Sen. Cory Booker Cory Anthony BookerThe movement to reform animal agriculture has reached a tipping point Watchdog confirms State Dept. canceled award for journalist who criticized Trump 3 reasons why Biden is misreading the politics of court packing MORE (D-N.J.) said Sunday he remains bullish on his chances in the crowded Democratic field, despite the fact that his debate performances have yet to translate to polling bumps.

“The polls have never been predictive this far out. In fact, if you're polling ahead right now, you should worry because we've never in my lifetime and yours had somebody who was polling ahead this far out that went on to the presidency,” Booker told NBC’s “Meet the Press.”

Booker noted that candidates like Jimmy Carter Jimmy CarterTexas Democrats roll out first wave of planned digital ads as Election Day nears Chris Matthews ripped for complimenting Trump's 'true presidential behavior' on Ginsburg Warning signs flash for Lindsey Graham in South Carolina MORE, Bill Clinton William (Bill) Jefferson ClintonHarris: Ginsburg 'absolutely' cleared the path for me Anxious Democrats amp up pressure for vote on COVID-19 aid Barr's Russia investigator has put some focus on Clinton Foundation: report MORE and Barack Obama Barack Hussein ObamaDemocrats ramp up pressure on Lieberman to drop out of Georgia Senate race The Hill's Campaign Report: Biden on Trump: 'He'll leave' l GOP laywers brush off Trump's election remarks l Obama's endorsements Trump pledges to make Juneteenth a federal holiday, designate KKK a terrorist group in pitch to Black voters MORE were all initially “considered long shots.”

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Moreover, Booker said, “in the ground in those states where you're going to have three hundred- 400,000 people in Iowa deciding in caucus rooms, we have more endorsements from state legislators and mayors than all the top-five polling candidates combined.”

“In other words, the people on the ground in Iowa who are seeing what's happened, who are going to be in those caucus rooms are choosing my campaign,” he told NBC’s Chuck Todd Charles (Chuck) David ToddMurkowski: Supreme Court nominee should not be taken up before election Republican senator says plans to confirm justice before election 'completely consistent with the precedent' Sunday shows - Trump team defends coronavirus response MORE.

Booker added that he had faith in his campaign apparatus to deliver results.

“We have a better organization, according to the Des Moines Register, than just about every other candidate. We're going to win this the same way I beat a machine in Newark, New Jersey: through organizing, through building a team that's going to win,” he said.