# Ermont

> commune in Val-d'Oise, France

**Wikidata**: [Q239123](https://www.wikidata.org/wiki/Q239123)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ermont)  
**Source**: https://4ort.xyz/entity/ermont

## Summary
Ermont is a commune in the Val-d'Oise department of northern France, located in the Île-de-France region. It is part of the administrative arrondissements of Pontoise and Argenteuil and is known for its suburban character and proximity to Paris. As a local government unit, it is part of France's municipal territorial structure.

## Key Facts
- **Type**: Commune in France (municipalité)
- **Location**: Val-d'Oise department, Île-de-France region
- **Country**: France
- **Coordinates**: Latitude 48.991388888889, Longitude 2.2594444444444
- **Population**: Ranges from 28,021 to 29,489 (2010s–2020s)
- **Arrondissements**: Part of the arrondissements of Pontoise and Argenteuil
- **Canton**: Ermont Canton (established 2015)
- **Railway Stations**:
  - Cernay Val d’Oise
  - Gare du Gros Noyer – Saint-Prix
  - Gare d'Ermont - Eaubonne
  - Gare d'Ermont-Halte
- **Website**: [ermont.fr](https://www.ermont.fr)
- **Historical Context**:
  - Formerly part of Seine-et-Oise department (1790–1968)
  - Now in Val-d'Oise (established 1968)
- **Administrative Classification**: Part of the "communes of France" system (established 1789)

## FAQs

**What is Ermont?**  
Ermont is a French commune located in the Val-d'Oise department. It is a local administrative unit that falls under the broader municipal structure of France, with its own local government and public services.

**Where is Ermont located?**  
Ermont is located in the north of France, within the Île-de-France region. It is part of the Val-d'Oise department and falls under the jurisdiction of the arrondissements of Pontoise and Argenteuil.

**What is the population of Ermont?**  
The population of Ermont has ranged between 28,021 and 29,489 in recent years, with fluctuations typical of suburban French municipalities.

**What administrative divisions does Ermont belong to?**  
Ermont is part of:
- Val-d'Oise department
- Île-de-France region
- Arrondissements of Pontoise and Argenteuil
- Canton of Ermont (established in 2015)

**What is the history of Ermont's departmental status?**  
Ermont was originally part of the Seine-et-Oise department (1790–1968), which was dissolved, and it was then incorporated into the newly formed Val-d'Oise department in 1968.

**What transportation infrastructure is available in Ermont?**  
Ermont is served by several railway stations:
- Cernay Val d’Oise
- Gare du Gros Noyer – Saint-Prix
- Gare d'Ermont - Eaubonne
- Gare d'Ermont-Halte

**What is the official website for Ermont?**  
The official website for the commune is [ermont.fr](https://www.ermont.fr), which provides information on local services, events, and governance.

## Why It Matters
Ermont plays a significant role in the suburban fabric of the Île-de-France region, functioning as a local government unit that contributes to the broader governance and community services of northern France. Its location near Paris makes it a key node in the suburban network, and its railway stations connect it to the greater Parisian transit system. As part of the "communes of France" system, Ermont represents the decentralized administrative structure of France, where local governance is empowered to manage public services, urban planning, and civic engagement. Its integration into the cantonal system since 2015 also reflects France's ongoing administrative reorganization.

## Notable For
- Being part of the canton system reformed in 2015
- Hosting multiple railway stations, enhancing regional connectivity
- Representing a model of French suburban governance
- Being part of the historical Seine-et-Oise region before 1968
- Hosting a population that reflects the diversity of Île-de-France

## Body

### Geography and Territory
Ermont is located in the north of France, within the Île-de-France region and the Val-d'Oise department. Its geographical coordinates are:
- Latitude: 48.991388888889
- Longitude: 2.2594444444444

It is part of the arrondissements of Pontoise and Argenteuil. The town is served by several railway stations:
- Cernay Val d’Oise
- Gare du Gros Noyer – Saint-Prix
- Gare d'Ermont - Eaubonne
- Gare d'Ermont-Halte

These stations connect Ermont to the broader Île-de-France transportation network, making it a key suburban hub.

### Government and Politics
Ermont is a commune governed by a municipal council and mayor, in line with the French system of local governance. It is part of the canton of Ermont, established in 2015 as part of France's cantonal reform. This reform restructured the local electoral map, grouping communes into larger cantons to ensure better representation in the departmental council.

Ermont is part of:
- Val-d'Oise department (established 1968)
- Île-de-France region
- Formerly part of the Seine-et-Oise department (1790–1968)

### Demographics and Society
Ermont's population has fluctuated between 28,021 and 29,489 in the past decade, reflecting typical suburban growth patterns. The town is part of the broader demographic and cultural landscape of Île-de-France, with a diverse population and access to public services such as education, healthcare, and transportation.

### Infrastructure and Standards
Ermont is served by multiple railway stations, which connect it to the regional rail network:
- Cernay Val d’Oise
- Gare du Gros Noyer – Saint-Prix
- Gare d'Ermont - Eaubonne
- Gare d'Ermont-Halte

These stations are critical for daily commutes to and from Paris, making Ermont a key node in the suburban transit system.

### Symbols and Culture
Ermont does not have a unique cultural symbol but is part of the broader cultural identity of the Île-de-France region. The town participates in the "Concours des villes et villages fleuris," an annual French contest that recognizes communities for their environmental and aesthetic efforts.

### International Relations and History
Ermont has no direct international relations but is part of the broader French administrative system, which includes international engagement through the European Union and other global frameworks. Its history is tied to the broader administrative changes in France, including the dissolution of the Seine-et-Oise department in 1968 and the creation of the Val-d'Oise department.

### Related Entities
Ermont is connected to:
- **Val-d'Oise Department**: The current administrative unit since 1968
- **Seine-et-Oise Department**: Former administrative unit (1790–1968)
- **Arrondissements of Pontoise and Argenteuil**: Regional administrative divisions
- **Canton of Ermont**: Reorganized in 2015
- **Railway Stations**: Key transit points connecting Ermont to Paris
- **Concours des villes et villages fleuris**: Annual recognition for environmental efforts

These connections reflect Ermont's role in the broader administrative and cultural framework of France.

## References

1. French National Directory of Representatives
2. Virtual International Authority File
3. BnF authorities
4. dataset of postal codes in France. 2018
5. INSEE code
6. [Code officiel géographique](https://www.insee.fr/fr/information/4316069)
7. [Source](https://data.iledefrance.fr/explore/dataset/villes_idf_label_vvf/download?format=csv)
8. répertoire géographique des communes
9. Freebase Data Dumps. 2013
10. Annuaire de service-public.fr
11. MusicBrainz
12. Recensement de la population 2015. National Institute of Statistics and Economic Studies. 2017
13. Populations légales 2016
14. Populations légales 2017
15. Populations légales 2018
16. Populations légales 2019
17. Populations légales 2020
18. Populations légales 2021
19. Populations de référence 2022
20. Populations de référence 2023
21. [Code officiel géographique. 2017](https://www.insee.fr/fr/information/2560698)
22. [Code officiel géographique](https://www.insee.fr/fr/information/3363419)
23. National Institute of Statistics and Economic Studies
24. [directory service](https://www.info-mairie.com/commune/95120-ermont)
25. GeoNames
26. [Mairie d'Ermont | Facebook](https://www.facebook.com/MairieErmont/)
27. [2016](https://data.geopf.fr/telechargement/download/GEOFLA/GEOFLA_2-2_COMMUNE_SHP_LAMB93_FXX_2016-06-28/GEOFLA_2-2_COMMUNE_SHP_LAMB93_FXX_2016-06-28.7z)
28. [répertoire géographique des communes. 2015](https://wxs-telechargement.ign.fr/83edtfdyqte031y0ra49d2e3/telechargement/inspire/RGC-2015-01$RGC2015/file/RGC2015.7z)
29. Quora
30. [Mairie d'Ermont: Overview | LinkedIn](https://www.linkedin.com/company/mairiedermont/)