County Mayo and its neighbours, with every town above a
thousand people. Boundaries and water from Tailte Éireann and OSNI.
Populations from the most recent census, 2022 in the south and 2021 in the north.
IrishMaigh Eo
ProvinceConnacht
County townCastlebar
Area5,588 km², third largest county
Population137,970 (2022)
Coastline1,168 km, roughly a fifth of the State's coastline