St Tiarnach's Primary School
St Tiarnach's Primary School is a primary school in Monaghan. 217 pupils, Catholic ethos, 3 special classes, DEIS.
The facts
| Type | Primary school |
|---|---|
| Gender | Mixed |
| Ethos | Catholic |
| Patron | Bishop of Clogher |
| Fees | Free |
| Enrolment | 217 (128 boys, 89 girls) 2025/26 |
| Language of instruction | English Medium School |
| DEIS | Yes — this school is in the DEIS programme |
| Roll number | 20120V |
| Eircode | H23KC59 |
| Address | Roslea Road, Clones, Co. Monaghan |
Special classes
3 special classes sanctioned for 26/27:
- 3 × Autism/Autistic Spectrum Disorders
Source: National Council for Special Education. Children in a special class travel under a separate transport scheme with its own rules.
The area around this school
School planning area: Clones. This is how the Department plans where to build capacity. It is not a catchment.
Local house prices: the median residential sale price in Eircode district H23 (Clones) was €182,500 in 2025. That is up 117.3% since 2020. CSO figures for the whole district, not the streets beside the school.
Area profile: the Pobal HP Deprivation Index rates Clones Rural at -5.2 (Marginally Below Average), where 0 is the national average. 31% of adults there hold a third-level qualification.
Contact
| Principal | Majella Beggan |
|---|---|
| Phone | 04751398 |
| info@sttiarnachs.ie | |
| Local authority | Monaghan County Council |
Other schools in Clones
- Gaelscoil Éois Primary school, Monaghan
- Killeevan Central N S Primary school, Monaghan
- Largy College Secondary school, Monaghan
- Latnamard N S Primary school, Monaghan
- Mhuire Gransla Primary school, Monaghan
- S N Comhghall Primary school, Monaghan
- Scoil Enda Primary school, Monaghan
- Scoil Mhuire Primary school, Monaghan
How we know
DoE Schools GIS 2026 (CC BY 4.0) — checked 2026-08-27.