Births (Annual)


Central Statistics Office (CSO)

Key information

Births by area of residence, sex of infant, age of mother at maternity, number of previous liveborn children, year of marriage, period of gestation, birthweight, area of normal residence, place of occurrence; month of occurrence; day of occurrence; births outside marriage; first births within marriage by age of mother at maternity and year of marriage; births per 1,000 women by age group in Ireland, England and Wales; number of multiple births and the number of twins per 1,000 maternities; births by nationality of mother and marital status; total fertility rates in the European Union.

A Methods and Quality Report is available for this statistic.


General Register Office.


All births occurring in the reference year, registered during the reference year or the following year. Births which have not been registered within one year of their occurrence can be registered only on the authority of the Registrar General. The tables in the main body of the publication exclude such births.



Reference period

Calendar year

Start date

2001, some tables from 1864,1955 and 1984


24 months after the end of the reference period


  • Province
    Leinster; Munster; Connacht; Ulster (part).
  • Region (NUTS3)
    Border; Dublin; Mid-East; Midland; Mid-West; South-East; South-West; West.
  • County or City
    The 34 administrative counties.
  • Age of mother
    Less than 20 years; 20-24; 25-29; 30-34; 35-39; 40-44; 45+ years.
  • Period of gestation
    Less than 37 weeks; 37+ weeks; Not stated.
  • Birthweight
    Less than 2500g; 2500+g.
  • Place of occurrence
    Hospital births; Domiciliary births.
  • Nationality of mother
    Ireland; United Kingdom; EU15 excl. Irl & UK; Accession states (EU27 excl. EU15); Other; Not stated.


People and Society - Births, Deaths and Marriages

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babies births birth rate birthweight children domiciliary gestation hospital infant infants liveborn marriage maternities maternity mother mothers multiple occurrence twins