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    From Small Beginnings…

    Located in Rathfarnham, Dublin, St. Mary’s B.N.S. is a boys school with 447 pupils and a talented and dedicated teaching staff.

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Principals Message

Through a rich and varied curriculum we aspire to enable each pupil ...


About Our School

Our talented teaching staff aims to provide all our pupils with a high ...



Parents seeking to enrol a boy in St. Mary’s B.N.S. should return a ...


Latest news

A Time of Challenge, A Time for Hope.

You are invited to view on the Church of the Annunciation webcam  a Service of Music, Prayer, Hymns and Reflections on Sunday May 31st at 7:30 pm. Two past pupils from our school Mr. Conor O’Brien (Harper) and […]

Sea turtle swims under water on the background of coral reefs. Maldives Indian Ocean coral reef.

Sea Turtle Projects

I’ve loved looking at all the brilliant work being done over the past few weeks. The boys have been working extremely hard on their Sea Turtle Projects. Here are some that have been completed and sent in. Some […]


Wed 10

Sports Day

June 10, 2020 @ 9:00 am - 2:30 pm
14 Grange Rd, Rathfarnham, Dublin 14
Fri 26

Summer Holidays at 12.15

June 26, 2020 @ 8:00 am - 5:00 pm
14 Grange Rd, Rathfarnham, Dublin 14

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