Question 1

What is the population of Rosnay?

Accepted Answer

The commune of Rosnay has 664 inhabitants per the INSEE census.

Question 2

Are there natural risks in Rosnay?

Accepted Answer

Yes, Rosnay is exposed to 10 natural risk(s): Inondation, Mouvement de terrain, Neige et pluies verglaçantes, Par une crue à débordement lent de cours d'eau, Phénomène lié à l'atmosphère, Radon, Rupture de barrage, Séisme, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Rosnay?

Accepted Answer

Out of 62 ADEME EPCs available in Rosnay, the most common label is D. 6% are rated A or B.

Question 4

What is the crime rate in Rosnay?

Accepted Answer

In 2025, the crime rate in Rosnay 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 Rosnay?

Accepted Answer

Tap water in Rosnay is compliant with quality standards. Source: ARS / Hub'eau. (67 analyses over 12 months)

Question 6

What is the air quality in Rosnay?

Accepted Answer

According to LCSQA stations (5-year mean) in Rosnay: PM2.5 : 8.2 µg/m³, NO₂ : 8.5 µg/m³, PM10 : 15.2 µg/m³. Source: LCSQA / Géod'air.