Question 1

What is the population of Saint-Denis?

Accepted Answer

The commune of Saint-Denis has 292 inhabitants per the INSEE census.

Question 2

Are there natural risks in Saint-Denis?

Accepted Answer

Yes, Saint-Denis is exposed to 9 natural risk(s): Feu de forêt, Glissement de terrain, Inondation, Mouvement de terrain, Par une crue torrentielle ou à montée rapide de cours d'eau, Radon, Séisme, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Saint-Denis?

Accepted Answer

Out of 35 ADEME EPCs available in Saint-Denis, the most common label is C. 23% are rated A or B.

Question 4

What is the crime rate in Saint-Denis?

Accepted Answer

In 2025, the crime rate in Saint-Denis was 0 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 Saint-Denis?

Accepted Answer

Tap water in Saint-Denis is compliant with quality standards. Source: ARS / Hub'eau. (38 analyses over 12 months)

Question 6

What is the air quality in Saint-Denis?

Accepted Answer

According to LCSQA stations (5-year mean) in Saint-Denis: PM2.5 : 10.2 µg/m³, NO₂ : 17.3 µg/m³, PM10 : 18.0 µg/m³. Source: LCSQA / Géod'air.