Question 1

What is the population of Mareil-Marly?

Accepted Answer

The commune of Mareil-Marly has 3,984 inhabitants per the INSEE census.

Question 2

Are there natural risks in Mareil-Marly?

Accepted Answer

No natural risk is listed for Mareil-Marly in the GASPAR / Géorisques database.

Question 3

What is the energy performance of homes in Mareil-Marly?

Accepted Answer

Out of 291 ADEME EPCs available in Mareil-Marly, the most common label is D. 7% are rated A or B.

Question 4

What is the crime rate in Mareil-Marly?

Accepted Answer

In 2025, the crime rate in Mareil-Marly was 24.4 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 Mareil-Marly?

Accepted Answer

Tap water in Mareil-Marly is compliant with quality standards. Source: ARS / Hub'eau. (263 analyses over 12 months)

Question 6

What is the air quality in Mareil-Marly?

Accepted Answer

According to LCSQA stations (5-year mean) in Mareil-Marly: PM2.5 : 10.0 µg/m³, NO₂ : 20.6 µg/m³, PM10 : 19.7 µg/m³. Source: LCSQA / Géod'air.