Rents are rising more quickly in cities outside Dublin.
A new Daft.ie report shows they've gone up by 9.8 per cent across the country to an average of 1,347 euro.
There's been an 8.8 per cent increase in Dublin to just under 2 thousand euro in the last 3 months of 2018.
However, rents are up 16 per cent in Limerick city and Waterford city compared to the previous year.
Galway's seen rent rises of 13.1 per cent and in Cork city they were up 11.4 per cent.
In Mayo, rents were on average 11.2% higher in the fourth quarter of 2018 than a year previously.
The average advertised rent is now €719, up 39% from its lowest point.