CNBC noted that none of the other Democratic candidates received more than 1% support.
Sanders has also been picking up steam with voters in Iowa, where Clinton’s lead has dwindled from 24 points ahead of the senator in July, down to just 11%. Biden is currently holding 20% of the votes in the state, while Sanders is at 27% and Clinton at 38%.
In the Republican race, Donald Trump is leading the polls in Iowa by 7% and the polls in New Hampshire by 16%.
In New Hampshire, John Kasich is the runner up, with 12% support following Trump’s 28%. Carson comes in close to Kasich, with 11%.
While Biden has not declared a presidential run, there is much speculation about an imminent announcement, and he is currently polling better than Clinton in the Democratic NBC/Marist polls. He is also polling more favorably than Clinton across party lines.