The Catholic ethos enjoys a pronounced hegemony among primary schools in ireland

Figure 1A. The vast majority of Irish primary mainstream schools ('24-'25) have a Catholic ethos, followed by Church of Ireland. A far smaller minority follow an inter- or multi-denominational ethos. Data source: https://www.gov.ie/en/department-of-education/collections/primary-schools-enrolment-figures/#20242025. Code source: https://github.com/maedbhk/education_equality/blob/main/education_equality/geospatial_analysis.py

Figure 1B. The vast majority of Irish primary special schools ('24-'25) have a Catholic ethos. A far smaller minority follow a multi-denominational ethos. Data source: https://www.gov.ie/en/department-of-education/collections/primary-schools-enrolment-figures/#20242025. Code source: https://github.com/maedbhk/education_equality/blob/main/education_equality/geospatial_analysis.py

secular shift: Catholic Marriages Plummet as Civil Ceremonies Surge

age is no barrier: Catholicism declines as Religious Non-Affiliation increases 

Figure 3. Roman Catholic affiliation in Ireland, surveyed census years (2011, 2016, 2022). A consistent decline in Roman Catholic affiliation is evident across all age groups. The most dramatic decline in Roman Catholic affiliation occurred within the 25–29 year cohort, while the 80–84 year old group experienced the least dramatic increase. Data source: https://data.cso.ie/ - CSO PxStat Data Table F5071