Catholic University School

Catholic University School is a secondary school boys only in Ranelagh. 544 pupils, Catholic ethos, fee-paying.

The facts

Type	Secondary school
Gender	Boys only
Ethos	Catholic
Patron	Marist Education Authority
Fees	Fee-paying — amount not confirmed. This school does not publish a figure we could trace to a page.
Enrolment	544 (544 boys, 0 girls) 2025/26
Language of instruction	English Medium School
Roll number	60540V
Eircode	D02KC81
Address	89 Lower Leeson Street, Dublin 2

Special classes

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

The area around this school

School planning area: Dublin2 / Dublin4. 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 D02 (Dublin 2) was €477,000 in 2025. That is up 27.2% since 2020. CSO figures for the whole district, not the streets beside the school.

Area profile: the Pobal HP Deprivation Index rates Mansion House B at 12.83 (Affluent), where 0 is the national average. 86% of adults there hold a third-level qualification.

Contact

Principal	Clive Martin
Phone	017756800
Email	office@cus.ie
Local authority	Dublin City Council

Other schools in Dublin2 / Dublin4

C.B.S. Westland Row Secondary school, Ballsbridge
Catherine Mc Auley N Sc Special school, Ballsbridge
City Quay Ns Primary school, Dublin
Enable Ireland Sandymount School Special school, Sandymount
Gaelscoil Eoin Primary school, Ballsbridge
Harcourt Terrace Educate Together National School Primary school, Ranelagh
John Scottus Junior School Primary school, Ranelagh
Loreto College Secondary school, Ranelagh
Marian College Secondary school, Ballsbridge
Ringsend College Secondary school, Ringsend
Ringsend NS Primary school, Ringsend
Sandymount Park Educate Together Secondary School Secondary school, Sandymount

How we know

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