Senatorial General Election Graph Comparison - Iowa
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2016Democratic549,46035.7%
 
Republican926,00760.1%
 
Other65,5694.3%
 

2014Democratic494,37043.8%
 
Republican588,57552.1%
 
Other46,7554.1%
 

2010Democratic371,68633.3%
 
Republican718,21564.4%
 
Other26,1622.3%
 

2008Democratic941,66562.7%
 
Republican560,00637.3%
 
Other1,2470.1%
 

2004Democratic412,36527.9%
 
Republican1,038,17570.2%
 
Other28,6881.9%
 

2002Democratic554,27854.2%
 
Republican447,89243.8%
 
Other20,9052.0%
 

1998Democratic289,04930.5%
 
Republican648,48068.4%
 
Other10,3781.1%
 

1996Democratic634,16651.8%
 
Republican571,80746.7%
 
Other18,0811.5%
 

1992Democratic351,56127.2%
 
Republican899,76169.6%
 
Other41,1723.2%
 

1990Democratic529,57153.8%
 
Republican453,27346.1%
 
Other1,0890.1%
 

1986Democratic299,40633.6%
 
Republican588,88066.0%
 
Other3,4760.4%
 

1984Democratic716,88355.5%
 
Republican564,38143.7%
 
Other11,4360.9%
 

1980Democratic581,54545.5%
 
Republican683,01453.5%
 
Other12,4751.0%
 

1978Democratic395,06647.9%
 
Republican421,59851.1%
 
Other7,9901.0%
 

1974Democratic462,94752.0%
 
Republican420,54647.3%
 
Other6,0680.7%
 

1972Democratic662,63755.1%
 
Republican530,52544.1%
 
Other10,1570.8%
 

1968Democratic574,88450.2%
 
Republican568,46949.7%
 
Other7330.1%
 

1966Democratic324,11437.8%
 
Republican522,33960.9%
 
Other11,0431.3%
 

1962Democratic376,60246.6%
 
Republican431,36453.4%
 

1960Democratic595,11948.1%
 
Republican642,46351.9%
 

1956Democratic543,15646.1%
 
Republican635,49953.9%
 

1954Democratic402,71247.7%
 
Republican442,40952.3%
 

1950Democratic383,76644.7%
 
Republican470,61354.8%
 
Other4,1440.5%
 

1948Democratic578,22657.8%
 
Republican415,77841.6%
 
Other6,4080.6%
 

1944Democratic494,22948.4%
 
Republican523,96351.3%
 
Other3,4950.3%
 

1942Democratic295,19441.7%
 
Republican410,38358.0%
 
Other2,2820.3%
 

1936Democratic539,55550.5%
 
Republican503,63547.1%
 
Other25,5672.4%
 

1914Democratic167,25139.2%
 
Republican205,83248.2%
 
Independent15,0583.5%
 
Other38,9619.1%
 


Iowa Results for 2016

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