
The Island of Ireland comprises the Republic of Ireland and Northern Ireland. The four provinces that make up the island are Ulster, Munster, Leinster, and Connacht. The ranking was updated March 2026.
Down, United Kingdom
Antrim, United Kingdom
Kerry, Ireland
Clare, Ireland
Donegal, Ireland
Dublin, Ireland
Kerry, Ireland
Louth, Ireland
Dublin, Ireland
Sligo, Ireland
Mayo, Ireland
Clare, Ireland
Donegal, Ireland
Londonderry, United Kingdom
Kerry, Ireland
Sligo, Ireland
Limerick, Ireland
Antrim, United Kingdom
Donegal, Ireland
Donegal, Ireland