Legal Populations of Communes and Municipal Arrondissements - Dated - Île-de-FrancePopulations légales Communes et arrondissements municipaux - Millésimé - Île-de-France

Name: Legal Populations of Communes and Municipal Arrondissements - Dated - Île-de-France
Creator: INSEE
License: https://www.etalab.gouv.fr/wp-content/uploads/2017/04/ETALAB-Licence-Ouverte-v2.0.pdf

Populations légales Communes et arrondissements municipaux - Millésimé - Île-de-FranceLegal Populations of Communes and Municipal Arrondissements - Dated - Île-de-France

Published by INSEE

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This dataset provides the legal population figures for communes and municipal arrondissements in the Île-de-France region, as published annually by INSEE, the French national statistics institute. Population data take effect on 1 January and are based on administrative boundaries as of 1 January of the previous year, drawing on census data collected three years earlier. The dataset is versioned by year, allowing tracking of population changes over time for local administrative units, and is intended to support demographic analysis, administrative planning, and statistical reporting at the municipal level within the region.Les données de population publiées par l'INSEE entrent en vigueur au 1 er janvier ; elles sont basées sur les divisions administratives au 1 er janvier de l'année précédente (N-1) et sur le recensement de l'année N-3. Ce jeu de données contient les données relatives aux populations légales des co...

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Data schema (15 fields)

Filterable via the API (15)

reg_codereg_namecom_arm_codecom_arm_namecom_arm_pop_muncom_arm_pop_capcom_arm_pop_totdep_codearrdep_codecensus_yearstart_yeargeo_yeardep_nameepci_codeepci_name

Click a field to see example values.

Fill	Field	Type	Description
100%	reg_codeCode Officiel Région	text	Official INSEE code of the region.Official INSEE code of the region.
100%	reg_nameNom Officiel Région	text	Official name of the region.Official name of the region.
100%	com_arm_codeCode Officiel Commune / Arrondissement Municipal	text	Official INSEE code of the commune or municipal district.Official INSEE code of the commune or municipal district.
100%	com_arm_nameNom Officiel Commune / Arrondissement Municipal	text	Official name of the commune or municipal district.Official name of the commune or municipal district.
100%	com_arm_pop_munPopulation municipale	int	Municipal population count of the commune or district.Municipal population count of the commune or district.
100%	com_arm_pop_capPopulation comptée à part	int	Population counted separately (e.g. residents in special institutions).Population counted separately (e.g. residents in special institutions).
100%	com_arm_pop_totPopulation totale	int	Total population, sum of municipal and separately counted population.Total population, sum of municipal and separately counted population.
100%	dep_codeCode Officiel Département	text	Official INSEE code of the department.Official INSEE code of the department.
100%	arrdep_codeCode Officiel Arrondissement Départemental	text	Official code of the departmental arrondissement.Official code of the departmental arrondissement.
100%	census_yearAnnée de recensement	date	Reference year of the underlying population census.Reference year of the underlying population census.
100%	start_yearAnnée d'entrée en vigueur	date	Year the legal population figures take effect.Year the legal population figures take effect.
100%	geo_yearAnnée de référence géographique	date	Reference year of the administrative geography used.Reference year of the administrative geography used.
100%	dep_nameNom Officiel Département	text	Official name of the department.Official name of the department.
100%	epci_codeCode Officiel EPCI	text	Official code of the inter-municipal cooperation body (EPCI).Official code of the inter-municipal cooperation body (EPCI).
100%	epci_nameNom Officiel EPCI	text	Official name of the inter-municipal cooperation body (EPCI).Official name of the inter-municipal cooperation body (EPCI).

Schema captured from opendatasoft 4 days ago.

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Sample data (5 records)

Record 1dep_code: ["95"] · dep_name: ["Val-d'Oise"]

{
  "dep_code": [
    "95"
  ],
  "dep_name": [
    "Val-d'Oise"
  ],
  "geo_year": "2025",
  "reg_code": [
    "11"
  ],
  "reg_name": [
    "Île-de-France"
  ],
  "epci_code": [
    "200035970"
  ],
  "epci_name": [
    "Communauté de communes Vexin Centre"
  ],
  "start_year": "2026",
  "arrdep_code": [
    "003"
  ],
  "census_year": "2023",
  "com_arm_code": [
    "95625"
  ],
  "com_arm_name": [
    "Us"
  ],
  "com_arm_pop_cap": 15,
  "com_arm_pop_mun": 1374,
  "com_arm_pop_tot": 1389
}

Record 2dep_code: ["77"] · dep_name: ["Seine-et-Marne"]

{
  "dep_code": [
    "77"
  ],
  "dep_name": [
    "Seine-et-Marne"
  ],
  "geo_year": "2018",
  "reg_code": [
    "11"
  ],
  "reg_name": [
    "Île-de-France"
  ],
  "epci_code": [
    "200072130"
  ],
  "epci_name": [
    "CA du Pays de Meaux"
  ],
  "start_year": "2019",
  "arrdep_code": [
    "001"
  ],
  "census_year": "2016",
  "com_arm_code": [
    "77023"
  ],
  "com_arm_name": [
    "Barcy"
  ],
  "com_arm_pop_cap": 7,
  "com_arm_pop_mun": 299,
  "com_arm_pop_tot": 306
}

Record 3dep_code: ["92"] · dep_name: ["Hauts-de-Seine"]

{
  "dep_code": [
    "92"
  ],
  "dep_name": [
    "Hauts-de-Seine"
  ],
  "geo_year": "2019",
  "reg_code": [
    "11"
  ],
  "reg_name": [
    "Île-de-France"
  ],
  "epci_code": [
    "200054781"
  ],
  "epci_name": [
    "Métropole du Grand Paris"
  ],
  "start_year": "2020",
  "arrdep_code": [
    "002"
  ],
  "census_year": "2017",
  "com_arm_code": [
    "92063"
  ],
  "com_arm_name": [
    "Rueil-Malmaison"
  ],
  "com_arm_pop_cap": 1593,
  "com_arm_pop_mun": 78152,
  "com_arm_pop_tot": 79745
}

Record 4dep_code: ["77"] · dep_name: ["Seine-et-Marne"]

{
  "dep_code": [
    "77"
  ],
  "dep_name": [
    "Seine-et-Marne"
  ],
  "geo_year": "2017",
  "reg_code": [
    "11"
  ],
  "reg_name": [
    "Île-de-France"
  ],
  "epci_code": [
    "247700438"
  ],
  "epci_name": [
    "CC Pays Créçois"
  ],
  "start_year": "2018",
  "arrdep_code": [
    "001"
  ],
  "census_year": "2015",
  "com_arm_code": [
    "77413"
  ],
  "com_arm_name": [
    "Saint-Germain-sur-Morin"
  ],
  "com_arm_pop_cap": 60,
  "com_arm_pop_mun": 3561,
  "com_arm_pop_tot": 3621
}

Record 5dep_code: ["91"] · dep_name: ["Essonne"]

{
  "dep_code": [
    "91"
  ],
  "dep_name": [
    "Essonne"
  ],
  "geo_year": "2024",
  "reg_code": [
    "11"
  ],
  "reg_name": [
    "Île-de-France"
  ],
  "epci_code": [
    "200017846"
  ],
  "epci_name": [
    "Communauté d'agglomération Étampois Sud Essonne"
  ],
  "start_year": "2025",
  "arrdep_code": [
    "001"
  ],
  "census_year": "2022",
  "com_arm_code": [
    "91067"
  ],
  "com_arm_name": [
    "Blandy"
  ],
  "com_arm_pop_cap": 4,
  "com_arm_pop_mun": 115,
  "com_arm_pop_tot": 119
}

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

Verification Status

Using the API

Configuration

Base URL: https://data.iledefrance.fr/api/explore/v2.1/catalog/datasets/populations-legales-communes-et-arrondissements-municipaux-millesime-ile-de-fran

License

Licence Ouverte 2.0 (France / Etalab)Open

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Query examples

curl -s 'https://data.iledefrance.fr/api/explore/v2.1/catalog/datasets/populations-legales-communes-et-arrondissements-municipaux-millesime-ile-de-fran/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.

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Rate limits

10 000 000 req/day

per ipmeasured

observed 4 days ago

Dataset

Volume & freshness

Records

12k

11597

Last upstream update

1 month ago

2026-09-25

Temporal coverage

2015 → 2023

License

No license declared upstream.

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Source: opendatasoft

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