Big fan of election and demographic numbers since 2006
 

1966 United States Congressional Elections – Ohio

United States House of Representatives – District 1 – GOP Gain

Robert Taft, Jr. (R) – 70,36652.93%

John J. Gilligan (D-inc) – 62,58047.07%

Total Votes – 132,946100.00%

United States House of Representatives – District 2 – GOP Hold

Donald D. Clancy (R-inc) – 102,31370.72%

Thomas E. Anderson (D) – 42,36729.28%

Total Votes – 144,680100.00%

United States House of Representatives – District 3 – GOP Gain

Charles W. Whalen, Jr. (R) – 62,47153.79%

Rodney M. Love (D-inc) – 53,65846.21%

Total Votes – 116,129100.00%

United States House of Representatives – District 4 – GOP Hold

William Moore McCulloch (R-inc) – 66,14263.60%

Robert H. Mihlbaugh (D) – 37,85536.40%

Total Votes – 103,997100.00%

United States House of Representatives – District 5 – GOP Hold

Delbert L. Latta (R-inc) – 80,90675.33%

John H. Shock (D) – 26,50324.67%

Total Votes – 107,409100.00%

United States House of Representatives – District 6 – GOP Hold

Bill Harsha (R-inc) – 74,84767.92%

Ottie W. Reno (D) – 35,34532.08%

Total Votes – 110,192100.00%

United States House of Representatives – District 7 – GOP Hold

Clarence J. Brown, Jr. (R-inc) – 81,225100.00%

United States House of Representatives – District 8 – GOP Hold

Jackson Edward Betts (R-inc) – 78,93367.05%

Frank B. Bennett (D) – 38,78732.95%

Total Votes – 117,720100.00%

United States House of Representatives – District 9 – DEM Hold

Thomas Ludlow Ashley (D-inc) – 83,26160.76%

Jane M. Kuebbeler (R) – 53,77739.24%

Total Votes – 137,038100.00%

United States House of Representatives – District 10 – GOP Gain

Clarence E. Miller (R) – 56,65952.02%

Walter H. Moeller (D-inc) – 52,25847.98%

Total Votes – 108,917100.00%

United States House of Representatives – District 11 – GOP Hold

J. William Stanton (R-inc) – 86,27369.31%

James F. Henderson (D) – 38,20630.69%

Total Votes – 124,479100.00%

United States House of Representatives – District 12 – GOP Hold

Samuel L. Devine (R-inc) – 70,10264.17%

Robert N. Shamansky (D) – 39,14035.83%

Total Votes – 109,242100.00%

United States House of Representatives – District 13 – GOP Hold

Charles Adams Mosher (R-inc) – 69,86265.53%

Thomas E. Wolfe (D) – 36,75134.47%

Total Votes – 106,613100.00%

United States House of Representatives – District 14 – GOP Hold

William H. Ayres (R-inc) – 77,81959.65%

Charles F. Madden, Jr. (D) – 52,64640.35%

Total Votes – 130,465100.00%

United States House of Representatives – District 15 – GOP Win (new district)

Chalmers P. Wylie (R) – 57,99359.91%

Robert L. Van Heyde (D) – 38,80540.09%

Total Votes – 96,798100.00%

United States House of Representatives – District 16 – GOP Hold

Frank T. Bow (R-inc) – 87,59761.10%

Robert D. Freeman (D) – 55,77538.90%

Total Votes – 143,372100.00%

United States House of Representatives – District 17 – GOP Hold/DEM Loss

John M. Ashbrook (R-inc) – 73,13255.33%

Robert T. Secrest (D-inc) – 59,03144.67%

Total Votes – 132,163100.00%

United States House of Representatives – District 18 – DEM Hold

Wayne L. Hays (D-inc) – 73,65764.15%

William H. Weir (R) – 41,16535.85%

Total Votes – 114,822100.00%

United States House of Representatives – District 19 – DEM Hold

Michael J. Kirwan (D-inc) – 86,97571.87%

Donald J. Lewis (R) – 34,03728.13%

Total Votes – 121,012100.00%

United States House of Representatives – District 20 – DEM Hold

Michael A. Feighan (D-inc) – 63,62976.05%

Clarence E. McLeod (R) – 20,03423.95%

Total Votes – 83,663100.00%

United States House of Representatives – District 21 – DEM Hold

Charles A. Vanik (D-inc) – 81,21081.69%

Frederick M. Coleman (R) – 18,20518.31%

Total Votes – 99,415100.00%

United States House of Representatives – District 22 – GOP Hold

Frances P. Bolton (R-inc) – 71,92755.87%

Anthony O. Calabrese, Jr. (D) – 56,80344.13%

Total Votes – 128,730100.00%

United States House of Representatives – District 23 – GOP Hold

William Edwin Minshall, Jr. (R-inc) – 102,51373.22%

Sheldon D. Clark (D) – 37,48926.78%

Total Votes – 140,002100.00%

United States House of Representatives – District 24 – GOP Gain

Donald E. Lukens (R) – 61,19458.50%

James H. Pelley (D) – 43,41841.50%

Total Votes – 104,612100.00%

Source: Office of the Clerk of the United States House of Representatives