Question 1

What is the population of Longuyon?

Accepted Answer

The commune of Longuyon has 5,141 inhabitants per the INSEE census.

Question 2

Are there natural risks in Longuyon?

Accepted Answer

Yes, Longuyon is exposed to 5 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, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Longuyon?

Accepted Answer

Out of 352 ADEME EPCs available in Longuyon, the most common label is E. 1% are rated A or B.

Question 4

What is the crime rate in Longuyon?

Accepted Answer

In 2025, the crime rate in Longuyon was 27.3 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 Longuyon?

Accepted Answer

Tap water in Longuyon is compliant with quality standards. Source: ARS / Hub'eau. (706 analyses over 12 months)

Question 6

What is the air quality in Longuyon?

Accepted Answer

According to LCSQA stations (5-year mean) in Longuyon: PM2.5 : 8.6 µg/m³, NO₂ : 12.4 µg/m³, PM10 : 14.5 µg/m³. Source: LCSQA / Géod'air.