Question 1

What is the population of Marcq-en-Ostrevent?

Accepted Answer

The commune of Marcq-en-Ostrevent has 751 inhabitants per the INSEE census.

Question 2

Are there natural risks in Marcq-en-Ostrevent?

Accepted Answer

Yes, Marcq-en-Ostrevent is exposed to 4 natural risk(s): Engins de guerre, Mouvement de terrain, Séisme, Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Marcq-en-Ostrevent?

Accepted Answer

Out of 65 ADEME EPCs available in Marcq-en-Ostrevent, the most common label is D. 9% are rated A or B.

Question 4

What is the crime rate in Marcq-en-Ostrevent?

Accepted Answer

In 2025, the crime rate in Marcq-en-Ostrevent 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 Marcq-en-Ostrevent?

Accepted Answer

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

Question 6

What is the air quality in Marcq-en-Ostrevent?

Accepted Answer

According to LCSQA stations (5-year mean) in Marcq-en-Ostrevent: PM2.5 : 10.4 µg/m³, NO₂ : 13.5 µg/m³, PM10 : 16.5 µg/m³. Source: LCSQA / Géod'air.