Each edition grades its towns against each other only.
A town of 2,288 in Ain, Auvergne-Rhône-Alpes.
Sergy has subject grades but no overall grade: French towns get one from 2,500 residents. Its weakest subject is cost of living (D): at the median price, a 70 m² home costs 8.3 times the median annual income per consumption unit in the intercommunality. Its strongest is health (A+): after allowing for care homes, deaths from 2016 to 2025 were 36% below 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 3 things Sergy does most differently from other towns.
Each subject compares Sergy 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.
How TownRatings grades French towns →
The Culture ministry lists no building in Sergy as a monument historique. That’s true of 25% of compared French towns too.
The nearest classé monument is Château de Voltaire, in Ferney-Voltaire, 5 mi away.
Explore the history →Other places to visit, family days out and heritage in and near Sergy. Best known first.
Data highlights are ordered by what stands out in Sergy.
Care access and life expectancy are shown for context, not graded.
Sergy sits below both Ain’s towns (82) and compared French towns (88) on this measure. From 2016 to 2025, 73 residents of Sergy died, against 114 expected from France’s death rates at each age: 36% fewer. The care-home adjustment is a TownRatings modeling step, not an official statistic.
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
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
That puts Sergy above both Ain’s towns (€12.27/m²) and compared French towns (€12.41/m²). The median price, €5,027/m², comes from 69 sales of houses and apartments in Sergy from July 2023 to June 2026.
| By type | Median per m² | Sales |
|---|---|---|
| Houses | €5,419/m² | 42 |
Source: DGFiP, DVF property sales (Etalab geolocated); Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
On this, Sergy is above both Ain’s towns (32%) and compared French towns (30%). Children are 23% of the town.
50% women, 50% men
About an even split. Median share of women: Ain 51.0%, France 51.8%.
| Sergy | Ain median | France median | |
|---|---|---|---|
| Under 15 | 23% | 20% | 17% |
| 15–24 | 9.4% | 11% | 11% |
| 25–44 | 26% | 24% | 23% |
| 45–64 | 27% | 26% | 26% |
| 65+ | 14% | 19% | 22% |
| No diploma | 10% | 17% | 19% |
| CAP or BEP | 20% | 26% | 26% |
| Baccalauréat | 17% | 18% | 18% |
| Higher education | 49% | 32% | 30% |
INSEE, census 2023 · Ain median and France median: the median of compared communes
In the comparison, Sergy comes above both Ain’s towns (€27,670) and compared French towns (€25,970). Sergy has 100 jobs for 1,050 working residents, 0.1 per worker.
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
Nothing in Sergy is on the monuments historiques list. These are the nearest classé monuments, within 15.5 mi.
Wikidata has nobody with a French article born in Sergy yet.
The nearest towns of 2,500 or more. The map uses IGN’s commune boundaries. See them on the map →
| Town | People | Miles | Overall | Cost | Safety | Health |
|---|---|---|---|---|---|---|
| Sergy | 2,288 | — | — | D | — | A+ |
| Saint-Genis-Pouilly | 14,432 | 1.4 | A | C− | B | A+ |
| Thoiry | 6,569 | 1.5 | A− | D | B | A+ |
| Prévessin-Moëns | 9,153 | 3.8 | B | D | B− | A+ |
| Ségny | 2,941 | 4.6 | — | C− | — | A+ |
| Ornex | 5,082 | 4.8 | B− | D | B− | A+ |
| Ferney-Voltaire | 12,094 | 5.3 | B− | D | C | A+ |
People: INSEE, census 2023. Miles: center to center.
Sergy has no Safety Grade: over a quarter of its index would rest on the département’s average. Recorded figures: an average of 2.9 recorded violent incidents and 7.6 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025.
Homes cost more than in most compared French towns: the median sale price from July 2023 to June 2026 was €5,027/m², against €2,430/m² for the median of compared French towns. Incomes are higher than in most compared French towns, so Sergy grades D for cost of living.
Commune in Ain, Auvergne-Rhône-Alpes
Sergy is a commune of 2,288 people in the Communauté d'agglomération du Pays de Gex. 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) · DGFiP, DVF property sales, July 2023 to June 2026 · 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.