Question 1

What is the population of Longmesnil?

Accepted Answer

The commune of Longmesnil has 46 inhabitants per the INSEE census.

Question 2

Are there natural risks in Longmesnil?

Accepted Answer

Yes, Longmesnil is exposed to 1 natural risk(s): Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Longmesnil?

Accepted Answer

Out of 8 ADEME EPCs available in Longmesnil, the most common label is D. 0% are rated A or B.

Question 4

What is the crime rate in Longmesnil?

Accepted Answer

In 2025, the crime rate in Longmesnil was 0 offences per 1,000 inhabitants (burglaries, theft, violence, vandalism). Source: SSMSI / French Ministry of the Interior.

Question 5

What is the air quality in Longmesnil?

Accepted Answer

According to LCSQA stations (5-year mean) in Longmesnil: PM2.5 : 9.6 µg/m³, NO₂ : 15.1 µg/m³, PM10 : 15.0 µg/m³. Source: LCSQA / Géod'air.