C. Baylor (D) – 69,987 – 27.26%
Total Votes – 256,701 – 100.00%
United States House of Representatives – District 14 – GOP Hold
John N. Erlenborn (R-inc) – 163,332 – 70.93%
Marc Karson (D) – 66,923 – 29.06%
Write-Ins – 1 – 0.00%
Total Votes – 230,256 – 100.00%
United States House of Representatives – District 15 – GOP Hold
Charlotte T. Reid (R-inc) – 121,432 – 68.71%
Benjamin P. Alschuler (D) – 55,291 – 31.29%
Total Votes – 176,723 – 100.00%
United States House of Representatives – District 16 – GOP Hold
John B. Anderson (R-inc) – 111,037 – 67.35%
Stan Major (D) – 53,838 – 32.65%
Total Votes – 164,875 – 100.00%
United States House of Representatives – District 17 – GOP Hold
Leslie C. Arends (R-inc) – 122,513 – 65.27%
Lester A. Hawthorne (D) – 65,192 – 34.73%
Total Votes – 187,705 – 100.00%
United States House of Representatives – District 18 – GOP Hold
Robert H. Michel (R-inc) – 106,122 – 60.89%
James G. Hatcher (D) – 68,173 – 39.11%
Total Votes – 174,295 – 100.00%
United States House of Representatives – District 19 – GOP Hold
Tom Railsback (R-inc) – 114,948 – 63.48%
Craig Lovitt (D) – 66,135 – 36.52%
Total Votes – 181,083 – 100.00%
United States House of Representatives – District 20 – GOP Hold
Paul Findley (R-inc) – 124,121 – 66.19%
Donald L. Schilson (D) – 63,412 – 33.81%
Total Votes – 187,533 – 100.00%
United States House of Representatives – District 21 – DEM Hold
Kenneth J. Gray (D-inc) – 111,425 – 54.15%
Van Oshel (R) – 94,363 – 45.85%
Total Votes – 205,788 – 100.00%
United States House of Representatives – District 22 – GOP Hold
William L. Springer (R-inc) – 115,258 – 64.31%
Carl Firley (D) – 63,957 – 35.68%
Write-Ins – 20 – 0.01%
Total Votes – 179,235 – 100.00%
United States House of Representatives – District 23 – DEM Hold
George E. Shipley (D-inc) – 104,349 – 53.98%
Bert Hopper (R) – 88,945 – 46.02%
Total Votes – 193,294 – 100.00%
United States House of Representatives – District 24 – DEM Hold
Melvin Price (D-inc) – 113,507 – 71.32%
John S. Guthrie (R) – 45,649 – 28.68%
Total Votes – 159,156 – 100.00%