For the 2024 presidential primary election season, AP VoteCast conducted more than 9,000 interviews with registered voters across 3 states and covering 4 different primary elections. VoteCast delivered data covering the Republican presidential caucus in Iowa, both the Republican and Democratic presidential primaries in New Hampshire, and the Republican presidential primary election South Carolina. AP VoteCast is also a trusted resource that the AP analyzes, along with vote results and other election data, to help declare winners on election nights in contests across the country.