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Mount Sion Secondary

At the forefront of excellence

Welcome to      Mount Sion C.B.S.

Edward Kennedy

"I am both delighted and proud to introduce Mount Sion C.B.S. Secondary School to you through our website and give you an insight into our vibrant and exciting school community.

Mount Sion C.B.S is the first Edmund Rice school in the world and has been educating boys at this historical site for over two hundred years. Edmund Rice was a very compassionate person and we pride ourselves in being a very understanding and caring school where the needs of all learners are catered for."Read More

School Notices

Welcome to our new look website. Our new site is 'responsive', making it easy to navigate on a wide range of web browsers and devices. There’s a range of smaller changes to improve your experience of the site.

A Letter from Chief Medical Officer, Tony Holohan, is available to read in our latest news section.

Click an icon to read more about Our Curriculum

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Please click the below links to get information regarding getting tested for Covid-19 and close contact information.

 How to get tested for Covid 19

If you are a Close Contact

 If your child is a Close Contact 

New Online Payment Link 

Click here to access our new online payment link