Catholic Church in Ireland
In the 2016 Irish census 78.3% of the population identified as Catholic in Ireland; numbering approximately 3.7 million people. Unlike Catholics in the United States, Ireland has seen a significant decline from the 84.2% who identified as Catholic in the 2011 census.
Catholic Church in Poland
As of 2005 a majority of Poles, approximately 88%, identified themselves as Catholic, and 58% said they are active practicing Catholics, according to a survey by the Centre for Public Opinion Research. According to the Ministry of Foreigns Affairs of the Republic of Poland, 95% of Poles belong to the Catholic Church; however, this survey bases the number of adherents on the number of infants baptized, as provided by the Catholic Church. The CIA Factbook gives a number of 87.2% belonging to the Catholic Church in 2012.