{"metric":"gb_population","title":"Great Britain population","topic":"population","unit":"people","measure_type":"estimate","geography":"K03000001","comparison_method":"previous_period","latest":{"period_start":"2024-01-01","period_end":"2024-12-31","period_label":"2024","value":67353582,"status":"final","vintage":"2025-09-26"},"comparison":{"period_label":"2023","value":66605801,"vintage":"2025-09-26"},"source":{"publisher":"ONS","publication":"Population estimates for the UK and constituent countries: historical time series","landing_url":"https://www.ons.gov.uk/peoplepopulationandcommunity/populationandmigration/populationestimates/datasets/populationestimatesforukenglandandwalesscotlandandnorthernireland","sheet":"Table 4","table":"Table 4","row":"Mid-2024","column":"Persons","raw_value":"67353582","file_url":"https://www.ons.gov.uk/peoplepopulationandcommunity/populationandmigration/populationestimates/datasets/populationestimatesforukenglandandwalesscotlandandnorthernireland","file_sha256":"3ce12e7129a86e16f03da47580980653d0deddc0776ee64c99ff66c8371c3ab6","release_date":"2025-09-26","release_label":"Population estimates time series, mid-2024"},"definition":"The estimated usually resident population of Great Britain (England, Wales and Scotland, not Northern Ireland) at 30 June each year, mid-1937 to mid-2024, from the same ONS historical time-series workbook as the UK figure.\n","does_not_measure":"The United Kingdom: Northern Ireland is excluded. Not citizens abroad or short-term visitors.\n","links":{"page":"/population/gb-population","series":"/api/metrics/gb_population/series","vintages":"/api/metrics/gb_population/vintages"}}