Our school calendar is aligned with the Isle of Anglesey local authority to make things easier for families, staff, transport, and shared services.

Term Dates 2026-2027

Our School Calendar 2026-2027

🌞 Family Picnic at Treffos 🌞 Join us this Sunday from 1pm–3pm for an afternoon of fun, games and activities for the whole family! There will be a range of activities taking place across the school grounds, including the school lawn, astro t
Our Key Stage 2 pupils had a fascinating morning at the Ocean Sciences Department at Bangor University. The children were captivated throughout each workshop, learning about a wide range of exciting topics and gaining a deeper understanding of our o
Treffos has always specialised at the primary stage education 3-11 years. It is a school where children are happy and thrive, supported by a stimulating curriculum in a beautiful environment. We have a limited number of places for September and can b