(CNN) Donald Trump is leading his rivals for the Republican nomination by more than 20 points in the upcoming primary contests of New York and Pennsylvania, according to a pair of Fox News polls released Sunday.

Democratic front-runner Hillary Clinton also leads her primary opponent, Vermont Sen. Bernie Sanders, by double-digits in both states in the polls.

The New York Fox News poll is the third published recently that shows Trump poised to cross the 50% statewide threshold needed to capture all of New York's statewide Republican delegates. Trump would need to win a majority of votes in all of the state's 27 congressional districts to clinch New York's full 95-delegate slate.

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