Question 1

What is the population of Thiverval-Grignon?

Accepted Answer

The commune of Thiverval-Grignon has 1,102 inhabitants per the INSEE census.

Question 2

Are there natural risks in Thiverval-Grignon?

Accepted Answer

Yes, Thiverval-Grignon is exposed to 1 natural risk(s): Transport de marchandises dangereuses. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Thiverval-Grignon?

Accepted Answer

Out of 66 ADEME EPCs available in Thiverval-Grignon, the most common label is C. 6% are rated A or B.

Question 4

What is the crime rate in Thiverval-Grignon?

Accepted Answer

In 2025, the crime rate in Thiverval-Grignon was 4.9 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 Thiverval-Grignon?

Accepted Answer

Tap water in Thiverval-Grignon is compliant with quality standards. Source: ARS / Hub'eau. (78 analyses over 12 months)

Question 6

What is the air quality in Thiverval-Grignon?

Accepted Answer

According to LCSQA stations (5-year mean) in Thiverval-Grignon: PM2.5 : 9.3 µg/m³, NO₂ : 16.9 µg/m³, PM10 : 14.5 µg/m³. Source: LCSQA / Géod'air.