Marriage is on the rise with 22,045 couples tying the knot last year, but the number of babies born in 2014 was down.
The number of people getting wed in 2014 was 1,365 more than in 2013.
The marriage rate in 2014 was 4.8 per 1,000 of population versus 4.5 in 2013.
Fewer babies were born last year than in 2013, but the birthrate is still nearly 9% up on 2004.
CSO statistics show there were 67,462 births registered in 2014.
The average age of mothers for births registered in 2014 was 32.3 years. Almost two in five (38.1%) births in 2014 were to first-time mothers where the average age was 30.5 years.
Over a third (36.3%) of births in 2014 were outside marriage with 57.7% of these to cohabiting parents.
Births for Irish mothers accounted for 77.7% of the total while 6.4% were to mums from non-EU countries.
There were 249 infant deaths registered in 2014, an infant mortality rate of 3.7 deaths per 1,000 births.
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