Question 1

What is the population of Châlons-en-Champagne?

Accepted Answer

The commune of Châlons-en-Champagne has 43,218 inhabitants per the INSEE census.

Question 2

Are there natural risks in Châlons-en-Champagne?

Accepted Answer

Yes, Châlons-en-Champagne is exposed to 6 natural risk(s): Affaissements et effondrements d'origine anthropique (anciennes carrières souterraines, hors mines), Inondation, Mouvement de terrain, Par une crue à débordement lent de cours d'eau, Rupture de barrage, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Châlons-en-Champagne?

Accepted Answer

Out of 1,823 ADEME EPCs available in Châlons-en-Champagne, the most common label is D. 3% are rated A or B.

Question 4

What is the crime rate in Châlons-en-Champagne?

Accepted Answer

In 2025, the crime rate in Châlons-en-Champagne was 50.2 offences per 1,000 inhabitants (burglaries, theft, violence, vandalism). Source: SSMSI / French Ministry of the Interior.

Question 5

Is the tap water safe to drink in Châlons-en-Champagne?

Accepted Answer

Tap water in Châlons-en-Champagne is compliant with quality standards. Source: ARS / Hub'eau. (2668 analyses over 12 months)

Question 6

What is the air quality in Châlons-en-Champagne?

Accepted Answer

According to LCSQA stations (5-year mean) in Châlons-en-Champagne: PM2.5 : 8.9 µg/m³, NO₂ : 9.1 µg/m³, PM10 : 14.1 µg/m³. Source: LCSQA / Géod'air.