Question 1

What is the population of Rochefort-en-Yvelines?

Accepted Answer

The commune of Rochefort-en-Yvelines has 897 inhabitants per the INSEE census.

Question 2

Are there natural risks in Rochefort-en-Yvelines?

Accepted Answer

No natural risk is listed for Rochefort-en-Yvelines in the GASPAR / Géorisques database.

Question 3

What is the energy performance of homes in Rochefort-en-Yvelines?

Accepted Answer

Out of 73 ADEME EPCs available in Rochefort-en-Yvelines, the most common label is D. 1% are rated A or B.

Question 4

What is the crime rate in Rochefort-en-Yvelines?

Accepted Answer

In 2025, the crime rate in Rochefort-en-Yvelines was 6.6 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 Rochefort-en-Yvelines?

Accepted Answer

Tap water in Rochefort-en-Yvelines is compliant with quality standards. Source: ARS / Hub'eau. (1485 analyses over 12 months)

Question 6

What is the air quality in Rochefort-en-Yvelines?

Accepted Answer

According to LCSQA stations (5-year mean) in Rochefort-en-Yvelines: PM2.5 : 9.5 µg/m³, NO₂ : 12.5 µg/m³, PM10 : 14.5 µg/m³. Source: LCSQA / Géod'air.