Question 1

What is the population of Troyes?

Accepted Answer

The commune of Troyes has 62,443 inhabitants per the INSEE census.

Question 2

Are there natural risks in Troyes?

Accepted Answer

Yes, Troyes is exposed to 7 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, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Troyes?

Accepted Answer

Out of 2,411 ADEME EPCs available in Troyes, the most common label is D. 3% are rated A or B.

Question 4

What is the crime rate in Troyes?

Accepted Answer

In 2025, the crime rate in Troyes was 44.6 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 Troyes?

Accepted Answer

Tap water in Troyes is compliant with quality standards. Source: ARS / Hub'eau. (2867 analyses over 12 months)

Question 6

What is the air quality in Troyes?

Accepted Answer

According to LCSQA stations (5-year mean) in Troyes: PM2.5 : 7.9 µg/m³, NO₂ : 11.2 µg/m³, PM10 : 15.4 µg/m³. Source: LCSQA / Géod'air.