
Emmet McDonnell
Principal’s Welcome
Dear students, parents, and esteemed members of our community, on behalf of the entire school and staff, it brings us immense joy to extend a warm and enthusiastic welcome to our school website.
Our school prides itself on nurturing a culture of excellence, where each student is encouraged and empowered to explore their passions, unlock their full potential, and become lifelong learners. With a strong emphasis on academics, character development, and extracurricular pursuits, we are committed to providing a well-rounded education that equips our students to face the challenges of the future with confidence.
At our secondary school, we believe that education extends beyond the classroom walls. We are dedicated to fostering a safe and inclusive environment that promotes creativity, critical thinking, and collaboration. Our experienced and passionate educators are devoted to igniting the spark of curiosity within each student, inspiring them to think critically, ask questions, and pursue knowledge with vigor.
Latest News
🏆 Celebrating Excellence in Science 🚀
St. Mary’s 14 – Portlaoise CBS 25
🎓📚 Teaching and Learning Newsletter November 2023 🍎📝
🌟✨ Stage Sensations: A Dazzling Showcase of Talent! ✨🌟
🎃👻 Spooktacular Halloween Fun at SME! 👻🎃
Upcoming Events
Carol Service
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Christmas Holidays
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Christmas Holidays
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Best of luck to our U-19 Boy's Basketball Team, who take on Moyne CS in the Midland League Final tomorrow in St Mary's Hall, Portlaoise tomorrow! @BballIrl @offalylocalnews 🏀
Lovely visit today from Mila, Lexa,& Harvey #tibetanspaniels and Show winning dogs! Thanks, Abbie for bringing them to school 🐶🐶🐶
North Leinster Post Primary 'A' Junior Championship.
St Mary’s, Edenderry V CBS, Mullingar. Throw in 12:00 today, St Loman's Astro, Mullingar. Best of luck! @offalylocalnews @edenderrybiz @EdenderryGAA
A fabulous effort from our super trio! An impressive tally of 36 out 48 was just four off the winning score! Huge thank you to @IrishSciTeach for a great day out and congratulations to the winners Coláiste Muire Máthair from Galway.

Best of luck to Daniel, Doaa and Peter! They are taking part in the @IrishSciTeach Senior Science Quiz National Final in Trinity College, Dublin at 2pm! @midlandsscience #quiz #Science
Best of luck to Daniel, Doaa and Peter! They are taking part in the @IrishSciTeach Senior Science Quiz National Final in Trinity College, Dublin at 2pm! @midlandsscience #quiz #Science
Senior Green Schools members Luke, Menatalla, Ultan, & Ross led a Traffic Audit with Gérard & Michelle from An Taisce. Great participation from everyone in the school. Well done to all! 👏 @GreenSchoolsIre #AirPollution #CleanAir
My Lovely Horse visited us today with 4 special rescue dogs! Smiles all round! @MyLovelyHorseR 🐕
Our 6th year history classes are really enjoying their trip to Berlin! An opportunity to see the iconic Brandenburg Gate is just one of the highlights so far! @offalylocalnews #leavingcerthistory
Some of our students got to try out golf on the first day of our Active Schools "Give it a try" programme. Thanks to Maria from @GolfIreland and of course to our former teacher Mary Farrell for giving their time & expertise! @activeflag @healthyschools @offalySP #GiveItaTry 🏌️⛳
👏 Well done to the U-19 Boys' Basketball team, who have topped their group after defeating Kilbeggan & Killina teams this week to reach the Midland League Final in Portlaoise on December 5th! @BballIrl @offalylocalnews
Well done to Ewan, Hannah, Jemma & Sara, who completed an Alpha Training programme as part of their Papal Cross work. Looking forward to working with a local youth group in the new year! @KANDLEi @KandLeYouth @BishopDNulty @offalylocalnews
Well done to our 5th year LCA class who were doing great work for #offaly local biodiversity this morning, planting 5 fruit trees & installing 2 bee hotels for lonely bees! 🐝 @hostinireland @schneiderUK1 #bees #biodiversityinireland #cleanairweek2023 @offalylocalnews…
🎄🎅 @TeamHopeIreland Christmas boxes are on their way! Well done to our TY's & Ms Dunbar 👏 @tydotie @offalylocalnews
It's #cleanairweek2023, so our busy @GreenSchoolsIre committee are busy educating everyone in St Mary’s about clean air, starting with a 'no idling' campaign to reduce emissions from 🚘 engines at drop-off times. Busy data collection as well this morning completing @TaisceAn…
@SMESecondary @edengc @GolfIreland_ @ShaneLowryGolf_ @OffalySP Looks like an excellent initiative
- well done to all 👏👏👏
@edengc @GolfIreland_ Well done to the Laochra students & Mr Geraghty! The lads are inspired @ShaneLowryGolf_ & are enjoying taking up golf so much, that they created this video! 👏 to Eric, the editor in chief! 🎬 @OffalySP @ActiveFlag
There was a hive of activity in @SMESecondary today where the TYs held their second event as part of the 6 week program. Well done to all and big thanks to Ballybryan NS for making the journey in #coaching #fun #sports
Our TY Active Schools team finished their Coaching Module with @oreillyliam25_o of Offaly Sports Partnership today by coaching the brilliant kids of Ballybryan Primary School - Fun & Fitness was the aim and it didn't disappoint! 🏀⚽🎾 @ActiveFlag @bodiarmada @tydotie