Grennan College was established as Thomastown Vocational School by Co. Kilkenny Vocational Education Committee in 1958, now the Kilkenny and Carlow ETB. Today Grennan College is a progressive second level school which provides an excellent educational service to the students of Thomastown and its environs.

We offer a comprehensive range of subjects all at Higher Level across a broad curriculum, thus catering for the full scope of student ability, academic, practical, creative and technical.