Each edition grades its towns against each other only.
Over-65s are 31% of the population. It is a town of 1,451 residents in Manche, Normandy.
The local economy does well: 1.1 jobs per working resident; 2.2% unemployment. Health is a strength (A): after allowing for care homes, deaths from 2016 to 2025 were 33% below expected, against 12% below for the median of compared French towns. It is hard to get around without a car (C−): nearly a quarter of residents live within 800 m of a bakery, and 6% of working residents walk, cycle or take public transport to work. At €2,321/m², the median price, 70 m² costs 6.6 times the median annual income per consumption unit in the Communauté d'agglomération Mont-Saint-Michel-Normandie.
Figures: employment and commuting, INSEE census 2023 · deaths, INSEE (by commune of residence, 2016–2025) · amenities, INSEE BPE 2025 · prices, DVF · income per consumption unit (an income adjusted for household size), INSEE Filosofi. Saint-Senier-sous-Avranches 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.
The one thing Saint-Senier-sous-Avranches does most differently from other towns.
Each subject compares Saint-Senier-sous-Avranches 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.
Saint-Senier-sous-Avranches has subject grades but no overall grade: French towns get one from 2,500 residents.
How TownRatings grades French towns →
The Culture ministry lists no building in Saint-Senier-sous-Avranches as a monument historique. That’s true of 25% of compared French towns too.
The nearest classé monument is Ancienne abbaye de Montmorel, in Poilley, 6.2 mi away.
Explore the history →Data highlights are ordered by what stands out in Saint-Senier-sous-Avranches.
Care access and life expectancy are shown for context, not graded.
Life expectancy at birth in Manche is 85.5 years for women and 79 for men (2025), against 85.9 and 80.3 across France. France’s death rates at each age would predict 153 deaths in Saint-Senier-sous-Avranches from 2016 to 2025; there were 103, 33% fewer. The nearest emergency department to Saint-Senier-sous-Avranches is Hopitaux du Sud Manche site Avranches, 1.1 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 · Care-home places are adjusted for by TownRatings, using a model rather than an official statistic.
Primary schools aren’t graded: France doesn’t publish their results by school.
The bac pass rate near Saint-Senier-sous-Avranches is 97.4%, higher than both Manche’s towns (94.3%) and compared French towns (92.9%). The town’s pupils have a collège 0.9 mi away.
| School | Level | Candidates | Passed, 2025 |
|---|---|---|---|
| Collège la ChaussonnièreNearest collègeCollège | Collège | 63 | 89%+2 pts |
| Lycée Émile LittréNearest lycéeGeneral lycée | General lycée | 336 | 97%±0 pts |
| Lycée professionnel Notre-Dame de la Providence PrivateBest against expectations: 5 points above the expected rateVocational lycée | Vocational lycée | 26 | 96%+5 pts |
Ministry of Education (DEPP) · brevet and bac 2025, value added (IVAC, IVAL) · Licence Ouverte
5.6% of commuters walked, cycled or took the bus or train at the census, below Manche’s towns (9.6%) and compared French towns (13.4%) alike. After tax and benefits, the median income is €28,630 a year per consumption unit.
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
30% of adults hold a degree. People 65 and over make up 31% of the town, above Manche’s towns (29%) and compared French towns (22%) alike. Children under 15 count for 16% of the people here.
52% women, 48% men
About 93 men for every 100 women. Median share of women: Manche 52.0%, France 51.8%. Women live longer than men, so towns with many older residents have more women.
| Saint-Senier-sous-Avranches | Manche median | France median | |
|---|---|---|---|
| Under 15 | 16% | 13% | 17% |
| 15–24 | 7.9% | 9.3% | 11% |
| 25–44 | 17% | 20% | 23% |
| 45–64 | 29% | 26% | 26% |
| 65+ | 31% | 29% | 22% |
| No diploma | 19% | 24% | 19% |
| CAP or BEP | 30% | 29% | 26% |
| Baccalauréat | 17% | 17% | 18% |
| Higher education | 30% | 22% | 30% |
INSEE, census 2023 · Manche median and France median: the median of compared communes
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
Behind the median of €2,321/m²: 42 houses and apartments sold in Saint-Senier-sous-Avranches between July 2023 and June 2026. The estimated advertised rent is €9.98/m² a month, close to Manche’s towns (€9.90/m²) and below compared French towns (€12.41/m²). A house rents for an estimated €7.22/m² a month.
| By type | Median per m² | Sales |
|---|---|---|
| Houses | €2,321/m² | 42 |
Source: DGFiP, DVF property sales (Etalab geolocated); Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
Heritage and museums in and near Saint-Senier-sous-Avranches. Best known first.
MuseumMusée d'art et d'histoire d'Avranches2.3 km west, in Avranches
Monastery or conventAbbaye Sainte-Anne de Moutons2.6 km west, in AvranchesChâteauChâteauChâteau d'Avranches2.2 km west, in AvranchesFortFortFortifications d'Avranches2.2 km west, in AvranchesMuseumMuseumLe Scriptorial, musée des manuscrits du Mont-Saint-Michel2.2 km west, in AvranchesPhotos from Wikimedia Commons, each under its own licence (our copy, resized).
Nothing in Saint-Senier-sous-Avranches 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 Saint-Senier-sous-Avranches 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 |
|---|---|---|---|---|---|---|
| Saint-Senier-sous-Avranches | 1,451 | — | — | B− | — | A |
| Avranches | 10,143 | 1 | B | C+ | D | B+ |
| Ducey-Les Chéris | 2,784 | 5.1 | A+ | B+ | A+ | C+ |
| Sartilly-Baie-Bocage | 2,778 | 7.2 | — | C+ | — | A− |
| Isigny-le-Buat | 3,183 | 8.3 | — | A+ | — | C+ |
| Saint-James | 5,018 | 11 | A− | A | A− | B− |
| Villedieu-les-Poêles-Rouffigny | 3,903 | 11 | B− | A− | B | C− |
People: INSEE, census 2023. Miles: center to center.
Saint-Senier-sous-Avranches has no Safety Grade: over a quarter of its index would rest on the département’s average. Recorded figures: an average of 2.8 recorded violent incidents and 4.2 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025.
They grade A−, better than 79% of compared French towns. Primary schools aren’t graded: France doesn’t publish their results by school.
Prices are close to the median of compared French towns: the median sale price from July 2023 to June 2026 was €2,321/m², against €2,430/m² for the median of compared French towns. Incomes are higher than in most compared French towns, so Saint-Senier-sous-Avranches grades B− for cost of living.
Commune in Manche, Normandy
Saint-Senier-sous-Avranches is a commune of 1,451 people in the Communauté d'agglomération Mont-Saint-Michel-Normandie. 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 4, 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.