St. Macartan's College Updates

In the spirit of Christmas we present our Carol Service from St. Macartan’s Cathedral.

This event is presented in aid of our autism facility Seomra “16.

You are welcome to support this initiative by clicking on this link.

Thank you and enjoy.


School Calendar


Click through to Calendar here>>>

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Google Reference School

Reference schools are recognised by Google for their outstanding use of technology to drive positive learning outcomes. As a Reference School, St. Macartan’s has agreed to host visitors from other schools on-site, share advice, tips, and best practices, host events, and more. In return St. Macartan’s has access to advice and support from Google Ireland and Europe as well as access to trial new Google Education products before they are released to other schools and the general public.

Welcome To St Macartan's College



raymcHughFocal ón bPríomhoide Raymond Mc Hugh

Céad fáilte chuig suíomh idirlíne Choláiste Mhic Chairthinn. This website is designed to give all members of the St. Macartan’s College community, past and present an insight into life at The Sem.

Situated in North Monaghan, on the edge of Monaghan town, St. Macartan’s College is a post-primary school for boys.d.…… read more>>

About US

stmacs-logoThe crest of St. Macartan’s College, as seen in the front hall of the school, was designed by the artist Richard J. King, for the centenary celebrations of 1940. It is modelled on the front panels of the circular boss at the Clogher Cross,the 14th-century treasure, now on loan from the Diocese of Clogher to the Monaghan County Museum. The panels contain the interlaced letters DEUS(God), and, underneath, the motto of the College, Fortis et Fidelis. There is also a sculptural installation based around the crest on the front lawn in front of the 1840 school building….more info

Contact Us & Location


St. Macartan’s College, Monaghan, Co. Monaghan, Éire

(047) 81642/83365 Fax: (047) 83341
School Hours: Monday to Friday 9.00A.M. to 4.00P.M.

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