St Mary's Secondary School

St Mary's Secondary School is a secondary school girls only in Dublin. 830 pupils, Catholic ethos, DEIS.

The facts

Type	Secondary school
Gender	Girls only
Ethos	Catholic
Patron	Le Chéile Schools Trust
Fees	Free
Enrolment	830 (0 boys, 830 girls) 2025/26
Language of instruction	English Medium School
DEIS	Yes — this school is in the DEIS programme
Roll number	60770P
Eircode	D11X478
Address	St. Mary's Secondary School, Holy Faith Convent, Glasnevin, Dublin 11

Special classes

The NCSE lists no special class at this school for the coming year.

The area around this school

School planning area: Cabra / Phibsboro / D7. 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 D11 (Dublin 11) was €355,000 in 2025. That is up 54.3% since 2020. CSO figures for the whole district, not the streets beside the school.

Area profile: the Pobal HP Deprivation Index rates Botanic A at 8.52 (Marginally Above Average), where 0 is the national average. 61% of adults there hold a third-level qualification.

Contact

Principal	Mr Paul Clarke
Phone	018374413
Email	office@stmaryshfg.ie
Local authority	Dublin City Council

Other schools in Cabra / Phibsboro / D7

An Cosan CSS Special school, Dublin 7
Broombridge Educate Together National School Primary school, Dublin
Cabra Community College Secondary school, Dublin
Casa Caterina S S Special school, Dublin 7
Christ The King B N S Primary school, Dublin
Christ The King Girls Senior School Primary school, Dublin
Christ The King I G Primary school, Dublin
Coláiste Mhuire Secondary school, Dublin
Dominican Convent Girls Senior School Primary school, Dublin
Dublin 7 Educate Together Ns Primary school, Dublin
Fionnbarra Naofa B.N.S. Primary school, Dublin
Gaelscoil Bharra Primary school, Dublin

How we know

DoE Schools GIS 2026 (CC BY 4.0) — checked 2026-08-27.