Police record less crime here than in most towns: an average of 6.5 recorded violent incidents and 7.7 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025. Few residents are of retirement age: 8% are 65 or over. Homes sell for a median €1,991/m².
Figures: recorded crime, SSMSI (Ministry of the Interior) · employment, INSEE census 2023. Montsinéry-Tonnegrande has no overall grade because cost of living, schools and walkability aren’t graded here.
Hazard risk isn’t graded in France yet: national flood maps cover only some areas.
Each subject compares Montsinéry-Tonnegrande with other French towns of 2,500 or more, ordered by how far its rank is from the middle. American and UK towns are graded separately.
Église du bourg de Montsinery: Photo: Topobaloo · CC BY-SA 3.0
The data
Data highlights are ordered by what stands out in Montsinéry-Tonnegrande.
Who lives here
Children make up 31% of Montsinéry-Tonnegrande, above compared French towns
32.2median age
Degrees are held by 23% of adults, below compared French towns (30%). The 65-and-over age group makes up 8.2% of residents. Young adults of 15 to 24 account for just over a tenth of the town.
Montsinéry-TonnegrandeFrance median
Ages · share of residents
11%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma28%
CAP or BEP24%
Baccalauréat19%
Higher education23%
Women and men · all residents
52% women, 48% men
WomenFrance medianMen
About 94 men for every 100 women. Median share of women: France 51.8%.
INSEE, census 2023 · France median: the median of compared communes (French Guiana has none of its own)
Safety
Recorded crime per resident is lower in Montsinéry-Tonnegrande than in 85% of compared French towns
6.5recorded violent incidents per 1,000 residents a yearASafety Grade
2025 saw 45 offenses recorded in Montsinéry-Tonnegrande. Among the graded crimes locally, the most frequent was other physical violence (2025).
Recorded by type · 2025
Other physical violence15
Criminal damage12
Family violence10
Burglary8
Theft without violence11
Not in the gradeTheft without violence, drug use and fraud 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.
6.5
recorded violent incidents per 1,000 residents a year, 2023–2025 average
7.7
recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025 average
45
offenses recorded in the graded categories in 2025
18.1%
of the index rests on the département’s average, used where small counts aren’t published
Source: SSMSI (Interior Ministry), recorded crime by commune, 2023–2025 · Licence Ouverte · Small counts of sexual violence, armed robbery, vehicle theft and theft from vehicles go unpublished (five or fewer in at least one of the last three years); the département’s average stands in, 18.1% of the index here. As that share tops 10%, this Safety Grade carries more doubt than most. The count covers the offense categories the Safety Grade uses.
History
Montsinéry-Tonnegrande: 2 historic monuments, none of them classé
2historic monuments
France has no History Grade yet: this card describes, it doesn’t grade.
The Culture ministry’s list holds 2 historic monuments in Montsinéry-Tonnegrande; none is classé, France’s top protection. 0% of its homes were built before 1919, against 7.4% in the median compared French town.
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
HealthHealth B−
Allowing for age and care homes, deaths in Montsinéry-Tonnegrande run lower than in 53% of compared French towns
−13%deaths against expected, after care homesB−Health Grade
Care access and life expectancy are shown for context, not graded.
From 2016 to 2025, 110 residents of Montsinéry-Tonnegrande died, against 127 expected from France’s death rates at each age: 13% fewer. The nearest emergency department to Montsinéry-Tonnegrande is Site de Cayenne, 11.9 mi away. Life expectancy at birth in French Guiana is 82.2 years for women and 77.1 for men (2025), against 85.9 and 80.3 across France.
Deaths per 100 expected · 2016–2025
Raw87
Adjusted87
Median town88
Expected100
0
GPs in Montsinéry-Tonnegrande · 0.6 GP consultations a year per resident within reach (APL)
11.9 mi
to the nearest emergency department, Site de Cayenne
12 mi
to the nearest maternity unit, Site de Cayenne
82.2 · 77.1
years of life expectancy at birth, women · men, French Guiana, 2025 (provisional) · France 85.9 · 80.3
More people in Montsinéry-Tonnegrande are out of work than in compared French towns: 22.5%
7%walk, cycle or take transit
7.0% of commuters went to work on foot, by bike or by public transport at the census. At the census, 5.3% of working residents in Montsinéry-Tonnegrande didn’t travel to work at all.
How working residents got to work · census 2023
Driving82%
Motorbike or scooter6%
On foot5%
Public transport1%
Bicycle1%
500
jobs based in Montsinéry-Tonnegrande, 0.5 per working resident
22.5%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
Montsinéry-Tonnegrande is a commune of 3,626 people in the Communauté d'agglomération du Centre Littoral. TownRatings compares communes, France’s local unit: each has its own mayor and its own statistics. Its area takes in the town and the countryside around it.
Built from INSEE’s 2026 official geography (COG) and IGN Admin Express boundaries
Population
3,626 (INSEE, census 2023)
Intercommunality
Communauté d'agglomération du Centre Littoral
Département
French Guiana (973)
Area
241.8 sq mi (626.3 km²)
INSEE code
97313
Montsinéry-Tonnegrande’s neighbors
The nearest towns of 2,500 or more. The map uses IGN’s commune boundaries. See them on the map →
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.
