The former mayor of New York had surged ahead of the former mayor of South Bend in most demographics, according to poll results from Morning Consult.
The Morning Consult poll found Congress to be the least-trusted of U.S. institutions to contain the deadly coronavirus.
Fifty percent of Americans surveyed by Fox News said Trump should be removed, with 44 percent responding "no" and 6 percent saying they are still undecided.
The president's approval rating has also risen since an October poll.
The Vermont senator has seen his numbers spike by eight points since the same poll was conducted in December.
Washington Post/ABC survey shows Biden still appears to be favorite, as Sanders gains and Warren's popularity starts to fall ahead of Iowa caucuses.
The Emerson College poll found that a large chunk of the Vermont senator's supporters in the 2020 race is not committed to the Democratic nomination regardless of who wins.
More than 43 percent of voters disapprove of the Senate convicting and removing President Donald Trump from office, a new poll by Morning Consult showed.
All but one of the six Democratic candidates in the poll had a lead over Trump outside of the poll's margin of error.
The poll asked voters to choose between President Donald Trump and each Democratic candidate as though the election was being held today.
A new poll shows that 71 percent of Republicans believe that witnesses should testify during Trump's impeachment trial.
According to the poll, 90 percent of black Americans disapprove of Trump's job performance as president.
The Reuters/Ipsos poll shows downward movement for the Massachusetts senator and former vice president, while the Vermont senator held steady.
A new poll from VICE News and Ipsos found that 56 percent of black voters said they would consider voting for Sanders, compared to 54 percent who said the same for Joe Biden.
While among the most ambitious plans to tackle inequality beyond income, Elizabeth Warren's tax proposal has produced research casting doubt on some of its largest promises.
Although Trump won Michigan in 2016, the five leading Democratic candidates perform better than the president in Michigan, according to a poll released Wednesday.
A poll by Morning Consult and Politico found that 77 percent of registered voters could not find Iran on a world map, and 72 percent could not identify it on a map of the Middle East.
There are more Americans in favor of President Donald Trump's removal than against as he awaits a trial in the U.S. Senate following his impeachment by the House.
A poll from Mason-Dixon Polling & Strategy found that more voters would pick Trump over any Democrat in Virginia except Biden if the election were to be held now.
Likely related to a Republican-controlled national government or even President Donald Trumps' impeachment, Democrats are particularly unhappy with the state of affairs.
The entrepreneur is a point ahead of Buttigieg on favorability, but still two places behind the mayor when Democratic voters are asked who they'll back.
Though the difference is within the margin of error (3.4 percentage points) 39 percent of the 1,108 adults surveyed between December 18 and 19 preferred Sanders over Trump, compared to 37 percent who preferred Biden.
A Virginia Commonwealth University poll found that the state's voters would re-elect President Trump over top Democratic contenders, except Vice President Joe Biden.
According to a Morning Consult & Politico poll, 51 percent of voters approve of the Senate removing President Trump from office.
A new poll about the impeachment of President Donald Trump shows most people think he will be well treated by the GOP-controlled Senate.
Led by a new high of independents who support impeachment, a Sunday Fox News poll found 54 percent of Americans want to see President Donald Trump impeached.
Lindsey Graham is statistically tied with Democratic challenger Jaime Harrison, with the staunch pro-Trump incumbent seeing his favorability ratings plummet among independent voters.
A new survey by Firehouse Strategies gives the president a double-digit lead over most primary contenders in Wisconsin.
The most concerning finding for the People's Republic may not be the world's mixed opinions, but the fact that net changes in perception skewed downward between 2018 and 2019.
Senator Bernie Sanders has taken the lead among college students in a new poll from Axios/CollegeReaction.com while President Donald Trump is in second place.