Question 1

What is the population of Tranche-sur-Mer?

Accepted Answer

The commune of Tranche-sur-Mer has 3,129 inhabitants per the INSEE census.

Question 2

Are there natural risks in Tranche-sur-Mer?

Accepted Answer

Yes, Tranche-sur-Mer is exposed to 12 natural risk(s): 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, Séisme, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Tranche-sur-Mer?

Accepted Answer

Out of 1,065 ADEME EPCs available in Tranche-sur-Mer, the most common label is D. 5% are rated A or B.

Question 4

What is the crime rate in Tranche-sur-Mer?

Accepted Answer

In 2025, the crime rate in Tranche-sur-Mer was 31.9 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 Tranche-sur-Mer?

Accepted Answer

Tap water in Tranche-sur-Mer is compliant with quality standards. Source: ARS / Hub'eau. (213 analyses over 12 months)

Question 6

What is the air quality in Tranche-sur-Mer?

Accepted Answer

According to LCSQA stations (5-year mean) in Tranche-sur-Mer: PM2.5 : 8.2 µg/m³, NO₂ : 9.4 µg/m³, PM10 : 16.1 µg/m³. Source: LCSQA / Géod'air.