# Châtillon-sur-Chalaronne

> commune in Ain, France

**Wikidata**: [Q208439](https://www.wikidata.org/wiki/Q208439)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Châtillon-sur-Chalaronne)  
**Source**: https://4ort.xyz/entity/ch-tillon-sur-chalaronne

## Summary
Châtillon-sur-Chalaronne is a commune located in the Ain department of France, within the arrondissement of Bourg-en-Bresse. It serves as the seat of the canton of Châtillon-sur-Chalaronne and is situated along the Chalaronne river. The locality is also known by the aliases Chatillon-sur-Chalaronne and Châtillon-les-Dombes.

## Key Facts
- **Location**: Ain department, arrondissement of Bourg-en-Bresse, France.
- **Type**: Commune of France (inception: 1789).
- **Coordinates**: 46.119722222222°N, 4.9569444444444°E.
- **Aliases**: Chatillon-sur-Chalaronne, Châtillon-les-Dombes.
- **River**: Chalaronne.
- **Canton**: Seat of the canton of Châtillon-sur-Chalaronne (inception: 2015-03-22).
- **Population (Historical Range)**: 2,678 to 5,250.
- **Population (Recent)**: 4,957 (latest figure provided).
- **Website**: http://www.chatillon-sur-chalaronne.fr.
- **Sitelink Count**: 60.
- **Neighboring Communes**: Relevant, Sulignat, L'Abergement-Clémenciat.
- **Country**: France (Capital: Paris; Population: 68,605,616; Area: 643,801 km²).

## FAQs
**Where is Châtillon-sur-Chalaronne located?**
Châtillon-sur-Chalaronne is situated in the Ain department of France, specifically within the arrondissement of Bourg-en-Bresse. It lies at coordinates 46.119722222222°N latitude and 4.9569444444444°E longitude.

**What is the population of Châtillon-sur-Chalaronne?**
The commune has experienced population fluctuations, with recorded figures ranging from 2,678 to 5,250. Recent data points include populations of 4,957, 4,914, and 5,095.

**What administrative divisions is Châtillon-sur-Chalaronne part of?**
The commune is part of the Ain department and the arrondissement of Bourg-en-Bresse. It also serves as the seat of the canton of Châtillon-sur-Chalaronne, which was established on March 22, 2015.

**What are the alternate names for Châtillon-sur-Chalaronne?**
The locality is also known by the aliases Chatillon-sur-Chalaronne and Châtillon-les-Dombes.

**What river flows through Châtillon-sur-Chalaronne?**
The Chalaronne river flows through the commune, contributing to its geographical identity.

## Why It Matters
Châtillon-sur-Chalaronne serves as a vital administrative and residential hub within the Ain department, acting as the seat of the canton of Châtillon-sur-Chalaronne. Its role as a commune places it within the fundamental territorial subdivision structure of France, which has been in place since 1789. The town's location on the Chalaronne river and its historical alias, Châtillon-les-Dombes, tie it to the specific cultural and geographic identity of the Dombes region. As part of the broader French state, the commune contributes to the demographic and administrative landscape of a country that holds significant global influence as a permanent member of the United Nations Security Council and a founding member of the European Union.

## Notable For
- **Canton Seat**: Serves as the administrative seat for the canton of Châtillon-sur-Chalaronne.
- **Historical Aliases**: Known historically as Châtillon-les-Dombes, reflecting its regional heritage.
- **Geographical Feature**: Situated on the banks of the Chalaronne river.
- **Demographic Growth**: Population has grown from historical lows of 2,678 to over 5,000 in recent records.
- **Administrative Longevity**: Part of the commune system established in France in 1789.

## Body

### Geography and Location
Châtillon-sur-Chalaronne is a commune situated in the Ain department of France. It is located within the arrondissement of Bourg-en-Bresse and lies at precise coordinates of 46.119722222222°N latitude and 4.9569444444444°E longitude. The commune is positioned along the Chalaronne river, a significant geographical feature for the area.

The broader region of Ain is part of metropolitan France, which is located in Western Europe. France itself encompasses a total area of 643,801 square kilometres and shares borders with countries such as Belgium, Luxembourg, Germany, Switzerland, Italy, Monaco, Spain, and Andorra. The highest point in France, Mont Blanc (4,808.72 meters), and the lowest point, Étang de Lavalduc (-10 meters), define the country's diverse topography.

### Administrative and Political Context
As a commune, Châtillon-sur-Chalaronne is part of the "commune of France" territorial subdivision, a system established in 1789. It is administratively linked to the Ain department, which was created on March 4, 1790. The commune also falls under the jurisdiction of the arrondissement of Bourg-en-Bresse.

Châtillon-sur-Chalaronne serves as the seat of the canton of Châtillon-sur-Chalaronne, an administrative division that came into existence on March 22, 2015. This places the commune at the center of local governance for the surrounding area.

At the national level, France is a unitary semi-presidential republic with a decentralized administration. The executive branch is shared between the President of the Republic, Emmanuel Macron, and the Prime Minister, Sébastien Lecornu. The legislative branch is bicameral, consisting of the National Assembly and the Senate. France is a founding member of the European Union (since 1957) and a permanent member of the United Nations Security Council (since 1945).

### Demographics and Population
The population of Châtillon-sur-Chalaronne has varied over time, with historical data points including 2,678, 3,241, 3,518, 3,786, 4,137, 4,813, 4,940, 4,886, 4,931, 4,968, 5,059, 5,154, and 5,250. More recent figures provided include 4,957, 4,914, 5,095, 4,859, 4,899, and 4,881.

In comparison, the neighboring commune of L'Abergement-Clémenciat has a smaller population, recorded at 784 in 2022, 811 in 2021, 791 in 2020, and 804 in 2019. The national population of France is estimated at 68,605,616 as of January 1, 2025, with a life expectancy of 82 years.

### Related Communes and Localities
Châtillon-sur-Chalaronne is bordered by or associated with several other communes in the Ain department, including Relevant, Sulignat, and L'Abergement-Clémenciat.

- **L'Abergement-Clémenciat**: Established on June 10, 1857, this commune is located at 46.1511°N, 4.9211°E. It has a sitelink count of 65 and is noted for its fluctuating population data over the last two decades.
- **Sulignat**: Another commune in Ain, with an inception date of 1809.
- **Relevant**: A commune in Ain, France, established on June 10, 1857.

These localities form a network of administrative and residential units within the region, contributing to the local demographic and administrative structure.

### National Infrastructure and Standards
As part of France, Châtillon-sur-Chalaronne adheres to national infrastructure and standards. France drives on the right-hand side of the road, with speed limits generally set at 130 km/h on highways, 110 km/h on dual carriageways, 90 km/h on other roads, and 50 km/h in built-up areas. The electrical grid operates at 230 volts and 50 Hz using Europlug and Type E plugs.

The country uses the Euro (EUR) as its currency in metropolitan France, while the CFP Franc is used in overseas territories. The international calling code is +33, and the top-level internet domain is .fr. Time zones in metropolitan France are UTC+01:00 (CET) and UTC+02:00 (CEST).

### Economy and National Indicators
While specific economic data for Châtillon-sur-Chalaronne is not detailed in the source, the commune operates within the French economy, which has a nominal GDP of $2.78 trillion USD (2022) and a government budget of €455.2 billion (2023). The standard VAT rate is 20%, with reduced rates of 10% and 5.5%. France is known for its high standard of living, with a Human Development Index (HDI) of 0.903 (2021), classified as "Very High."

### Symbols and Culture
Châtillon-sur-Chalaronne shares in the national symbols of France. The national flag is the tricolore (blue, white, red), and the motto is "Liberté, égalité, fraternité" (Liberty, equality, fraternity). The national anthem is "La Marseillaise."

The commune's website, http://www.chatillon-sur-chalaronne.fr, serves as a digital portal for information and services. The alias "Châtillon-les-Dombes" reflects the cultural and geographical heritage of the Dombes region within the larger Auvergne-Rhône-Alpes region.

## 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. répertoire géographique des communes
7. Freebase Data Dumps. 2013
8. Annuaire de service-public.fr
9. Recensement de la population 2015. National Institute of Statistics and Economic Studies. 2017
10. Populations légales 2016
11. Populations légales 2017
12. Populations légales 2018
13. [Populations légales communales depuis 1968. National Institute of Statistics and Economic Studies](https://www.insee.fr/fr/statistiques/2522602)
14. Populations légales 2019
15. Populations légales 2020
16. Populations légales 2021
17. Populations de référence 2022
18. Populations de référence 2023
19. [Code officiel géographique. 2017](https://www.insee.fr/fr/information/2560698)
20. [Code officiel géographique](https://www.insee.fr/fr/information/3363419)
21. [Source](http://cassini.ehess.fr/cassini/fr/html/fiche.php?select_resultat=8831)
22. National Institute of Statistics and Economic Studies
23. GeoNames
24. [répertoire géographique des communes. 2015](https://wxs-telechargement.ign.fr/83edtfdyqte031y0ra49d2e3/telechargement/inspire/RGC-2015-01$RGC2015/file/RGC2015.7z)
25. [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)
26. National Library of Israel Names and Subjects Authority File