Misean
Gaelcholáiste ilchreidmheach, ilchultúrtha agus comhoideachasúil é Gaelcholáiste Dhún Dealgan a chuireann fáilte roimh chách. Mar Ghaelcholáiste, tá an Ghaeilge ag croílár ár misin. Cuireann Gaelcholáiste Dhún Dealgan ardchaighdeán oideachais ar fáil ag tacú le forbairt oideachasúil agus le forbairt phearsanta an scoláire in atmaisféar dearfach spreagúil.
Luachanna
Is iad ár bpríomhluachanna ná Meas agus Foghlaim le Chéile. Oibríonn pobal na scoile ar son na luachanna seo go laethúil.
Mission
Gaelcholáiste Dhún Dealgan is a multi-denominational, multi-cultural and co-educational Irish-medium college which welcomes all students. As a Gaelcholáiste, Irish is at the centre of our mission. Gaelcholáiste Dhún Dealgan provides high quality education supporting the educational development and the personal development of students in a positive encouraging atmosphere.
Values
Our main values are Respect and Learning Together. The school community works together daily to achieve these values.