A new Sunday Times Behaviour and Attitudes poll suggests that support for Sinn Féin has increased substantially since the General Election on 8 February.
The poll surveyed more than 900 voters over nine days up to last Tuesday. It has a margin of error of 3.3%.
It indicates that Sinn Féin has consolidated its vote over the last few weeks.
Compared to the General Election result the party's vote is up ten points to 35%.
Fianna Fáil support has fallen by two points to 20% while there has been a three point drop for Fine Gael with the party now on 18% support.
Independents are also down three and support for non-party candidates is now gauged at 10%.
There is a one percentage point drop in support for both the Greens and Labour with those parties now on 6% and 3% respectively.
The Social Democrats fell by one point to 2% support but Solidarity-PBP are unchanged on 3%.
Aontú dropped one to stand at 1% support.