Question 1

What is the population of Saint-Hilaire-de-Riez?

Accepted Answer

The commune of Saint-Hilaire-de-Riez has 12,923 inhabitants per the INSEE census.

Question 2

Are there natural risks in Saint-Hilaire-de-Riez?

Accepted Answer

Yes, Saint-Hilaire-de-Riez is exposed to 14 natural risk(s): Affaissements et effondrements d'origine naturelle (cavités souterraines), Feu de forêt, Inondation, Mouvement de terrain, Neige et pluies verglaçantes, Par submersion marine, Par une crue à débordement lent de cours d'eau, Phénomène lié à l'atmosphère, Radon, Recul du trait de côte et de falaises, Rupture de barrage, Séisme, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Saint-Hilaire-de-Riez?

Accepted Answer

Out of 2,176 ADEME EPCs available in Saint-Hilaire-de-Riez, the most common label is D. 6% are rated A or B.

Question 4

What is the crime rate in Saint-Hilaire-de-Riez?

Accepted Answer

In 2025, the crime rate in Saint-Hilaire-de-Riez was 30.2 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-Hilaire-de-Riez?

Accepted Answer

Tap water in Saint-Hilaire-de-Riez is compliant with quality standards. Source: ARS / Hub'eau. (460 analyses over 12 months)

Question 6

What is the air quality in Saint-Hilaire-de-Riez?

Accepted Answer

According to LCSQA stations (5-year mean) in Saint-Hilaire-de-Riez: PM2.5 : 8.2 µg/m³, NO₂ : 6.5 µg/m³, PM10 : 14.1 µg/m³. Source: LCSQA / Géod'air.