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DSafety Grade
Safety in Les Trois-Îlets · SSMSI, 2023–2025

Per resident, Les Trois-Îlets records more crime than 93% of compared French towns

Drug use: police and gendarmerie recorded 41 in Les Trois-Îlets in 2025, 6.3 per 1,000 residents against 1.2 in a typical town its size. In a usual year, 17.6 violent crimes and 19.5 incidents of burglary, vehicle theft and damage are logged per 1,000 inhabitants. The grade is D, built on offenses police and gendarmerie recorded in the town from 2023 to 2025: #23 of 25 in Martinique. The crimes the grade counts fell 18% per resident from 2023 to 2025.

Violence
17.6
recorded per 1,000 residents a year · in the grade
Burglary, vehicle theft, damage
19.5
burglaries, vehicle thefts, thefts from vehicles, criminal damage · in the grade
Theft and fraud
16.4
theft without violence, fraud, per 1,000 residents a year · Not in the grade
Drug use
4.7
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 Les Trois-Îlets

Vehicle theft fell sharply

Police and gendarmerie recorded 35 cases of vehicle theft in Les Trois-Îlets in 2023 and 22 in 2025. Small counts swing from year to year; the grade averages the three years. Year by year ↓

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

Safety Grade

Les Trois-Îlets: D for safety, and why

Violence: physical, sexual, armed robbery (17.6 per 1,000 residents a year, 2023–2025 average)Lower rate than in 3% of compared French towns
Burglary, vehicle theft and damage (19.5 per 1,000 residents a year, 2023–2025 average)Lower rate than in 20% of compared French towns
DD

A firm grade. Built on 722 offenses recorded in the graded categories over three years; with a town of 6,507, a few cases more or fewer would not change the grade: 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, 0.4% 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

Theft without violence10
Criminal damage9.2
Other physical violence7.1
Family violence6.8
Drug use6.3
Fraud5.1
Vehicle theft3.4
Sexual violence2.5
Theft of vehicle parts1.4
Theft from vehicles1.1
Burglary0.8
ViolenceBurglary, vehicle theft, damageNot in the gradeMedian of towns its size

Well above the median of towns its size: drug use (6.3 per 1,000 against 1.2), vehicle theft (3.4 per 1,000 against 0.7) and other physical violence (7.1 per 1,000 against 1.9). Not published for 2025: armed robbery, robbery without a weapon 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 2,500 to 10,000.

Towns its size

Of 1,237 towns its size, Les Trois-Îlets is 1,171st from the least graded crime

#TownPeopleViolenceHomes, vehiclesSafety
1Mouguerre Pyrénées-Atlantiques5,4280.85.5A+
…
708Le Lorrain Martinique6,56615.26.7B−
…
812Le Vauclin Martinique8,48311.711.7C+
…
860Le Diamant Martinique6,16110.514C+
…
868Le Marin Martinique8,48614.210.4C+
…
1168Louvroil Nord6,2941719.8D
1169Lodève Hérault7,25118.318.5D
1170Port-Saint-Louis-du-Rhône Bouches-du-Rhône8,57310.526.4D
1171Les Trois-Îlets Martinique6,50717.619.5D
1172Roques Haute-Garonne5,43611.325.9D
1173Argenton-sur-Creuse Indre4,78615.222.1D
1174Chasseneuil-du-Poitou Vienne4,74314.223.2D
…
1237Rungis Val-de-Marne5,61119.344.6D−

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

Lowest rate in the graded categories first, 2023–2025 average, with the closest to Les Trois-Îlets and up to four from Martinique.

Year by year

Les Trois-Îlets, year by year

Violence · per 1,000 residents

202317.1
202419.1
202516.8

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

202321.1
202423.1
202514.4
KindIn the grade202320242025
Family violenceViolence555144
Other physical violenceViolence374946
Sexual violenceViolence141616
Armed robberyViolence58n.p.
BurglaryBurglary, vehicle theft, damage19325
Vehicle theftBurglary, vehicle theft, damage355122
Theft from vehiclesBurglary, vehicle theft, damage977
Criminal damageBurglary, vehicle theft, damage746060
Theft without violenceNot in the grade767265
Robbery without a weaponNot in the grade125n.p.
Theft of vehicle partsNot in the graden.p.119
FraudNot in the grade304533
Drug useNot in the grade292141
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).

For every 1,000 residents

Crime in Les Trois-Îlets per 1,000 residents

ViolenceBurglary, vehicle theft, damageTheft and fraud (not in the grade)
18
recorded violent incidents
20
burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage
16
thefts without violence and frauds
54
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 20 burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage, and 16 thefts without violence and frauds: a year, 2023–2025 average.

What isn’t published

1 kind of crime isn’t published for Les Trois-Îlets

Share of the index resting on Martinique averages0.4% · 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 Martinique communes whose count is hidden. That average stands in for Les Trois-Îlets’ hidden cells, never a zero; here it is 0.4% of the index, so the grade rests on Les Trois-Îlets’ own figures.

Hidden for Les Trois-ÎletsYearsMartinique average
Armed robbery20253.2

The counts SSMSI keeps back for Les Trois-Îlets, and what the grade uses in their place.

Neighbors

Les Trois-Îlets and the towns around it

ABCDNot graded
TownPeopleViolenceHomes, vehiclesSafety
Les Trois-Îlets6,50717.619.5D
Les Anses-d'Arlet3,9128.77.4A−
Le Diamant6,16110.514C+
Rivière-Salée11,82915.713.3C−
Fort-de-France75,50615.821.4D
Ducos18,10514.413C
Schœlcher19,47811.811.8C+

5 of its 6 graded neighbors have a lower recorded rate in the graded categories than Les Trois-Îlets.

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 Les Trois-Îlets

Is Les Trois-Îlets safe?

It has more crime per resident than 93% of compared French towns: an average of 17.6 recorded violent incidents and 19.5 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, #23 of 25 in Martinique.

Is crime going up in Les Trois-Îlets?

The recorded rate in the graded categories fell 18% from 2023 to 2025: 38.1 per 1,000 residents in 2023, 31.2 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 Les Trois-Îlets?

Theft without violence: 65 in 2025, shown for information, not in the grade. Then criminal damage (60), other physical violence (46) and family violence (44).

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.