Each edition grades its towns against each other only.
A town of 2,756 in French Guiana.
Sinnamary has no overall grade because cost of living, schools and walkability aren’t graded here. Its weakest subject is health (D−): after allowing for care homes, deaths from 2016 to 2025 were 41% above expected, against 12% below for the median of compared French towns.
Hazard risk isn’t graded in France yet: national flood maps cover only some areas.
The one thing Sinnamary does most differently from other towns.
Each subject compares Sinnamary 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.
Sinnamary has no overall grade because cost of living, schools and walkability aren’t graded here.
How TownRatings grades French towns →
The Culture ministry lists no building in Sinnamary as a monument historique. That’s true of 25% of compared French towns too.
1.1% of its homes were built before 1919, against 7.4% in the median compared French town.
Explore the history →Data highlights are ordered by what stands out in Sinnamary.
Young adults of 15 to 24 are 15% of residents, higher than compared French towns (11%). 11% of residents have reached 65. Degrees are held by just over one in ten adults.
52% women, 48% men
About 91 men for every 100 women. Median share of women: France 51.8%.
| Sinnamary | France median | |
|---|---|---|
| Under 15 | 29% | 17% |
| 15–24 | 15% | 11% |
| 25–44 | 21% | 23% |
| 45–64 | 23% | 26% |
| 65+ | 11% | 22% |
| No diploma | 42% | 19% |
| CAP or BEP | 23% | 26% |
| Baccalauréat | 16% | 18% |
| Higher education | 12% | 30% |
INSEE, census 2023 · France median: the median of compared communes (French Guiana has none of its own)
Care access and life expectancy are shown for context, not graded.
France’s death rates at each age would predict 128 deaths in Sinnamary from 2016 to 2025; there were 180, 41% more. The nearest emergency department to Sinnamary is Site de Kourou, 26.1 mi away. Life expectancy in French Guiana: 82.2 years for women and 77.1 for men (2025); France averages 85.9 and 80.3.
Source: INSEE, deaths by commune of residence 2016–2025 and censuses; Eurostat, death rates by age (© European Union); INSEE, BPE 2025; DREES, APL 2024; INSEE, life expectancy by département 2025 · Licence Ouverte · The care-home figures behind this are our own model (TownRatings), not official statistics.
2025 saw 89 offenses recorded in Sinnamary. Each year (2023–2025 average), violence against people came to 21 per 1,000 residents and the graded property crimes to 9.2. The commonest graded crime locally was other physical violence (2025).
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.
Source: SSMSI (Interior Ministry), recorded crime by commune, 2023–2025 · Licence Ouverte · When armed robbery, vehicle theft and theft from vehicles number five or fewer in a recent year, the figure is withheld, and the index uses the département’s average instead (9.6% of the index here). The count covers the offense categories the Safety Grade uses.
At the census, 27.6% of commuters got to work without a car. Sinnamary has 750 jobs for 850 working residents, 0.9 per worker.
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
Houses made up 54% of the homes sold; apartments the rest. Renting a house costs an estimated €13.05/m² a month.
Source: Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
Other places to visit and museums in and near Sinnamary. Best known first.
Nothing in Sinnamary is on the monuments historiques list. These are the nearest classé monuments, within 15.5 mi.
2 notable people were born in Sinnamary.
Jean-Claude Darcheville: Liondartois, CC BY-SA 4.0 · Jean-Victor Castor: TrisHR, CC BY 4.0
It grades C− for safety, #9 of 13 in French Guiana. In 2025 police and gendarmerie recorded 16 burglaries and 11 acts of criminal damage.
Commune in French Guiana
Sinnamary is a commune of 2,756 people in the Communauté de communes des Savanes. 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
Sources: INSEE, census 2023 (population, employment, commuting) · INSEE, Filosofi 2023 (income per consumption unit, poverty) · Housing Ministry, Carte des loyers 2025 · SSMSI, recorded crime by commune, 2023–2025 · Ministry of Education (DEPP), brevet and bac results and value-added indicators, 2025 · INSEE, deaths by commune of residence 2016–2025 and censuses 2012–2023; Eurostat, death rates by age (© European Union); INSEE, BPE 2025 (care homes, emergency and maternity units, GPs, pharmacies); DREES, APL 2024; INSEE, life expectancy by département 2025 (provisional) · INSEE, BPE 2025 and Filosofi 200 m grid (walking distances) · IGN Admin Express (boundaries) · TownRatings grades: our own summary of the data, ranking French towns against each other only, updated October 30, 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.
