Template:United States Senate elections results, 2008

Summary of the November 4, 2008 United States Senate election results !style="background-color:#E9E9E9" colspan="2" rowspan="2" | Party !style="background-color:#E9E9E9" align=center colspan="3" | Breakdown !style="background-color:#E9E9E9" align=center colspan="3" | Seats !style="background-color:#E9E9E9" align=center colspan="2" | Popular Vote !style="background-color:#E9E9E9" align=right| Up !style="background-color:#E9E9E9" align=right| Elected !style="background-color:#E9E9E9" align=right| Not Up !style="background-color:#E9E9E9" align=right| 2006 !style="background-color:#E9E9E9" align=right| 2008 !style="background-color:#E9E9E9" align=right| +/− !style="background-color:#E9E9E9" align=right| Vote !style="background-color:#E9E9E9" align=right| %


 * style="text-align: left" | Democratic Party
 * 12
 * 20
 * 37
 * 49
 * 57
 * +8
 * align=right | 34,276,327
 * 51.86%


 * style="text-align: left" | Republican Party
 * 23
 * 15
 * 26
 * 49
 * 41
 * −8
 * align=right | 29,729,539
 * 45.00%


 * style="text-align: left" | Libertarian Party
 * 0
 * 0
 * 0
 * 0
 * 0
 * 0
 * align=right | 670,231
 * 1.01%


 * style="text-align: left" | Independence
 * 0
 * 0
 * 0
 * 0
 * 0
 * 0
 * align=right | 437,505
 * 0.66%
 * style="background-color: ; width: 5px" |
 * style="text-align: left" | Green Party
 * 0
 * 0
 * 0
 * 0
 * 0
 * 0
 * align=right | 427,418
 * 0.65%
 * 0.65%


 * style="text-align: left" | Constitution Party1
 * 0
 * 0
 * 0
 * 0
 * 0
 * 0
 * align=right | 240,726
 * 0.36%

! colspan=2 align=left | Total
 * style="text-align: left" | Independents
 * 0
 * 0
 * 2
 * 2
 * 2
 * 0
 * align=right | 242,851
 * 0.37%
 * style="background-color: ; width: 5px" |
 * style="text-align: left" | Independent Greens
 * 0
 * 0
 * 0
 * 0
 * 0
 * 0
 * align=right | 21,690
 * 0.03%
 * style="background-color: #EC5050; width: 5px" |
 * style="text-align: left" | Natural Law
 * 0
 * 0
 * 0
 * 0
 * 0
 * 0
 * align=right | 18,550
 * 0.03%
 * style="background-color:#FFFF66; width: 5px" |
 * style="text-align: left" | Reform
 * 0
 * 0
 * 0
 * 0
 * 0
 * 0
 * align=right | 16,443
 * 0.03%
 * style="background-color: #aa0000; width: 5px" |
 * style="text-align: left" | Socialist Workers Party
 * 0
 * 0
 * 0
 * 0
 * 0
 * 0
 * align=right | 9,187
 * 0.01%
 * 0
 * 0
 * align=right | 9,187
 * 0.01%
 * 35
 * 35
 * 65
 * 100
 * 100
 * align=right | 66,090,467
 * 100%
 * 100%

! style=text-align:left colspan=10|Voter turnout:  -.-%

1 The Constitution Party total includes state affiliates
 * style="background-color: #e9e9e9; text-align: left; border-right: none; font-size: smaller" colspan="10" | Sources: U.S. Senate, U.S. Senate Popular Vote and FEC Total Receipts by Party
 * }
 * }