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Quercus @ Plaine de Pierrelaye-Bessancourt 01Photo: Rémih · CC BY-SA 4.0
DSafety Grade
Safety in Pierrelaye · SSMSI, 2023–2025

Pierrelaye sees more crime per resident than nine in ten compared French towns

At 1 per 1,000 residents, robbery without a weapon in Pierrelaye runs well past the 0.3 of a typical town its size (10 recorded in 2025). Scored on offenses police and gendarmerie recorded in Pierrelaye across 2023 to 2025, the town lands on D for safety: #69 of 73 in Val-d'Oise. The crimes the grade counts fell 11% per resident from 2023 to 2025. Its police logs show 8.7 violent crimes and 26.6 incidents of burglary, vehicle theft and damage per 1,000 residents a year.

Violence
8.7
recorded per 1,000 residents a year · in the grade
Burglary, vehicle theft, damage
26.6
burglaries, vehicle thefts, thefts from vehicles, criminal damage · in the grade
Theft and fraud
12
theft without violence, fraud, per 1,000 residents a year · Not in the grade
Drug use
4.6
recorded offenses per 1,000 residents a year · Not in the grade

Offenses recorded per 1,000 residents a year, 2023–2025 average (INSEE population of each year). Violence, and burglaries, vehicle thefts, thefts from vehicles and criminal damage, count equally.

What stands out · In brief

What stands out about safety in Pierrelaye

Criminal damage fell sharply

Police and gendarmerie recorded 122 cases of criminal damage in Pierrelaye in 2023 and 70 in 2025. The grade averages the three years. Year by year ↓

Less violence than burglary, vehicle theft and damage

Pierrelaye recorded an average of 8.7 violent incidents per 1,000 residents a year, 2023–2025, fewer than in 35% of compared French towns, and 26.6 burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage, fewer than in 5%. Safety Grade ↓

Written from the SSMSI and INSEE data on this page. Figures are offenses police and gendarmerie recorded, not convictions.

Safety Grade

The D for Pierrelaye, and how it is built

Violence: physical, sexual, armed robbery (8.7 per 1,000 residents a year, 2023–2025 average)Lower rate than in 35% of compared French towns
Burglary, vehicle theft and damage (26.6 per 1,000 residents a year, 2023–2025 average)Lower rate than in 5% of compared French towns
DD

A firm grade. Built on 1,066 offenses recorded in the graded categories over three years; with a town of 10,130, a few cases more or fewer would move it between D and D.

Hidden counts: for armed robbery, this figure isn’t published when it’s small (five or fewer in at least one of the last three years); the index uses the département’s average instead, 0.5% of the index here. What isn’t published ↓

Per resident, against the 4,295 compared French towns with a Safety Grade.

By type

What police and gendarmerie recorded most in 2025

Criminal damage6.9
Theft from vehicles6.5
Theft without violence6.1
Drug use5.3
Burglary4.6
Fraud4.6
Family violence4.3
Vehicle theft4.3
Other physical violence3
Theft of vehicle parts2.7
Sexual violence1.7
Robbery without a weapon1
ViolenceBurglary, vehicle theft, damageNot in the gradeMedian of towns its size

Well above the median of towns its size: robbery without a weapon (1 per 1,000 against 0.3), theft from vehicles (6.5 per 1,000 against 2.6) and vehicle theft (4.3 per 1,000 against 1.9). Not published for 2025: armed robbery and drug dealing.

Theft without violence, robbery without a weapon, theft of vehicle parts, fraud and drug offenses are shown for information but left out of the Safety Grade, which counts violence plus burglaries, vehicle thefts, thefts from vehicles and criminal damage per resident.

Per 1,000 residents in 2025; the tick is the median of the graded French towns of 10,000 to 50,000.

Towns its size

718th of 792: Pierrelaye among towns its size

#TownPeopleViolenceHomes, vehiclesSafety
1Grand-Santi French Guiana9,6684.91.6A+
…
198Le Plessis-Bouchard Val-d'Oise8,5184.914.4B
…
209Courdimanche Val-d'Oise7,3114.415.1B
…
253Saint-Prix Val-d'Oise7,6124.316.3B−
…
284Bessancourt Val-d'Oise8,8694.916.5B−
…
715Saint-André-de-Cubzac Gironde12,62613.321.7D
716Onnaing Nord8,47912.522.6D
717Waziers Nord7,26615.320D
718Pierrelaye Val-d'Oise10,1308.726.6D
719Foix Ariège9,93411.923.6D
720La Ricamarie Loire8,03910.125.4D
721Sérignan Hérault8,5881223.7D
…
792Argelès-sur-Mer Pyrénées-Orientales10,61621.140.6D−

Per 1,000 residents a year. Context only: the grade compares Pierrelaye with every compared French town, not just towns its size.

Lowest rate in the graded categories first, 2023–2025 average, with the closest to Pierrelaye and up to four from Val-d'Oise.

For every 1,000 residents

Crime in Pierrelaye per 1,000 residents

ViolenceBurglary, vehicle theft, damageTheft and fraud (not in the grade)
9
recorded violent incidents
27
burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage
12
thefts without violence and frauds
48
of the three together

Each dot is one resident’s share: offenses are counted, not victims, and one person can be the victim of several.

And 27 burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage, and 12 thefts without violence and frauds: a year, 2023–2025 average.

Year by year

Pierrelaye, year by year

Violence · per 1,000 residents

20237.3
20249.7
20259.1

Burglary, vehicle theft, damage · per 1,000 residents

202328.2
202429
202522.4
KindIn the grade202320242025
Family violenceViolence375044
Other physical violenceViolence242930
Sexual violenceViolence111717
Armed robberyViolencen.p.n.p.n.p.
BurglaryBurglary, vehicle theft, damage403847
Vehicle theftBurglary, vehicle theft, damage586044
Theft from vehiclesBurglary, vehicle theft, damage669666
Criminal damageBurglary, vehicle theft, damage12210070
Theft without violenceNot in the grade788262
Robbery without a weaponNot in the grade9810
Theft of vehicle partsNot in the grade243427
FraudNot in the grade465147
Drug useNot in the grade315454
Drug dealingNot in the graden.p.n.p.n.p.

Counts mix units, as SSMSI publishes them: victims for violence, offenses for burglary and damage, vehicles for vehicle theft. That’s why the page never adds them into one “total crimes”.

Offenses recorded each year. n.p.: not published (small: five or fewer in at least one of the last three years).

What isn’t published

1 kind of crime isn’t published for Pierrelaye

Share of the index resting on Val-d'Oise averages0.5% · limit 25%

Over 25%, no Safety Grade; over 10%, the grade says it is less certain.

SSMSI doesn’t publish a commune’s count when it’s small (five or fewer in at least one of the last three years), and publishes instead the average among the Val-d'Oise communes whose count is hidden. That average stands in for Pierrelaye’s hidden cells, never a zero; here it is 0.5% of the index, so the grade rests on Pierrelaye’s own figures.

Hidden for PierrelayeYearsVal-d'Oise average
Armed robbery2023–20251.4 · 2 · 1.6

The counts SSMSI keeps back for Pierrelaye, and what the grade uses in their place.

Neighbors

Pierrelaye and the towns around it

ABCDNot graded
TownPeopleViolenceHomes, vehiclesSafety
Pierrelaye10,1308.726.6D
Herblay-sur-Seine31,7796.421.5C
Beauchamp9,8495.817.1C+
Saint-Ouen-l'Aumône25,5787.219.7C
Éragny-sur-Oise18,4367.818.1C
Montigny-lès-Cormeilles22,4578.519.3C
Bessancourt8,8694.916.5B−

Pierrelaye’s recorded rate in the graded categories is higher than each of its 6 graded neighbors’.

The nearest towns of 2,500 or more, per 1,000 residents a year, 2023–2025 average.

How to read these numbers

What this data can and can’t tell you

  • Where offenses happen, not where victims live. SSMSI counts each offense in the commune where police or gendarmerie recorded it happening. Towns with shops, stations, a hospital or nightlife record more per resident, and visitors are part of that count but not of the population it is divided by.
  • An index, not a total. The kinds are counted in different units (victims, offenses, vehicles), so the grade adds their rates per 1,000 residents into an index and never shows a “total crimes” or a chance of being a victim.
  • Hidden counts. SSMSI doesn’t publish a commune’s count when it’s small (five or fewer in at least one of the last three years). In its place it gives the average among the département’s communes whose count is hidden; the grade uses that average, never zero, and a town gets no Safety Grade when over a quarter of its index would come from such averages.
  • Recorded, not all crime. Only offenses reported to or found by police and gendarmerie are counted. Reporting rates differ by kind: most vehicle thefts are reported, much family and sexual violence isn’t.

How the Safety Grade works in France →

Questions about safety in Pierrelaye

Is Pierrelaye safe?

It has more crime per resident than 91% of compared French towns: an average of 8.7 recorded violent incidents and 26.6 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025. It grades D for safety, #69 of 73 in Val-d'Oise.

Is crime going up in Pierrelaye?

The recorded rate in the graded categories fell 11% from 2023 to 2025: 35.5 per 1,000 residents in 2023, 31.5 in 2025. In a town this size a few dozen cases move the figure, so the grade uses the three-year average.

What is the most common recorded offense in Pierrelaye?

Criminal damage: 70 in 2025. Then theft from vehicles (66), theft without violence (62) and drug use (54).

Sources: SSMSI (Interior Ministry), recorded crime by commune, 2023–2025 (base communale de la délinquance enregistrée, 2026 edition) · INSEE, legal populations for each year · INSEE, census 2023 (jobs and working residents) · IGN Admin Express (boundaries) · TownRatings grades: our own summary of the data, ranking French towns against each other only, updated November 4, 2026. Under the Licence Ouverte / Open Licence 2.0 (Etalab).

Contains public sector information under the Licence Ouverte / Open Licence 2.0 (Etalab): INSEE, DGFiP, the Interior Ministry’s statistics service (SSMSI), the Ministry of Education (DEPP), the Health Ministry’s statistics service (DREES) and the Housing Ministry (Carte des loyers). Commune boundaries: IGN Admin Express.