Boundaries of new communes as of 01/01/2016Périmètres des communes nouvelles à compter du 01/01/2016

Périmètres des communes nouvelles à compter du 01/01/2016Boundaries of new communes as of 01/01/2016

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This dataset provides a geographic layer showing only the boundaries of the newly created French communes (municipalities formed through mergers of former communes) that took effect on 1 January 2016. It is published via the Brittany regional open-data portal and is intended for mapping and administrative-boundary analysis, allowing users to identify the updated territorial divisions resulting from the municipal merger process in France.Couche contenant uniquement les périmètres des communes nouvelles à partir du 01/01/2016.

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Trust score

How is this computed?

fair

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Data schema (7 fields)

Filterable via the API (5)

gml_idcode_inseenomdate_fusiondate_maj

Click a field to see example values.

Field	Type	Description
geo_point_2dGeo Point	geo_point_2d	Geographic centroid coordinates of the new commune.Geographic centroid coordinates of the new commune.
geo_shapeShape	geo_shape	Geometric boundary shape of the new commune.Geometric boundary shape of the new commune.
gml_idGml id	text	Unique GML identifier of the geometry record.Unique GML identifier of the geometry record.
code_inseeINSEE commune code	text	INSEE code identifying the new commune.INSEE code identifying the new commune.
nom	text	Name of the new commune.Name of the new commune.
date_fusionDate fusion	datetime	Date on which the commune merger took effect.Date on which the commune merger took effect.
date_majDate maj	text	Date when the record was last updated.Date when the record was last updated.

Schema captured from opendatasoft 3 days ago.

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Sample data (5 records)

Record 1nom: Luitré-Dompierre · gml_id: commune_nouvelle_geom.35163

{
  "nom": "Luitré-Dompierre",
  "gml_id": "commune_nouvelle_geom.35163",
  "date_maj": "20250106",
  "geo_shape": "[large value omitted]",
  "code_insee": "35163",
  "date_fusion": null,
  "geo_point_2d": {
    "lat": 48.28680970229555,
    "lon": -1.1340326414536066
  }
}

Record 2nom: La Roche-Jaudy · gml_id: commune_nouvelle_geom.22264

{
  "nom": "La Roche-Jaudy",
  "gml_id": "commune_nouvelle_geom.22264",
  "date_maj": "20250106",
  "geo_shape": "[large value omitted]",
  "code_insee": "22264",
  "date_fusion": null,
  "geo_point_2d": {
    "lat": 48.73157855919999,
    "lon": -3.2332167931714366
  }
}

Record 3nom: Saint-Gérand-Croixanvec · gml_id: commune_nouvelle_geom.56213

{
  "nom": "Saint-Gérand-Croixanvec",
  "gml_id": "commune_nouvelle_geom.56213",
  "date_maj": "20250106",
  "geo_shape": "[large value omitted]",
  "code_insee": "56213",
  "date_fusion": null,
  "geo_point_2d": {
    "lat": 48.10894466746018,
    "lon": -2.8860783525284184
  }
}

Record 4nom: Forges de Lanouée · gml_id: commune_nouvelle_geom.56102

{
  "nom": "Forges de Lanouée",
  "gml_id": "commune_nouvelle_geom.56102",
  "date_maj": "20250106",
  "geo_shape": "[large value omitted]",
  "code_insee": "56102",
  "date_fusion": null,
  "geo_point_2d": {
    "lat": 48.0106784084489,
    "lon": -2.5806937577539664
  }
}

Record 5nom: Plumieux · gml_id: commune_nouvelle_geom.22241

{
  "nom": "Plumieux",
  "gml_id": "commune_nouvelle_geom.22241",
  "date_maj": "20250106",
  "geo_shape": "[large value omitted]",
  "code_insee": "22241",
  "date_fusion": null,
  "geo_point_2d": {
    "lat": 48.10054198092998,
    "lon": -2.5877276770235658
  }
}

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

Verification Status

Using the API

Configuration

Base URL: https://data.bretagne.bzh/api/explore/v2.1/catalog/datasets/perimetres-des-communes-nouvelles-a-compter-du-01012016

License

Licence Ouverte 2.0 (France / Etalab)Open

✓ Redistributable
✓ Attribution required

Query examples

curl -s 'https://data.bretagne.bzh/api/explore/v2.1/catalog/datasets/perimetres-des-communes-nouvelles-a-compter-du-01012016/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

5 000 req/day

per ipmeasured

observed 3 days ago

Dataset

Volume & freshness

Records

Last upstream update

5 days ago

2026-10-18

License

No license declared upstream.

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Source: opendatasoft

Machine-readable & source

JSON

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