Second phase of Northern Ireland census data released — UK Data Service

Population Belfast Northern Ireland. 2018 Midyear Population Estimates for Northern Ireland Northern Ireland Statistics and Belfast is the largest city in Northern Ireland and, after Dublin, the second largest city on the island of Ireland. Northern Ireland's population density is 140.2 people per square kilometre (2021 census)

Belfast History, Population, Map, Landmarks, & Facts Britannica
Belfast History, Population, Map, Landmarks, & Facts Britannica from www.britannica.com

Northern Ireland's population density is 133 people per square kilometre - comparable to European countries such as Denmark and the Czech Republic Northern Ireland's population density is 140.2 people per square kilometre (2021 census)

Belfast History, Population, Map, Landmarks, & Facts Britannica

Population figures before 2001 approximately correspond to this definition As of 2023, the population of Belfast stands at approximately 343,000 residents, making it the largest city in Northern Ireland. Source: The Northern Ireland Statistics and Research Agency (web)

Figure 1. Belfast is the largest city in Northern Ireland and, after Dublin, the second largest city on the island of Ireland. This is the most recent data from the 2021 census and is a massive 20.8% increase on the population in 2011

Population density in Northern Ireland according to the 2011 census. 84% of Belfast was born within Northern Ireland, 4% within England, less than 1% for Scotland and Wales, 2% within the Republic of. Population density of Belfast City Council in 2011