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Counties and Unitary Authorities - Vintage/Millésimé - United Kingdom

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This dataset is part of the Geographical repository maintained by Opendatasoft. This dataset contains data for counties and unitary authorities in the United Kingdom. In 1974 a two-tier administrative structure of (shire and metropolitan) counties and non-metropolitan districts was set up across...

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Trust score

How is this computed?
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poor

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Data schema (11 fields)

Filterable via the API (9)
yearctry_codectry_namergn_codergn_namectyua_codectyua_namectyua_area_codectyua_type

Click a field to see example values.

FillFieldTypeDescription
—geo_point_2dGeo Pointgeo_point_2d—
—geo_shapeShapegeo_shape—
—yearFilterable via the APIdate—
—ctry_codeFilterable via the APIOfficial Code Countrytext—
—ctry_nameFilterable via the APIOfficial Name Countrytext—
—rgn_codeFilterable via the APIOfficial Code Regiontext—
—rgn_nameFilterable via the APIOfficial Name Regiontext—
—ctyua_codeFilterable via the APIOfficial Code County/Unitary districttext—
—ctyua_nameFilterable via the APIOfficial Name County/Unitary districttext—
—ctyua_area_codeFilterable via the APIIso 3166-3 Area Codetext—
100%ctyua_typeFilterable via the APITypetext—

Schema captured from opendatasoft 2 hours ago.

Query the data

Pick columns and a sort, then fetch a live preview straight from the source. Choose an API-filterable column (marked ▾) under “Where” to pick from its list of values.

=

Sample data (5 records)

Record 1year: 2019 · rgn_code: ["E12000007"]
{
  "year": "2019",
  "rgn_code": [
    "E12000007"
  ],
  "rgn_name": "London",
  "ctry_code": [
    "E92000001"
  ],
  "ctry_name": "England",
  "geo_shape": "[large value omitted]",
  "ctyua_code": [
    "E09000021"
  ],
  "ctyua_name": "Kingston upon Thames",
  "ctyua_type": "London borough",
  "geo_point_2d": {
    "lat": 51.387962714728566,
    "lon": -0.28689611743100996
  },
  "ctyua_area_code": "GBR"
}
Record 2year: 2020 · rgn_code: ["E12000005"]
{
  "year": "2020",
  "rgn_code": [
    "E12000005"
  ],
  "rgn_name": "West Midlands",
  "ctry_code": [
    "E92000001"
  ],
  "ctry_name": "England",
  "geo_shape": "[large value omitted]",
  "ctyua_code": [
    "E06000019"
  ],
  "ctyua_name": "Herefordshire, County of",
  "ctyua_type": "unitary authority",
  "geo_point_2d": {
    "lat": 52.10369029042959,
    "lon": -2.7451332015863317
  },
  "ctyua_area_code": "GBR"
}
Record 3year: 2024 · rgn_code: ["E12000001"]
{
  "year": "2024",
  "rgn_code": [
    "E12000001"
  ],
  "rgn_name": "North East",
  "ctry_code": [
    "E92000001"
  ],
  "ctry_name": "England",
  "geo_shape": "[large value omitted]",
  "ctyua_code": [
    "E06000001"
  ],
  "ctyua_name": "Hartlepool",
  "ctyua_type": "unitary authority",
  "geo_point_2d": {
    "lat": 54.66940280719704,
    "lon": -1.259294856536464
  },
  "ctyua_area_code": "GBR"
}
Record 4year: 2024 · rgn_code: ["W92000004"]
{
  "year": "2024",
  "rgn_code": [
    "W92000004"
  ],
  "rgn_name": "Wales",
  "ctry_code": [
    "W92000004"
  ],
  "ctry_name": "Wales",
  "geo_shape": "[large value omitted]",
  "ctyua_code": [
    "W06000001"
  ],
  "ctyua_name": "Isle of Anglesey",
  "ctyua_type": "unitary authority",
  "geo_point_2d": {
    "lat": 53.28710372992629,
    "lon": -4.37393714790238
  },
  "ctyua_area_code": "GBR"
}
Record 5year: 2022 · rgn_code: ["E12000008"]
{
  "year": "2022",
  "rgn_code": [
    "E12000008"
  ],
  "rgn_name": "South East",
  "ctry_code": [
    "E92000001"
  ],
  "ctry_name": "England",
  "geo_shape": "[large value omitted]",
  "ctyua_code": [
    "E06000037"
  ],
  "ctyua_name": "West Berkshire",
  "ctyua_type": "unitary authority",
  "geo_point_2d": {
    "lat": 51.44960753529558,
    "lon": -1.30455444514726
  },
  "ctyua_area_code": "GBR"
}

Live sample captured at profiling time — values may have changed upstream.

Using the API

Configuration

Base URL
https://public.opendatasoft.com/api/explore/v2.1/catalog/datasets/georef-united-kingdom-county-unitary-authority-millesime

License

UK Open Government Licence v3.0Open
  • ✓ Redistributable
  • ✓ Attribution required

Query examples

curl -s 'https://public.opendatasoft.com/api/explore/v2.1/catalog/datasets/georef-united-kingdom-county-unitary-authority-millesime/records?limit=20' -H 'Accept: application/json'

First 20 records of the dataset as JSON.

Uses the Opendatasoft Explore v2.1 syntax — supports select, where, group_by and order_by.

Full API documentation ↗

Rate limits

10 000 000 req/day
per ipmeasured
observed 2 hours ago

Dataset

Volume & freshness

Records
1.3k
1302
Update cadence
Annual
declared upstream
Last upstream update
1 year ago
2025-06-30
Temporal coverage
2019 → ongoing

License

No license declared upstream.

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Source: opendatasoft

Machine-readable & source

JSON
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