Question 1

What is the population of Grandvilliers?

Accepted Answer

The commune of Grandvilliers has 2,761 inhabitants per the INSEE census.

Question 2

Are there natural risks in Grandvilliers?

Accepted Answer

No natural risk is listed for Grandvilliers in the GASPAR / Géorisques database.

Question 3

What is the energy performance of homes in Grandvilliers?

Accepted Answer

Out of 279 ADEME EPCs available in Grandvilliers, the most common label is D. 4% are rated A or B.

Question 4

What is the crime rate in Grandvilliers?

Accepted Answer

In 2025, the crime rate in Grandvilliers was 39.8 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 Grandvilliers?

Accepted Answer

Tap water in Grandvilliers is compliant with quality standards. Source: ARS / Hub'eau. (65 analyses over 12 months)

Question 6

What is the air quality in Grandvilliers?

Accepted Answer

According to LCSQA stations (5-year mean) in Grandvilliers: PM2.5 : 9.2 µg/m³, NO₂ : 7.0 µg/m³, PM10 : 13.1 µg/m³. Source: LCSQA / Géod'air.