Tipperary has close to 50% fewer inhabitants now than it had in the mid-19th century.
That’s according to the latest Census figures, which looked at the population shifts in the 171 years since the 1851 Census.
It found that Mayo has 50% fewer inhabitants than it did in 1851 after the Faminine, with Tipperary a close second at 49%.
The figures also found that 75% of people born in Ireland live in their county of birth.
Cork topped the category, with 72% of all its residents having spent their lives inside the Rebel county boundary.
On the other end of the scale, it was found that just 32% of Meath’s inhabitants were born in the Royal County.