claim: There is 51% support for a united Ireland.
evidence: In NI, 49% of people said if there was a border poll today they would vote to remain in the UK, with 43% backing a united Ireland and 8% undecided. [...] In the Republic of Ireland, where a vote would have to be held in parallel with any border poll in Northern Ireland, 51% said they would vote for a United Ireland, 27% would vote for Northern Ireland to stay in the UK and 22% were not sure. [...] The results from a number of other questions in the survey regarding what should happen to the Irish flag, national anthem, the Stormont Executive and the health service in the event of a United Ireland will be released on BBC Northern Ireland's political programme The View on Thursday night.