Question 1

What is the population of Grenay?

Accepted Answer

The commune of Grenay has 6,674 inhabitants per the INSEE census.

Question 2

Are there natural risks in Grenay?

Accepted Answer

Yes, Grenay is exposed to 8 natural risk(s): Affaissement minier, Effondrements localisés, Emissions en surface de gaz de mine, Glissements ou mouvements de pente, Mouvement de terrain, Séisme, Tassements, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Grenay?

Accepted Answer

Out of 2,133 ADEME EPCs available in Grenay, the most common label is D. 1% are rated A or B.

Question 4

What is the crime rate in Grenay?

Accepted Answer

In 2025, the crime rate in Grenay was 37.6 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 Grenay?

Accepted Answer

Tap water in Grenay is compliant with quality standards. Source: ARS / Hub'eau. (646 analyses over 12 months)

Question 6

What is the air quality in Grenay?

Accepted Answer

According to LCSQA stations (5-year mean) in Grenay: PM2.5 : 9.0 µg/m³, NO₂ : 10.3 µg/m³, PM10 : 16.8 µg/m³. Source: LCSQA / Géod'air.