Each edition grades its towns against each other only.
Few residents are of retirement age: 12% are 65 or over. This town in Loire-Atlantique, Pays de la Loire has a population of 1,828.
Residents are healthier than most: after allowing for care homes, deaths from 2016 to 2025 were 23% below expected, against 12% below for the median of compared French towns. It is hard to get around without a car: nearly half of residents live within 800 m of a bakery, and 4% of working residents walk, cycle or take public transport to work. Incomes are on the low side: 0.3 jobs per working resident; 6.5% unemployment. A 70 m² home at the median €2,100/m² costs 5.9 times the median annual income per consumption unit in the Communauté de communes de Nozay.
Figures: deaths, INSEE (by commune of residence, 2016–2025) · amenities, INSEE BPE 2025 · commuting and employment, INSEE census 2023 · prices, DVF · income per consumption unit (an income adjusted for household size), INSEE Filosofi. La Grigonnais has subject grades but no overall grade: French towns get one from 2,500 residents.
Hazard risk isn’t graded in France yet: national flood maps cover only some areas.
Each subject compares La Grigonnais 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.
La Grigonnais has subject grades but no overall grade: French towns get one from 2,500 residents.
How TownRatings grades French towns →
The one thing La Grigonnais does most differently from other towns.
The Culture ministry lists no building in La Grigonnais as a monument historique. That’s true of 25% of compared French towns too.
The nearest classé monument is Menhir dit La Pierre qui tourne, in Vay, 1.7 mi away.
14% of its homes were built before 1919, against 7.4% in the median compared French town.
Explore the history →Nothing in La Grigonnais is on the monuments historiques list. These are the nearest classé monuments, within 15.5 mi.
Data highlights are ordered by what stands out in La Grigonnais.
People 65 and over make up just over a tenth of the town. Line up the people of La Grigonnais by age and the one in the middle is 37.1. Degrees are held by 32% of adults, lower than Loire-Atlantique’s towns (34%) yet higher than compared French towns (30%).
49% women, 51% men
About an even split. Median share of women: Loire-Atlantique 51.0%, France 51.8%.
| La Grigonnais | Loire-Atlantique median | France median | |
|---|---|---|---|
| Under 15 | 24% | 19% | 17% |
| 15–24 | 11% | 11% | 11% |
| 25–44 | 29% | 24% | 23% |
| 45–64 | 25% | 26% | 26% |
| 65+ | 12% | 19% | 22% |
| No diploma | 11% | 14% | 19% |
| CAP or BEP | 28% | 28% | 26% |
| Baccalauréat | 25% | 19% | 18% |
| Higher education | 32% | 34% | 30% |
INSEE, census 2023 · Loire-Atlantique median and France median: the median of compared communes
Households’ median disposable income: €25,070 a year per consumption unit. At the census, 4.4% went to work on foot, by bike or by public transport, below Loire-Atlantique’s towns (10.3%) and compared French towns (13.4%) alike. The jobless rate is 6.5%.
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.
Average lifespans in Loire-Atlantique: 86.2 years for women, 80.3 for men (2025), against 85.9 and 80.3 nationally. From 2016 to 2025, 65 residents of La Grigonnais died, against 84 expected from France’s death rates at each age: 23% fewer. The nearest emergency department to La Grigonnais is Centre hospitalier Chateaubriant, 19.5 mi away.
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 · This figure includes a care-home adjustment that TownRatings models; no official statistic exists. A less sure grade: it could be anywhere from C to A+.
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
47 sales of houses and apartments in La Grigonnais, from July 2023 to June 2026, give the median of €2,100/m². Renting a house costs an estimated €9.35/m² a month. The sales split: 89% houses, the rest apartments.
| By type | Median per m² | Sales |
|---|---|---|
| Houses | €2,148/m² | 42 |
Source: DGFiP, DVF property sales (Etalab geolocated); Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
Wikidata has nobody with a French article born in La Grigonnais yet.
Commune in Loire-Atlantique, Pays de la Loire
La Grigonnais is a commune of 1,828 people in the Communauté de communes de Nozay. 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
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 |
|---|---|---|---|---|---|---|
| La Grigonnais | 1,828 | — | — | C+ | — | A− |
| Nozay | 4,292 | 4.1 | B+ | B− | B | C− |
| Saffré | 4,115 | 4.6 | — | C+ | — | C− |
| Blain | 10,376 | 5.6 | B+ | C+ | B− | B− |
| Héric | 6,585 | 7.3 | B+ | B | B+ | B− |
| Nort-sur-Erdre | 9,570 | 9.6 | A− | B− | B− | B− |
| Derval | 3,601 | 9.9 | B− | B− | B− | C |
People: INSEE, census 2023. Miles: center to center.
La Grigonnais has no Safety Grade: over a quarter of its index would rest on the département’s average. Recorded figures: an average of 6.2 recorded violent incidents and 8.7 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025.
Homes cost less than in most compared French towns: the median sale price from July 2023 to June 2026 was €2,100/m², against €2,430/m² for the median of compared French towns. Incomes are lower than in most compared French towns too, so La Grigonnais grades C+ for cost of living.
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.