Question 1

What is the population of Ercuis?

Accepted Answer

The commune of Ercuis has 1,626 inhabitants per the INSEE census.

Question 2

Are there natural risks in Ercuis?

Accepted Answer

No natural risk is listed for Ercuis in the GASPAR / Géorisques database.

Question 3

What is the energy performance of homes in Ercuis?

Accepted Answer

Out of 120 ADEME EPCs available in Ercuis, the most common label is D. 3% are rated A or B.

Question 4

What is the crime rate in Ercuis?

Accepted Answer

In 2025, the crime rate in Ercuis 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 Ercuis?

Accepted Answer

Tap water in Ercuis is non-compliant on some parameters. Source: ARS / Hub'eau. (697 analyses over 12 months) Exceedances were observed for: bactériologie.

Question 6

What is the air quality in Ercuis?

Accepted Answer

According to LCSQA stations (5-year mean) in Ercuis: PM2.5 : 9.7 µg/m³, NO₂ : 21.0 µg/m³, PM10 : 15.3 µg/m³. Source: LCSQA / Géod'air.