Kammala jumla mai zuwa: Carson ya sadu da Barack Obama a shekara ta 2004 lokacin da su biyun sun kasance 'yan takarar Jam'iyyar Democrat don kujerun da ke buɗe a Majalisar Dattawa ta Amurka. Carson ya goyi bayan Obama a 2006 don zaben shugaban kasa na 2008. Carson ya yi aiki a matsayin wakilin Obama a cikin amincewa da 'yan takara don wakilai daga Oklahoma zuwa
Babban Taron Jam'iyyar Democrat na 2008. Oklahoma ita ce jiha ta farko da ta ambaci cikakken wakilinta ga Yarjejeniyar Demokradiyya ta 2008.