Question 1

What is the population of Dierrey-Saint-Julien?

Accepted Answer

The commune of Dierrey-Saint-Julien has 274 inhabitants per the INSEE census.

Question 2

Are there natural risks in Dierrey-Saint-Julien?

Accepted Answer

Yes, Dierrey-Saint-Julien is exposed to 3 natural risk(s): Mouvement de terrain, Tassements différentiels, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Dierrey-Saint-Julien?

Accepted Answer

Out of 27 ADEME EPCs available in Dierrey-Saint-Julien, the most common label is D. 0% are rated A or B.

Question 4

What is the crime rate in Dierrey-Saint-Julien?

Accepted Answer

In 2025, the crime rate in Dierrey-Saint-Julien 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 Dierrey-Saint-Julien?

Accepted Answer

Tap water in Dierrey-Saint-Julien is non-compliant on some parameters. Source: ARS / Hub'eau. (1855 analyses over 12 months) Exceedances were observed for: nitrates.

Question 6

What is the air quality in Dierrey-Saint-Julien?

Accepted Answer

According to LCSQA stations (5-year mean) in Dierrey-Saint-Julien: PM2.5 : 7.9 µg/m³, NO₂ : 10.4 µg/m³, PM10 : 14.5 µg/m³. Source: LCSQA / Géod'air.