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B+Safety Grade
Safety in Cayeux-sur-Mer · SSMSI, 2023–2025

Cayeux-sur-Mer sees less violent crime per resident than nine in ten compared French towns

Theft without violence: police and gendarmerie recorded 16 in Cayeux-sur-Mer in 2025, 6.9 per 1,000 residents against 4 in a typical town its size. Taking everything together, Cayeux-sur-Mer scores B+: less crime per resident than 73% of compared French towns, measured on offenses police and gendarmerie recorded between 2023 and 2025. In a usual year, 2.8 violent crimes and 13.9 incidents of burglary, vehicle theft and damage are logged per 1,000 inhabitants.

Violence
2.8
recorded per 1,000 residents a year · in the grade
Burglary, vehicle theft, damage
13.9
burglaries, vehicle thefts, thefts from vehicles, criminal damage · in the grade
Theft and fraud
10.2
theft without violence, fraud, per 1,000 residents a year · Not in the grade
Drug use
–
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 Cayeux-sur-Mer

Ranks better on violence than on burglary, vehicle theft and damage

Cayeux-sur-Mer recorded an average of 2.8 violent incidents per 1,000 residents a year, 2023–2025, fewer than in 93% of compared French towns, and 13.9 burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage, fewer than in 50%. Safety Grade ↓

Among towns its size

Among the 760 French towns of 1,600 to 3,100 people with a Safety Grade, Cayeux-sur-Mer is 249th from the lowest recorded rate per resident. Towns its size ↓

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

Safety Grade

The grade: B+ for Cayeux-sur-Mer

Violence: physical, sexual, armed robbery (2.8 per 1,000 residents a year, 2023–2025 average)Lower rate than in 93% of compared French towns
Burglary, vehicle theft and damage (13.9 per 1,000 residents a year, 2023–2025 average)Lower rate than in 50% of compared French towns
B−A+

A less sure grade than most. Built on 98 offenses recorded in the graded categories over three years; with a town of 2,316, a few cases more or fewer would move it between B− and A+. 15.7% of the index uses the département’s average for crimes not published here, over 10%.

Hidden counts: for family violence, other physical violence, sexual violence, burglary, vehicle theft and theft from vehicles, 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, 15.7% of the index here. What isn’t published ↓

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

What isn’t published

6 kinds of crime aren’t published for Cayeux-sur-Mer

Share of the index resting on Somme averages15.7% · 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 Somme communes whose count is hidden. That average stands in for Cayeux-sur-Mer’s hidden cells, never a zero; here it is 15.7% of the index, over 10%, so the grade is less sure than most.

Hidden for Cayeux-sur-MerYearsSomme average
Family violence2023, 20241.7 · 1.7
Other physical violence2023–20251.4 · 1.4 · 1.3
Sexual violence2023–20251.4 · 1.3 · 1.3
Burglary20251.3
Vehicle theft2023, 20250.9 · 0.9
Theft from vehicles2023–20251 · 1.3 · 1.2

The counts SSMSI keeps back for Cayeux-sur-Mer, and what the grade uses in their place.

By type

What police and gendarmerie recorded most in 2025

Criminal damage12.5
Theft without violence6.9
Fraud6.5
Family violence3.5
ViolenceBurglary, vehicle theft, damageNot in the gradeMedian of towns its size

Well above the median of towns its size: theft without violence (6.9 per 1,000 against 4) and criminal damage (12.5 per 1,000 against 7.8). None recorded in 2025: armed robbery and robbery without a weapon. Not published for 2025: other physical violence, sexual violence, burglary, vehicle theft, theft from vehicles, theft of vehicle parts, drug use 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 1,000 to 2,500.

Towns its size

Of 760 towns its size, Cayeux-sur-Mer is 249th from the least graded crime

#TownPeopleViolenceHomes, vehiclesSafety
1Charquemont Doubs2,9004.24.9A+
…
26Ailly-sur-Somme Somme3,0031.910A
…
29Saleux Somme2,7392.19.8A
…
121Pont-de-Metz Somme2,4253.610.7A
…
156Ailly-sur-Noye Somme2,6485.89.2A−
…
246Allonnes Maine-et-Loire2,9117.39.4B+
247Auboué Meurthe-et-Moselle2,6507.29.5B+
248Pommeuse Seine-et-Marne3,0493.513.2B+
249Cayeux-sur-Mer Somme2,3162.813.9B+
250Avord Cher2,9095.810.9B+
251Massieux Ain2,8434.612.2B+
252Chilleurs-aux-Bois Loiret2,0845.411.4B+
…
760Roissy-en-France Val-d'Oise2,674120.7203.7D−

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

Lowest rate in the graded categories first, 2023–2025 average, with the closest to Cayeux-sur-Mer and up to four from Somme.

For every 1,000 residents

Crime in Cayeux-sur-Mer per 1,000 residents

ViolenceBurglary, vehicle theft, damageTheft and fraud (not in the grade)
3
recorded violent incidents
14
burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage
10
thefts without violence and frauds
27
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 14 burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage, and 10 thefts without violence and frauds: a year, 2023–2025 average.

Year by year

The recorded rate in the graded categories rose 12% per resident from 2023 to 2025

Violence · per 1,000 residents

20232
20241.9
20254.6

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

202314.7
202413.1
202514
KindIn the grade202320242025
Family violenceViolencen.p.n.p.8
Other physical violenceViolencen.p.n.p.n.p.
Sexual violenceViolencen.p.n.p.n.p.
Armed robberyViolence000
BurglaryBurglary, vehicle theft, damage95n.p.
Vehicle theftBurglary, vehicle theft, damagen.p.5n.p.
Theft from vehiclesBurglary, vehicle theft, damagen.p.n.p.n.p.
Criminal damageBurglary, vehicle theft, damage231929
Theft without violenceNot in the grade131116
Robbery without a weaponNot in the graden.p.00
Theft of vehicle partsNot in the graden.p.n.p.n.p.
FraudNot in the grade8815
Drug useNot in the graden.p.n.p.n.p.
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).

Neighbors

Cayeux-sur-Mer and the towns around it

ABCDNot graded
TownPeopleViolenceHomes, vehiclesSafety
Cayeux-sur-Mer2,3162.813.9B+
Friville-Escarbotin4,30614.718.8D
Mers-les-Bains2,54010.615.4C
Rue2,98710.49.4B
Eu Seine-Maritime6,49915.615.5C−
Le Tréport Seine-Maritime4,37815.514C−
Criel-sur-Mer Seine-Maritime2,5277.915.9C+

Cayeux-sur-Mer’s recorded rate in the graded categories is lower 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 Cayeux-sur-Mer

Is Cayeux-sur-Mer safe?

It has less crime per resident than 73% of compared French towns: an average of 2.8 recorded violent incidents and 13.9 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025. It grades B+ for safety. Among the 760 French towns of 1,600 to 3,100 people, it is 249th from the lowest rate.

Is crime going up in Cayeux-sur-Mer?

The recorded rate in the graded categories rose 12% from 2023 to 2025: 16.6 per 1,000 residents in 2023, 18.6 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 Cayeux-sur-Mer?

Criminal damage: 29 in 2025. Then theft without violence (16), fraud (15) and family violence (8).

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 9, 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.