Each edition grades its towns against each other only.
Home to 772 people, this town lies in Jura, Bourgogne-Franche-Comté.
With fewer than 1,000 residents, Les Trois-Châteaux falls below the line for grades. Second homes make up 16% of its housing. Homes sell for a median €1,641/m².
The 2 things Les Trois-Châteaux does most differently from other towns.
The Culture ministry’s list holds 3 historic monuments in Les Trois-Châteaux; none is classé, France’s top protection.
The oldest protected part dates from the 12th century; the first monument here was protected in 1934.
29% 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 Les Trois-Châteaux.
Over-65s are 28% of the population. 16% are under 15, about level with compared French towns (17%) and above Jura’s towns (14%). Graduates make up 22% of adults.
50% women, 50% men
About an even split. Median share of women: Jura 52.0%, France 51.8%.
| Les Trois-Châteaux | Jura median | France median | |
|---|---|---|---|
| Under 15 | 16% | 14% | 17% |
| 15–24 | 7.8% | 10% | 11% |
| 25–44 | 21% | 21% | 23% |
| 45–64 | 27% | 26% | 26% |
| 65+ | 28% | 27% | 22% |
| No diploma | 18% | 21% | 19% |
| CAP or BEP | 36% | 25% | 26% |
| Baccalauréat | 18% | 18% | 18% |
| Higher education | 22% | 28% | 30% |
INSEE, census 2023 · Jura median and France median: the median of compared communes
France has no History Grade yet: this card describes, it doesn’t grade.
The earliest of these monuments dates from the 12th century. Most of the list is churches, chapels and other religious buildings: 2 of 3.
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
The median disposable income was €27,540 a year per consumption unit, above Jura’s towns (€24,890) and compared French towns (€25,970) alike. Unemployment is 5.9%. Per resident in work, Les Trois-Châteaux counts 0.2 jobs (50 jobs, 350 workers).
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
Primary schools aren’t graded: France doesn’t publish their results by school.
At the lycées within 5 km of Les Trois-Châteaux, 96.0% passed the bac, above both Jura’s towns (93.5%) and compared French towns (92.9%). The nearest general lycée is 15.5 mi away. For collège, the closest is 2.5 mi away.
| School | Level | Candidates | Passed, 2025 |
|---|---|---|---|
| Collège le Grand CèdreNearest collègeCollège | Collège | 89 | 87%−4 pts |
| Lycée professionnel Ferdinand FillodNearest lycéeVocational lycée | Vocational lycée | 26 | 96%+11 pts |
Ministry of Education (DEPP) · brevet and bac 2025, value added (IVAC, IVAL) · Licence Ouverte
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
Les Trois-Châteaux recorded 31 home sales from July 2023 to June 2026. House rents are put at about €7.95/m² a month.
| By type | Median per m² | Sales |
|---|---|---|
| Houses | €1,641/m² | 31 |
Source: DGFiP, DVF property sales (Etalab geolocated); Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
Heritage and museums in and near Les Trois-Châteaux. Best known first.
The list names few of Les Trois-Châteaux’s 3 monuments; beside them, the nearest classé monuments in other towns, within 15.5 mi.
Wikidata places 1 person here, but the articles don’t both confirm Les Trois-Châteaux as the birthplace, so nobody is listed.
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 |
|---|---|---|---|---|---|---|
| Les Trois-Châteaux | 772 | — | — | — | — | — |
| Saint-Étienne-du-Bois Ain | 2,584 | 9.9 | — | B | — | A+ |
| Montrevel-en-Bresse Ain | 2,743 | 13 | B− | C+ | B | B− |
| Attignat Ain | 3,409 | 13 | — | B− | — | A |
| Viriat Ain | 7,102 | 14 | B+ | C+ | C+ | C+ |
| Louhans-Châteaurenaud Saône-et-Loire | 6,446 | 16 | B | A− | C− | C+ |
| Polliat Ain | 2,741 | 16 | — | B | — | A+ |
People: INSEE, census 2023. Miles: center to center.
Commune in Jura, Bourgogne-Franche-Comté
Les Trois-Châteaux is a commune of 772 people in the Communauté de communes Porte du Jura. 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 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.