| Presidential Electors | DEM | Obama & Biden Electors | 170924 | 44.75% | 
  
    | Presidential Electors | CON | Baldwin & Castle Electors | 1895 | 0.50% | 
  
    | Presidential Electors | REP | McCain & Palin Electors | 203054 | 53.16% | 
  
    | Presidential Electors | IND | Barr & Root Electors | 1835 | 0.48% | 
  
    | Presidential Electors | IND | Nader & Gonzalez Electors | 4267 | 1.12% | 
  
    | United States Senate | DEM | Tim  Johnson | 237889 | 62.49% | 
  
    | United States Senate | REP | Joel  Dykstra | 142784 | 37.51% | 
  
    | United States Representative | DEM | Stephanie  Herseth Sandlin | 256041 | 67.56% | 
  
    | United States Representative | REP | Chris  Lien | 122966 | 32.44% | 
  
    | Public Utilities Commissioner | DEM | Matt  McLarty | 108477 | 31.59% | 
  
    | Public Utilities Commissioner | CON | Eugene R Hidalgo | 12064 | 3.51% | 
  
    | Public Utilities Commissioner | REP | Gary  Hanson | 222893 | 64.90% |