Academic Calendar 2020-2021

The School will be closed on the following dates:

October Mid-term - 1 week: Monday 26th to Friday 30th October 2020

Christmas Holidays - 2 weeks: from Wednesday 23rd Dec 2020 to Tuesday 5th Jan 2021

February Mid-term - 1 Week: Monday 15th Feb to Friday 19th Feb 2021

St. Patrick’s Public Holiday -  Wednesday 17th March 2021

Easter Holidays - 2 weeks Monday 29th March to Friday 9th April 2021

May Holiday - Monday 3rd and Tuesday 4th May 2021

June Holiday - Monday 7th and Tuesday 8th June

Last day of school-year will be Wednesday 30th June 2021

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Grotto Place, Booterstown, Co. Dublin A94 AC97
Monday, April 19, 2021
8:50 - 14:30

School Projects

St. Mary's B.N.S. is an active school who are involved in many school projects

St. Mary’s has been awarded seven project flags as a result of a whole-school engagement of pupils, school community and staff. Green-Schools is acknowledged as Ireland’s leading environmental management and education programme for schools.

The Green School projects promote long-term, whole-school action for the environment with a focus on creating pupil awareness, with involvement from the wider community. The programme is operated and co-ordinated by the Environmental Education Unit of An Taisce (FEE member for Ireland). Green-Schools is operated in partnership with Local Authorities and is supported by the Department of Housing, Planning, Community & Local Government; Department of Communications, Climate Action and Environment; Department of Transport, Tourism and Sport; The Department of Arts, Heritage Regional, Rural and Gaeltacht Affairs; Department of Foreign Affairs and Trade; Irish Aid, National Transport Authority; National Parks and Wildlife Service, Irish Water and the Wrigley Company Limited.

Further information is available at

Our Green School Code:

 “Reduce, Reuse, Recycle, Upcycle”

No single use plastic.

Wow, Cow, Sow-reduce our carbon footprint.

We are a Global School. We come from many countries and nationalities.

Compost our food leftovers. Use water sparingly.


Be Active.

Include and play with others.

Save energy. Zero Power Hour.

Buy Fairtrade products.

Our Green School Slogan Winners

“Shrink, Rethink , Déan Rud Eile As” and “Bígí ag siúl to school.”