📍 Allt Yr Efail, Llandegla, Denbighshire, LL11 3AW
Ysgol Dyffryn Ial is a Welsh establishment serving not applicable age pupils, located in Denbighshire. The school has 42 pupils enrolled. It was rated Not in follow-up by Estyn in 3 September 2024. The school is administered by Denbighshire local authority. The school has not applicable-only admissions.