Keem Beach as Inisherin Beach
filming took place on Keem beach, and the hut at the beach got a new roof for the film.
The Banshees of Inisherin Filming Locations
Inisherin is a fictional island located in the Aran Islands off the west coast of Ireland. While some filming (and temporary building) took place in Inishmore, one of the Aran Islands, most filming took place on Achill Island -- the largest island in Ireland.
The Banshees of Inisherin was filmed in Ireland
Cloghmore Way as J.J. Devine Pub
The pub was only built at the edge of the road for filming, already taken down, but you can see a photo of it on google.