Trinity Comprehensive School
Dublin 9, Co. Dublin
564 studentsMixedDEISComprehensive schoolTY
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Applying for September 2027
We haven't found this school's dates for September 2027 entry yet. Schools usually hold open nights from September and open applications from October; the admission notice on the school's website has the exact window.
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Students this year
564 students: 282 girls and 282 boys, by year group. Department of Education, 2025/26.
- 1st year
- 93
- 2nd year
- 93
- 3rd year
- 93
- TY
- 110
- 5th year
- 77
- 6th year
- 98
Transition Year: 110 students are in Transition Year, about as many as in 3rd year. That usually means most students take it. Ask whether it's optional.
What it costs
- Tuition fees
- None. The school is in the free education scheme.
- Schoolbooks
- Free in every year, including TY, under the free schoolbooks scheme.
We haven't found this school's voluntary contribution or device policy yet. What secondary school costs, and the schemes that help
At a glance
Trinity Comprehensive School is a comprehensive school in Dublin 9, Co. Dublin (Eircode D09 TN22). Trinity Comprehensive School has 564 students: 282 boys and 282 girls, according to the Department of Education's 2025/26 figures.
- Type
- Comprehensive school
- Boys and girls
- Mixed · 282 boys, 282 girls
- Fees
- Free education scheme, no tuition fees
- Ethos
- Catholic
- Patron
- Minister for Education
- Language
- English-medium
- Day or boarding
- Day school
- DEIS
- Yes, part of the DEIS programme
- Roll number
- 81017A
Inspection reports for this school from the Department of Education, on gov.ie
Explained: what DEIS means · types of school · how to choose
Questions parents ask
- Where is Trinity Comprehensive School?
- Trinity Comprehensive School is a comprehensive school in Dublin 9, Co. Dublin (Eircode D09 TN22).
- How many students go to Trinity Comprehensive School?
- Trinity Comprehensive School has 564 students: 282 boys and 282 girls, according to the Department of Education's 2025/26 figures.
- Who is the principal of Trinity Comprehensive School?
- Frances L Neary is the principal of Trinity Comprehensive School, according to the Department of Education's 2025/26 schools list.
- Is Trinity Comprehensive School a mixed school?
- Yes. Trinity Comprehensive School takes both boys and girls.
- Is Trinity Comprehensive School fee-paying?
- No. Trinity Comprehensive School is in the free education scheme, so there are no tuition fees. Like most schools it may ask for a voluntary contribution, which can't be compulsory.
- What is the ethos of Trinity Comprehensive School?
- Trinity Comprehensive School has a Catholic ethos. Its patron is Minister for Education.
- Does Trinity Comprehensive School teach through Irish?
- No. Trinity Comprehensive School teaches through English, with Irish taught as a subject.
- Does Trinity Comprehensive School have Transition Year?
- 110 students are in Transition Year, about as many as in 3rd year. That usually means most students take it. Ask whether it's optional.
- Is Trinity Comprehensive School a DEIS school?
- Yes. Trinity Comprehensive School is part of the DEIS programme, which gives extra support to schools serving communities at risk of educational disadvantage.
- Where can I read Trinity Comprehensive School's inspection reports?
- The Department of Education publishes school inspection reports on gov.ie. Search there by Trinity Comprehensive School's roll number, 81017A, or use the link on this page.
- What other secondary schools are near Trinity Comprehensive School?
- The closest is St. Aidan's C.B.S.. The table on this page compares the nearest schools by distance, size, type and fees.
Closest secondary schools
| School | Distance | Students | Boys and girls | Type | Fees | Next date | Irish-medium | DEIS |
|---|---|---|---|---|---|---|---|---|
| Trinity Comprehensive SchoolThis school | 564 | Mixed | Comprehensive school | Free | None found yet | No | Yes | |
| St. Aidan's C.B.S.Dublin 9 | 1.2 km | 725 | Boys | Secondary | Free | None found yet | No | No |
| St Kevins CollegeDublin 11 | 1.3 km | 503 | Boys | Secondary | Free | Applications close, Wed, 21 Oct | No | Yes |
| Beneavin De La Salle CollegeDublin | 1.6 km | 585 | Boys | Secondary | Free | None found yet | No | Yes |
| Clonturk CollegeDublin 9 | 1.8 km | 968 | Mixed | Community college (ETB) | Free | None found yet | No | No |
| Ellenfield Community CollegeDublin 9 | 1.8 km | 150 | Mixed | Community college (ETB) | Free | None found yet | No | Yes |
| St Mary's Secondary SchoolDublin 11 | 2.0 km | 830 | Girls | Secondary | Free | None found yet | No | Yes |
Straight-line distances. Compare with the two closest · See more schools near here.
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Contact
Ballymun RoadDublin 9
D09TN22
- Principal: Frances L Neary on the Department of Education's 2025/26 schools list
- Phone: 01 842 8356
- Email: [email protected]
- Website: www.trinitycomp.ie
- Open in Google Maps
Primary schools nearby
On our sister site, primaryschool.ie
Next school holidays
- In 9 daysOctober mid-term breakMon, 26 October to Fri 30 October 2026
- In 10 weeksChristmas holidaysWed 23 December 2026 to Tue 5 January 2027
- In 17 weeksFebruary mid-term breakMon, 15 February to Fri 19 February 2027
These dates are set for every secondary school in Ireland. Check with Trinity Comprehensive School for any extra days off and the last day in June. Get reminders · All term dates · Add to Google Calendar