The Business Post Red C poll shows the party's up three points to 30%.
Fine Gael has dropped four points but remains the most popular party in the country on 33%.
Fianna Fail's up one point to 12%, while the Green Party is down one on 5 per cent.
The Social Democrats are on 4% while Solidarity-People Before Profit are at 3 - that's a rise of 1 for both parties.
There's no change for Labour on 3%, Aontu's on 2 and Independents are at 8%.
The poll of 1,000 people was taken between November 19th and 25th.
Two Weeks To Budget 2027: Simon Harris Focusing On Income Tax, Energy Support & Childcare
Daina Moorehouse Eyes Redemption Against Fuentes Fernandez In European Quarters
Festival Republic Moves Kaleidoscope to Glendalough as Russborough Deal Ends
Garda Appeal Launched For Missing Teenager Wicklow
Wicklow Rent Increases Prompt Emergency Meeting Wicklow County Council Next Monday