Question 1

What is the population of Gournay-sur-Marne?

Accepted Answer

The commune of Gournay-sur-Marne has 7,101 inhabitants per the INSEE census.

Question 2

Are there natural risks in Gournay-sur-Marne?

Accepted Answer

Yes, Gournay-sur-Marne is exposed to 8 natural risk(s): Inondation, Mouvement de terrain, Par ruissellement et coulée de boue, Par une crue à débordement lent de cours d'eau, Phénomène lié à l'atmosphère, Tassements différentiels, Tempête et grains (vent), Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Gournay-sur-Marne?

Accepted Answer

Out of 413 ADEME EPCs available in Gournay-sur-Marne, the most common label is D. 1% are rated A or B.

Question 4

What is the crime rate in Gournay-sur-Marne?

Accepted Answer

In 2025, the crime rate in Gournay-sur-Marne was 28.6 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 Gournay-sur-Marne?

Accepted Answer

Tap water in Gournay-sur-Marne is compliant with quality standards. Source: ARS / Hub'eau. (226 analyses over 12 months)

Question 6

What is the air quality in Gournay-sur-Marne?

Accepted Answer

According to LCSQA stations (5-year mean) in Gournay-sur-Marne: PM2.5 : 10.7 µg/m³, NO₂ : 21.6 µg/m³, PM10 : 16.9 µg/m³. Source: LCSQA / Géod'air.