Each edition grades its towns against each other only.
A town of 8,609 in Isère, Auvergne-Rhône-Alpes.
Crolles grades A− overall: better than 78% of compared French towns, and #23 of 96 in Isère. Its weakest subject is cost of living (C−): at the median price, a 70 m² home costs 8.2 times the median annual income per consumption unit in the intercommunality. Its strongest is jobs & income (A+): 2.8 jobs per working resident; 7.3% unemployment.
Hazard risk isn’t graded in France yet: national flood maps cover only some areas. The overall grade uses the other six subjects.
The 3 things Crolles does most differently from other towns.
Each subject compares Crolles 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 2 historic monuments in Crolles, none of them classé, France’s highest protection.
The oldest protected part dates from the 15th century; the first monument here was protected in 1965.
Data highlights are ordered by what stands out in Crolles.
Crolles sits above both Isère’s towns (€27,110) and compared French towns (€25,970) on this measure. At the census, 22.9% of commuters walked, cycled or took the bus or train.
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
Care access and life expectancy are shown for context, not graded.
That puts Crolles below both Isère’s towns (84) and compared French towns (88). From 2016 to 2025, 469 residents of Crolles died, against 634 expected from France’s death rates at each age: 26% 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
Primary schools aren’t graded: France doesn’t publish their results by school.
Near Crolles, 99.0% of lycée candidates passed the bac, above both Isère’s towns (93.7%) and compared French towns (92.9%).
| School | Level | Candidates | Passed, 2025 |
|---|---|---|---|
| Collège Simone de BeauvoirNearest collègeCollège | Collège | 125 | 94%±0 pts |
| Lycée général et technologique Marie ReynoardNearest lycéeGeneral lycée | General lycée | 277 | 99%+1 pt |
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.
On this, Crolles is above both Isère’s towns (€2,716/m²) and compared French towns (€2,430/m²). Houses in Crolles sell for €3,786/m² and apartments for €3,511/m².
| By type | Median per m² | Sales |
|---|---|---|
| Houses | €3,786/m² | 127 |
| Apartments | €3,511/m² | 106 |
Source: DGFiP, DVF property sales (Etalab geolocated); Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
Police and gendarmerie recorded 255 offenses in the graded categories in Crolles in 2025. Violence against people ran at 6.6 per 1,000 residents a year and the graded property crimes at 22.8 (2023–2025 average). 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, 0.6% of the index here.
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
France has no History Grade yet: this card describes, it doesn’t grade.
The Culture ministry lists 2 historic monuments in Crolles, none of them classé, France’s highest protection.
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
In the comparison, Crolles comes above both Isère’s towns (33%) and compared French towns (30%).
51% women, 49% men
About 96 men for every 100 women. Median share of women: Isère 51.3%, France 51.8%.
| Crolles | Isère median | France median | |
|---|---|---|---|
| Under 15 | 18% | 18% | 17% |
| 15–24 | 11% | 11% | 11% |
| 25–44 | 20% | 23% | 23% |
| 45–64 | 30% | 26% | 26% |
| 65+ | 21% | 21% | 22% |
| No diploma | 11% | 19% | 19% |
| CAP or BEP | 17% | 24% | 26% |
| Baccalauréat | 14% | 18% | 18% |
| Higher education | 53% | 33% | 30% |
INSEE, census 2023 · Isère median and France median: the median of compared communes
Heritage and other places to visit in and near Crolles. Best known first.
The list names few of Crolles’ 2 monuments; beside them, the nearest classé monuments in other towns, within 15.5 mi.
Abbaye des Ayes (ancienne): Photo: DoucF · CC BY-SA 4.0
Wikidata has nobody with a French article born in Crolles 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 |
|---|---|---|---|---|---|---|
| Crolles | 8,609 | — | A− | C− | C− | A− |
| Bernin | 3,334 | 1.2 | A | C− | B | A |
| Froges | 3,285 | 2.2 | — | C+ | — | B+ |
| Saint-Nazaire-les-Eymes | 3,016 | 2.5 | A | C− | A− | A |
| Villard-Bonnot | 7,509 | 2.7 | A− | B− | B− | C+ |
| Saint-Ismier | 7,165 | 3.3 | A− | D | B− | A |
| Le Versoud | 4,900 | 4.5 | A+ | C | A | A |
People: INSEE, census 2023. Miles: center to center.
It grades C− for safety, #63 of 96 in Isère. In 2025 police and gendarmerie recorded 40 burglaries and 82 acts of criminal damage.
They grade A−, better than 83% of compared French towns and #14 of 102 in Isère. The lycée stands out: 99% of 277 candidates passed the bac at Lycée général et technologique Marie Reynoard in 2025, a point above the expected rate given its pupils’ backgrounds. Primary schools aren’t graded: France doesn’t publish their results by school.
Estimated advertised apartment rents are €15.43/m² a month, charges included. Incomes are higher than in most compared French towns, so Crolles grades C− for cost of living.
Commune in Isère, Auvergne-Rhône-Alpes
Crolles is a commune of 8,609 people in the Communauté de communes Le Grésivaudan. 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.