Democratic presidential candidate Sen. Bernie Sanders (I-VT) took a nine point lead over rival Hillary Clinton in New Hampshire, according to a poll released Sunday.

Celebrity tycoon and Republican presidential candidate Donald Trump has solidified his plurality among national Republican voters with 30 percent of support in a Monmouth University Poll released Thursday.

More Republicans have a negative view of Fox News anchor Megyn Kelly after her presidential debate row with real estate mogul Donald Trump, according to a poll released Tuesday.

Two-thirds of Republican presidential frontrunner Donald Trump's supporters nationwide said they believe that President Barack Obama is a Muslim, according to a poll released Tuesday.

Nearly half of Iowans supporting real estate mogul Donald Trump's presidential campaign don't believe President Barack Obama was born in the United States, according to a poll released Tuesday.

Retired neurosurgeon Dr. Ben Carson tied with Donald Trump to lead the Republican field among likely Iowa Republican caucus goers in a new poll released by Monmouth University on Monday.

Carson and Trump each received 23 percent of likely caucusgoers' support, according to the Monmouth University poll. Although the two candidates tied, Carson received an 81 percent approval rating from like Republican caucusgoers, while Trump earned a 52 percent favorable rating.

Democratic presidential candidate Hillary Clinton is leading in the latest Iowa Poll, but rival Sen. Bernie Sanders (I-VT) draws close.

While real estate mogul Donald Trump and former Secretary of State Hillary Clinton top their respective parties, it's Vice President Joe Biden who comes out on top in the general election, according to a poll of national voters released Thursday morning.

Real estate mogul Donald Trump has a commanding lead in the Republican presidential contest, polling at more than double his closest opponent, according to a national poll released Thursday morning.