According to news reports, Trump's campaign has reportedly distributed about 20,000 free tickets for an event at a theater that seats roughly 1,400.
As the Trump rally went on in the Flynn, outside, protesters blasted Trump for his views on a temporary ban on Muslims entering the USA and on other policies. Some held candles or banners.
Campaign workers asked attendees at the door if they supported Trump.
Trump said he could likely reason with any of his hecklers, "unless they have a substance-abuse problem - which is probably there".
The Flynn Theater only holds 1,400. I'm taking care of my people, not people who don't want to vote for me or are undecided.
Trump's rally made headlines Wednesday night after local law enforcement and Burlington Mayor Miro Weinberger released statements of concern for Trump's hugely oversold rally.
"I don't know what to expect, but bunches of energy, positive energy", Kathy Robinson said.
Trump nevertheless praised the fact that protesters help draw the cameras to show off his massive crowd sizes: "That's why I love protesters", he said.
Sarah Rucki, a special education teacher from St. Albans, brought her 12-year-old son, Gage, also a Trump fan.
"I think he has the vision and the attitude to get it done and not just talk about getting it done", said Michael Eaton, a Trump supporter from Corinth, Vermont.
Nate Brooks said he left his home in the upper Connecticut River Valley town of Bradford at 6 a.m.in time to get in line at 8 a.m. He's blunt. He's not bought. "I don't even hear them", Trump said.
Trump later added, "We'll get more and more angry as we go along". There are people walking down the streets wearing Trump shirts and hoodies, and some people holding signs in opposition of him. "I stand for about 95 percent of what he is about".
Earlier, Trump backers explained why they were so willing to wait all day in the cold to see the man they call a strong leader. He said he arrived about 4:30 a.m.to make sure he would have a seat at the event. "Time for O'Malley to get out", Trump said before quickly hitting the guy who started his career in Burlington.
"He really hits it. I believe he'll do what he says he's going to do", said Reiss.
Trump spoke of his desire to build a wall on the southern border of the United States and to protect gun owners against what he sees as any infringements of their Constitutional rights to gun ownership from the Obama administration.
While most comments will be posted if they are on-topic and not abusive, moderating decisions are subjective.
"What's wrong with wanting America to be great again?" asked Republican voter Todd Harrington of Essex, Vermont. They are either approved or deleted.
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