A new Iowa poll by Park Street Strategies shows former Vice President Joe Biden Joe BidenBiden leads Trump by 36 points nationally among Latinos: poll GOP set to release controversial Biden report Can Donald Trump maintain new momentum until this November? MORE with a narrow lead over several of his Democratic primary opponents ahead of the state's first-in-the-nation caucuses on Monday.

Biden had the support of 20 percent of polled Iowa caucusgoers. He was followed by Sen. Bernie Sanders Bernie SandersNYT editorial board remembers Ginsburg: She 'will forever have two legacies' Two GOP governors urge Republicans to hold off on Supreme Court nominee Sanders knocks McConnell: He's going against Ginsburg's 'dying wishes' MORE (I-Vt.) with 18 percent support. Sen. Elizabeth Warren Elizabeth WarrenGOP set to release controversial Biden report Biden's fiscal program: What is the likely market impact? Warren, Schumer introduce plan for next president to cancel ,000 in student debt MORE (D-Mass.) and former South Bend, Ind., Mayor Pete Buttigieg Pete ButtigiegBipartisan praise pours in after Ginsburg's death Bogeymen of the far left deserve a place in any Biden administration Overnight Defense: Woodward book causes new firestorm | Book says Trump lashed out at generals, told Woodward about secret weapons system | US withdrawing thousands of troops from Iraq MORE were then tied at 17 percent each, creating a virtual four-way tie at the top.

Sen. Amy Klobuchar Amy KlobucharBattle lines drawn on precedent in Supreme Court fight Sunday shows - Ruth Bader Ginsburg's death dominates Klobuchar: GOP can't use 'raw political power right in middle of an election' MORE (D-Minn.) rounded out the pack with 12 percent. No other candidate was in double digits.

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The poll of 600 caucusgoers was conducted from Jan. 24 to Jan. 28 and had a margin of error of 3 percentage points.

The survey is consistent with others showing a tight race as Iowa gears up to officially kick off the 2020 primary race.

The poll also asked Iowans for their second-choice candidate, with 21 percent picking Warren, followed by Klobuchar and Biden, who were each selected by 16 percent of polled caucusgoers.

Buttigieg garnered 14 percent and Sanders received 9 percent when respondents were asked for a second choice.