Kammala jumla mai zuwa: Mai goyon bayan Jam'iyyar Democrat, Sorkin ya ba da gudummawar kamfen din siyasa ga 'yan takara tsakanin 1999 da 2011, a cewar CampaignMoney.com. A lokacin yakin neman zaben shugaban kasa na Amurka a shekarar 2004, kwamitin siyasa na kungiyar MoveOn mai rajin kare 'yanci ya dauki Sorkin da Rob Reiner don kirkirar daya daga cikin tallan yakin neman zaben su na adawa da Bush. A watan Agustan 2008, Sorkin ya shiga cikin wani
Taron Generation Obama a gidan wasan kwaikwayo na Fine Arts a Beverly Hills, California, yana shiga cikin tattaunawar tattaunawa bayan nuna fim din Frank Capra "Mr. Smith Goes to Washington". Koyaya, Sorkin baya ɗaukar kansa a matsayin mai fafutukar siyasa: "Na sadu da masu fafutukar siyasa, kuma na gaske ne. Ban taɓa yin zanga-zanga ko yin wani abu da ke bukatar ƙoƙari fiye da rubuta rajista ba a matsayin mai fafutuka". A shekara ta 2016, bayan da Shugaba Donald Trump ya lashe zaben, Sorkin ya rubuta wasika mai budewa ga 'yarsa Roxy da mahaifiyarta Julia.