A census was conducted in 2011, and the population recorded was 4,588,252. The last census conducted in Ireland was in 2016, with a population of 4,757,976, an increase of about 8 percent from the previous number. Ireland's population as of 2019 is over 4.85 million, according to the UN data.
In 2020, the estimated population of Ireland is 4,937,786, according to the UN. Dublin is the largest and most populated city, with over 1 million people.
However, Ireland has experienced a massive drop since the famine in the 1840s, where the population of people was over 6.5 million. The Ireland of Island is located North Atlantic and is the third-largest island in Europe. It is also the 122nd largest island in the world.