Intro Trump the highest the best margin double Donald Trump clinched victory in the Iowa Republican caucuses with over half of the votes counted Trump had secured a commanding lead leaving Rivals trailing far behind data highlights Trump's substantial leads across genders age Primary Election groups and geographic regions in Iowa the outcome is crucial deciding the allocation of Iowa's 40 delegates to the Republican National Convention Trump takes Iowa GOP Primary with Trump News 56243 votes at 51 1% of the Republican caucus because I was in a beautiful place called Iowa and we had the Iowa primary which I won by the highest Election Update number in history by the way which we were happy about that