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2021 Mid Year Population Estimates for Northern Ireland

Date published: 29 November 2022

Statistics: Population,  Mid Year Population Estimates

The 2021 mid-year population and migration estimates for Northern Ireland and areas within Northern Ireland.

Statistics are available as follows:

Northern Ireland

  • Components of population change (2021)
  • Population by sex and single year of age (2021)
  • Population by sex and five year age bands (2021)
  • Net migration by sex and single year of age (2021)
  • Net migration by sex, broad age band, and migration type (2021)
  • Migration flows and net migration by type (2021)

Local Government Districts (LGDs)

  • Components of population change (2021) (LGD only)
  • Population by sex and single year of age (2021)
  • Population by sex and five year age bands (2021)

Documents

  • 2021 Mid-year Population Estimates – statistical bulletin Adobe PDF (54 KB)
  • 2021 Mid-year Population Estimates – summary infographic Adobe PDF (54 KB)
  • 2021 Mid-year Population Estimates – methodology paper Adobe PDF (54 KB)
  • 2021 Mid-year Population Estimates – Background Quality Report Adobe PDF (54 KB)
  • All areas – Components of population change Microsoft Excel (54 KB)
  • All areas – Population by sex and single year of age Microsoft Excel (54 KB)
  • All areas – Population by sex and age bands Microsoft Excel (54 KB)
  • All areas – Population totals (2021) Microsoft Excel (54 KB)
  • All areas – Population densities (2021) Microsoft Excel (54 KB)
  • All areas – Median age (2021) Microsoft Excel (54 KB)
  • Northern Ireland – Net migration by sex and single year of age (2021) Microsoft Excel (54 KB)
  • Northern Ireland – Net migration by sex and age bands (2021) Microsoft Excel (54 KB)
  • Northern Ireland – Migration flows by type (2021) Microsoft Excel (54 KB)

Help viewing documents

Last updated: 03 March 2025

Links

  • Official Statistics producer – Upholding Trust, Quality and Value
  • General Register Office - registration and certification of life events relating to births, deaths and marriages
  • nidirect.gov.uk – the official government website for Northern Ireland citizens
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