{
  "canonical_url": "https://ukmwi.co.uk/changes/2009/counties",
  "identifier": "ukmwi:changeset:CTY:2009",
  "change_year": 2009,
  "geography_type": "CTY",
  "geography_label": "County",
  "effective_from": "2009-01-01T00:00:00.000Z",
  "codes_replaced": 41,
  "codes_created": 35,
  "edge_count": 41,
  "codes_split_across_multiple_successors": 0,
  "instruments": [],
  "changes": [
    {
      "predecessor": "09",
      "predecessor_name": "Bedfordshire",
      "successors": [
        {
          "code": "E10000001",
          "name": "Bedfordshire"
        }
      ]
    },
    {
      "predecessor": "E10000001",
      "predecessor_name": "Bedfordshire",
      "successors": [
        {
          "code": "E10999999",
          "name": "County Abolished"
        }
      ]
    },
    {
      "predecessor": "11",
      "predecessor_name": "Buckinghamshire",
      "successors": [
        {
          "code": "E10000002",
          "name": "Buckinghamshire"
        }
      ]
    },
    {
      "predecessor": "12",
      "predecessor_name": "Cambridgeshire",
      "successors": [
        {
          "code": "E10000003",
          "name": "Cambridgeshire"
        }
      ]
    },
    {
      "predecessor": "13",
      "predecessor_name": "Cheshire",
      "successors": [
        {
          "code": "E10000004",
          "name": "Cheshire"
        }
      ]
    },
    {
      "predecessor": "E10000004",
      "predecessor_name": "Cheshire",
      "successors": [
        {
          "code": "E10999999",
          "name": "County Abolished"
        }
      ]
    },
    {
      "predecessor": "15",
      "predecessor_name": "Cornwall and Isles of Scilly",
      "successors": [
        {
          "code": "E10000005",
          "name": "Cornwall and Isles of Scilly"
        }
      ]
    },
    {
      "predecessor": "E10000005",
      "predecessor_name": "Cornwall and Isles of Scilly",
      "successors": [
        {
          "code": "E10999999",
          "name": "County Abolished"
        }
      ]
    },
    {
      "predecessor": "16",
      "predecessor_name": "Cumbria",
      "successors": [
        {
          "code": "E10000006",
          "name": "Cumbria"
        }
      ]
    },
    {
      "predecessor": "17",
      "predecessor_name": "Derbyshire",
      "successors": [
        {
          "code": "E10000007",
          "name": "Derbyshire"
        }
      ]
    },
    {
      "predecessor": "18",
      "predecessor_name": "Devon",
      "successors": [
        {
          "code": "E10000008",
          "name": "Devon"
        }
      ]
    },
    {
      "predecessor": "19",
      "predecessor_name": "Dorset",
      "successors": [
        {
          "code": "E10000009",
          "name": "Dorset"
        }
      ]
    },
    {
      "predecessor": "20",
      "predecessor_name": "Durham",
      "successors": [
        {
          "code": "E10000010",
          "name": "Durham"
        }
      ]
    },
    {
      "predecessor": "E10000010",
      "predecessor_name": "Durham",
      "successors": [
        {
          "code": "E10999999",
          "name": "County Abolished"
        }
      ]
    },
    {
      "predecessor": "21",
      "predecessor_name": "East Sussex",
      "successors": [
        {
          "code": "E10000011",
          "name": "East Sussex"
        }
      ]
    },
    {
      "predecessor": "22",
      "predecessor_name": "Essex",
      "successors": [
        {
          "code": "E10000012",
          "name": "Essex"
        }
      ]
    },
    {
      "predecessor": "23",
      "predecessor_name": "Gloucestershire",
      "successors": [
        {
          "code": "E10000013",
          "name": "Gloucestershire"
        }
      ]
    },
    {
      "predecessor": "24",
      "predecessor_name": "Hampshire",
      "successors": [
        {
          "code": "E10000014",
          "name": "Hampshire"
        }
      ]
    },
    {
      "predecessor": "26",
      "predecessor_name": "Hertfordshire",
      "successors": [
        {
          "code": "E10000015",
          "name": "Hertfordshire"
        }
      ]
    },
    {
      "predecessor": "29",
      "predecessor_name": "Kent",
      "successors": [
        {
          "code": "E10000016",
          "name": "Kent"
        }
      ]
    },
    {
      "predecessor": "30",
      "predecessor_name": "Lancashire",
      "successors": [
        {
          "code": "E10000017",
          "name": "Lancashire"
        }
      ]
    },
    {
      "predecessor": "31",
      "predecessor_name": "Leicestershire",
      "successors": [
        {
          "code": "E10000018",
          "name": "Leicestershire"
        }
      ]
    },
    {
      "predecessor": "32",
      "predecessor_name": "Lincolnshire",
      "successors": [
        {
          "code": "E10000019",
          "name": "Lincolnshire"
        }
      ]
    },
    {
      "predecessor": "33",
      "predecessor_name": "Norfolk",
      "successors": [
        {
          "code": "E10000020",
          "name": "Norfolk"
        }
      ]
    },
    {
      "predecessor": "34",
      "predecessor_name": "Northamptonshire",
      "successors": [
        {
          "code": "E10000021",
          "name": "Northamptonshire"
        }
      ]
    },
    {
      "predecessor": "35",
      "predecessor_name": "Northumberland",
      "successors": [
        {
          "code": "E10000022",
          "name": "Northumberland"
        }
      ]
    },
    {
      "predecessor": "E10000022",
      "predecessor_name": "Northumberland",
      "successors": [
        {
          "code": "E10999999",
          "name": "County Abolished"
        }
      ]
    },
    {
      "predecessor": "36",
      "predecessor_name": "North Yorkshire",
      "successors": [
        {
          "code": "E10000023",
          "name": "North Yorkshire"
        }
      ]
    },
    {
      "predecessor": "37",
      "predecessor_name": "Nottinghamshire",
      "successors": [
        {
          "code": "E10000024",
          "name": "Nottinghamshire"
        }
      ]
    },
    {
      "predecessor": "38",
      "predecessor_name": "Oxfordshire",
      "successors": [
        {
          "code": "E10000025",
          "name": "Oxfordshire"
        }
      ]
    },
    {
      "predecessor": "39",
      "predecessor_name": "Shropshire",
      "successors": [
        {
          "code": "E10000026",
          "name": "Shropshire"
        }
      ]
    },
    {
      "predecessor": "E10000026",
      "predecessor_name": "Shropshire",
      "successors": [
        {
          "code": "E10999999",
          "name": "County Abolished"
        }
      ]
    },
    {
      "predecessor": "40",
      "predecessor_name": "Somerset",
      "successors": [
        {
          "code": "E10000027",
          "name": "Somerset"
        }
      ]
    },
    {
      "predecessor": "41",
      "predecessor_name": "Staffordshire",
      "successors": [
        {
          "code": "E10000028",
          "name": "Staffordshire"
        }
      ]
    },
    {
      "predecessor": "42",
      "predecessor_name": "Suffolk",
      "successors": [
        {
          "code": "E10000029",
          "name": "Suffolk"
        }
      ]
    },
    {
      "predecessor": "43",
      "predecessor_name": "Surrey",
      "successors": [
        {
          "code": "E10000030",
          "name": "Surrey"
        }
      ]
    },
    {
      "predecessor": "44",
      "predecessor_name": "Warwickshire",
      "successors": [
        {
          "code": "E10000031",
          "name": "Warwickshire"
        }
      ]
    },
    {
      "predecessor": "45",
      "predecessor_name": "West Sussex",
      "successors": [
        {
          "code": "E10000032",
          "name": "West Sussex"
        }
      ]
    },
    {
      "predecessor": "46",
      "predecessor_name": "Wiltshire",
      "successors": [
        {
          "code": "E10000033",
          "name": "Wiltshire"
        }
      ]
    },
    {
      "predecessor": "E10000033",
      "predecessor_name": "Wiltshire",
      "successors": [
        {
          "code": "E10999999",
          "name": "County Abolished"
        }
      ]
    },
    {
      "predecessor": "47",
      "predecessor_name": "Worcestershire",
      "successors": [
        {
          "code": "E10000034",
          "name": "Worcestershire"
        }
      ]
    }
  ],
  "_meta": {
    "source": "Office for National Statistics, Code History Database",
    "source_url": "https://geoportal.statistics.gov.uk/",
    "dataset_version": "CHD-2026-06",
    "retrieved_at": "2026-09-07T07:14:12.834Z",
    "licence": "Open Government Licence v3.0",
    "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
    "attribution": "Source: Office for National Statistics licensed under the Open Government Licence v.3.0",
    "built_at": "2026-09-07T07:22:46.704Z"
  }
}