{"schemaVersion":"1.0","id":"in-through-london-out-through-london","dataset":"trade-balance","title":"In through London, out through London","description":"London's gateways import six billion more than they export, most months.","methodology":"Goods imports against exports through Heathrow, London and Tilbury, and London Gateway combined, monthly. A port-level trade gap is not a regional trade balance — goods landed at Heathrow are consumed everywhere — so read this as the flow through London rather than London's own account with the world.","category":"money","categoryLabel":"Money","cadence":"monthly","placeholder":false,"landingPage":"https://londongraph.com/g/in-through-london-out-through-london","markdown":"https://londongraph.com/g/in-through-london-out-through-london/index.html.md","source":{"name":"HMRC uktradeinfo","url":"https://www.uktradeinfo.com/","licence":"Open Government Licence v3.0","licenceUrl":"https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/"},"updatedAt":"2026-08-01T06:14:02.298Z","release":{"label":null,"publishedAt":null,"resourceUrl":null,"methodologyUrl":null,"sha256":null},"observations":[{"series":"Exports","buckets":["2024-06","2024-07","2024-08","2024-09","2024-10","2024-11","2024-12","2025-01","2025-02","2025-03","2025-04","2025-05","2025-06","2025-07","2025-08","2025-09","2025-10","2025-11","2025-12","2026-01","2026-02","2026-03","2026-04","2026-05"],"values":[8.338,7.166,8.909,10.766,10.941,16.222,15.897,22.375,18.68,15.502,12.473,9.436,6.746,11.8,7.988,11.957,13.476,9.138,6.948,10.301,10.514,10.859,12.049,14.559],"unit":"£bn of goods","metadata":[{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{}]},{"series":"Imports","buckets":["2024-06","2024-07","2024-08","2024-09","2024-10","2024-11","2024-12","2025-01","2025-02","2025-03","2025-04","2025-05","2025-06","2025-07","2025-08","2025-09","2025-10","2025-11","2025-12","2026-01","2026-02","2026-03","2026-04","2026-05"],"values":[14.567,12.674,11.859,11.783,19.398,15.327,13.15,11.509,15.159,14.612,16.465,17.789,22.127,18.567,13.971,15.95,19.685,21.908,30.896,24.501,22.141,28.652,19.709,20.998],"unit":"£bn of goods","metadata":[{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{},{}]}],"areaStatistics":null,"visualizations":[{"id":"overview","label":"Trend","description":"London's gateways import six billion more than they export, most months.","url":"https://londongraph.com/g/in-through-london-out-through-london","renderer":"primary","default":true,"timeControl":"inherit","datasets":[],"transform":null,"controls":null,"metrics":[],"caveat":null},{"id":"change","label":"Change","description":"Show the change from each preceding published period.","url":"https://londongraph.com/g/in-through-london-out-through-london?view=change","renderer":"delta","default":false,"timeControl":"inherit","datasets":[],"transform":null,"controls":null,"metrics":[],"caveat":null}],"availability":"observations","note":"The release is complete for the measures represented on the graph page."}