Question 1

What is the population of Cesson-Sévigné?

Accepted Answer

The commune of Cesson-Sévigné has 18,076 inhabitants per the INSEE census.

Question 2

Are there natural risks in Cesson-Sévigné?

Accepted Answer

Yes, Cesson-Sévigné is exposed to 6 natural risk(s): Inondation, Par une crue à débordement lent de cours d'eau, Phénomène lié à l'atmosphère, Séisme, Tempête et grains (vent), Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Cesson-Sévigné?

Accepted Answer

Out of 926 ADEME EPCs available in Cesson-Sévigné, the most common label is D. 5% are rated A or B.

Question 4

What is the crime rate in Cesson-Sévigné?

Accepted Answer

In 2025, the crime rate in Cesson-Sévigné was 29.8 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 Cesson-Sévigné?

Accepted Answer

Tap water in Cesson-Sévigné is non-compliant on some parameters. Source: ARS / Hub'eau. (1263 analyses over 12 months) Exceedances were observed for: bactériologie.

Question 6

What is the air quality in Cesson-Sévigné?

Accepted Answer

According to LCSQA stations (5-year mean) in Cesson-Sévigné: PM2.5 : 9.4 µg/m³, NO₂ : 14.9 µg/m³, PM10 : 15.2 µg/m³. Source: LCSQA / Géod'air.