The CSO figures found some local electoral areas had figures as low as 4%
Just over one in five children aged five to 11 had completed their primary course of Covid vaccinations by 10 days ago.
Meanwhile, Stillorgan in Dublin had the highest rate at the end of last month, at 55%
That figure in Westmeath and Offaly is substantially lower, at 17% each.
In Laois, 20% of children had their primary course of Covid vaccinations.
Two local electoral areas in Donegal - Buncrana and Carndonagh - had the lowest rates, at 4%