Republicans are predicting that Tuesday’s vote in New Hampshire might break main turnout data within the state, as former President Donald J. Trump seeks one other sturdy displaying in opposition to his rivals, Nikki Haley and Ron DeSantis.
The earlier Republican main document of about 285,000 votes was set in 2016, when Mr. Trump defeated a crowded G.O.P. area and set the tone for his eventual clinching of the social gathering’s nomination. It might additionally eclipse the whole from the Democratic main in 2020, when about 297,000 votes have been forged.
The potential surge would signify a stark distinction from the meager turnout final week in Iowa’s Republican caucuses, which was the bottom in additional than a decade as individuals contended with subzero temperatures.
“We’re anticipating a document or a close to document,” Chris Ager, the chairman of the New Hampshire Republican Celebration, mentioned in an interview on Friday.
Mr. Ager instructed that as many as 300,000 individuals might take part within the main, the nation’s first, which can be open to impartial voters. That key voter bloc accounts for about 39 p.c of New Hampshire’s roughly 900,000 voters, in accordance the Secretary of State — the remaining voters is cut up between Republicans and Democrats.
Some Republicans set even larger expectations for turnout on Tuesday, together with People for Prosperity Motion, a political community based by the billionaire industrialist brothers Charles and David Koch. The group, which is supporting Ms. Haley, mentioned that its information companion was predicting that turnout might method 330,000 voters.
“The one factor that distinguishes New Hampshire from different states: It’s simply the breadth of participation within the main,” Greg Moore, a regional director for People for Prosperity Motion, mentioned at a information convention on Friday.
David M. Scanlan, New Hampshire’s secretary of state and a Republican who oversees elections, on Friday predicted that 322,000 individuals would end up for the G.O.P. main.
Gov. Chris Sununu of New Hampshire, a Republican who has additionally endorsed Ms. Haley, took a swipe at Iowa’s low turnout throughout an occasion for Ms. Haley on Tuesday night time in Bretton Woods, N.H., the place greater than 100 individuals confirmed up in a snowstorm.
“Iowa didn’t do an excellent job with it,” he mentioned. “Voter turnout was very, very low in Iowa. However right here in New Hampshire we perceive what that is all about, and we perceive the remainder of the nation is watching and praying that we get this one proper.”