Laois was the least affected county with the flu.
Offaly recorded the second highest number of flu cases in Ireland last week over the festive period.
The latest figures from the HSE shows there were 95 confirmed cases per 100,000 people in the county.
Westmeath follows at 84.2, with the average national number standing at just 39.8.
While Laois managed to avoid this year's surge, recording the lowest figure at just 3.3 per 100,000.
Carlow Man Dies In Workplace Accident
Details Announced For Next Public Sector Pay Strike
Offaly TD Slams Lack Of Answers From HSE On Midlands Hospice
Two People Taken To Hospital Following Midlands Crash
Acting Media Minister Promises Enforcement Of Reforms At State Broadcaster
Trade Union Movement "Too Quiet For Far Too Long" - Forsa Rep
Man Dies In Workplace Accident
Fleadh Cheoil Needs More Recognition - Westmeath Councillor