Question 1

What is the population of Mont-Saint-Jean?

Accepted Answer

The commune of Mont-Saint-Jean has 81 inhabitants per the INSEE census.

Question 2

Are there natural risks in Mont-Saint-Jean?

Accepted Answer

No natural risk is listed for Mont-Saint-Jean in the GASPAR / Géorisques database.

Question 3

What is the energy performance of homes in Mont-Saint-Jean?

Accepted Answer

Out of 7 ADEME EPCs available in Mont-Saint-Jean, the most common label is G. 14% are rated A or B.

Question 4

What is the crime rate in Mont-Saint-Jean?

Accepted Answer

In 2025, the crime rate in Mont-Saint-Jean 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 Mont-Saint-Jean?

Accepted Answer

Tap water in Mont-Saint-Jean is compliant with quality standards. Source: ARS / Hub'eau. (81 analyses over 12 months)

Question 6

What is the air quality in Mont-Saint-Jean?

Accepted Answer

According to LCSQA stations (5-year mean) in Mont-Saint-Jean: PM2.5 : 8.4 µg/m³, NO₂ : 10.5 µg/m³, PM10 : 15.0 µg/m³. Source: LCSQA / Géod'air.