Williamstown village lies between Castlerea
in county Roscommon and Tuam in county Galway. It is situated about
40 minutes from Athlone. Williamstown is also less than 30 minutes from
Knock airport and is about 50 minutes from Galway city, 20 minutes from
Roscommon town, 40 minutes from Castlebar in county
Mayo, Ballinasloe in Galway
and Carrick On Shannon on the borders of counties Leitrim and
Roscommon.