Montmartin-sur-Mer’s best grade is for jobs & income — 0.9 jobs per working resident; 9.2% unemployment. At the median price of €2,379/m², a 70 m² home costs 6.6 times the median annual income per consumption unit in the Communauté de communes Coutances Mer et Bocage. The weak point is schools: brevet results 12 points below the expected rate. It lags on health as well: after allowing for care homes, deaths from 2016 to 2025 were 7% below expected, against 12% below for the median of compared French towns.
Figures: employment, INSEE census 2023 · brevet and bac results, Ministry of Education · prices, DVF · income per consumption unit (an income adjusted for household size), INSEE Filosofi · deaths, INSEE (by commune of residence, 2016–2025). Montmartin-sur-Mer 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 Montmartin-sur-Mer 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.
Ministry of Education (DEPP) · brevet and bac 2025, value added (IVAC, IVAL) · Licence Ouverte
Who lives here
Older residents shape Montmartin-sur-Mer: 38% are 65 or over, above Manche’s towns and compared French towns
58.4median age
The 15-to-24 age group: 7.1%, lower than both Manche’s towns (9.3%) and compared French towns (11%). One measure of family life: 13% of residents are under 15. Montmartin-sur-Mer has a median age of 58.4 years.
Montmartin-sur-MerManche medianFrance median
Ages · share of residents
38%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma25%
CAP or BEP27%
Baccalauréat18%
Higher education25%
Women and men · all residents
53% women, 47% men
WomenFrance medianMen
About 90 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.
INSEE, census 2023 · Manche median and France median: the median of compared communes
HealthHealth C+
Montmartin-sur-Mer’s death rate, adjusted for age and care homes, is higher than in 63% of compared French towns
−7%deaths against expected, after care homesC+Health Grade
Care access and life expectancy are shown for context, not graded.
After the care-home adjustment, Montmartin-sur-Mer’s deaths ran at 93 per 100 expected, close to Manche’s towns (90) and above compared French towns (88). 271 deaths in the town between 2016 and 2025, where France’s rates at each age predict 248: 9% above. Life expectancy in Manche: 85.5 years for women and 79 for men (2025); France averages 85.9 and 80.3. For a family doctor, residents of Montmartin-sur-Mer can choose among 2 GPs.
Deaths per 100 expected · 2016–2025
Raw109
Adjusted93
Median town88
Expected100
2
GPs in Montmartin-sur-Mer · 3.8 GP consultations a year per resident within reach (APL)
5.3 mi
to the nearest emergency department, Centre hospitalier de Coutances
20.6 mi
to the nearest maternity unit, Centre hospitalier Memorial France Etats Unis St Lo
85.5 · 79
years of life expectancy at birth, women · men, Manche, 2025 (provisional) · France 85.9 · 80.3
Montmartin-sur-Mer keeps more of its old housing than Manche’s towns or compared French towns: 16% built before 1919
3historic monuments
France has no History Grade yet: this card describes, it doesn’t grade.
The protected list starts in the 19th century. Montmartin-sur-Mer has 3 historic monuments on the Culture ministry’s list, none at the highest level (classé).
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
HousingCost of living B
For cost of living, Montmartin-sur-Mer gets a B
€2,379/m²median sale price
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
The estimated advertised rent is €9.73/m² a month, close to Manche’s towns (€9.90/m²) and below compared French towns (€12.41/m²). 66 sales of houses and apartments in Montmartin-sur-Mer, from July 2023 to June 2026, give the median of €2,379/m². Houses are advertised at an estimated €8.80/m² a month.
Median sale price per m² · Jul 2023 to Jun 2026
Montmartin-sur-Mer€2,379/m²
Median of towns€2,430/m²
Manche median€1,814/m²
By type
Median per m²
Sales
Houses
€2,370/m²
64
€9.73/m²
estimated advertised apartment rent a month, charges included (€7.22 to €13.11/m² a month)
6.6
times the median annual income per consumption unit in the intercommunality, for 70 m² at the median price
€8.80/m²
estimated advertised house rent a month, charges included
€25,080
median annual income per consumption unit, Communauté de communes Coutances Mer et Bocage
Montmartin-sur-Mer is a commune of 1,425 people in the Communauté de communes Coutances Mer et Bocage. 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
Population
1,425 (INSEE, census 2023)
Intercommunality
Communauté de communes Coutances Mer et Bocage
Département
Manche (50)
Région
Normandy
Area
3.7 sq mi (9.5 km²)
INSEE code
50349
Montmartin-sur-Mer’s neighbors
The nearest towns of 2,500 or more. The map uses IGN’s commune boundaries. See them on the map →
People: INSEE, census 2023. Miles: center to center.
Questions about Montmartin-sur-Mer
Is Montmartin-sur-Mer safe?
Montmartin-sur-Mer has no Safety Grade: over a quarter of its index would rest on the département’s average. Recorded figures: an average of 3.5 recorded violent incidents and 6.6 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025.
Are schools in Montmartin-sur-Mer good?
They grade D−, better than 1% of compared French towns. Primary schools aren’t graded: France doesn’t publish their results by school.
Is Montmartin-sur-Mer expensive to live in?
Prices are close to the median of compared French towns: the median sale price from July 2023 to June 2026 was €2,379/m², against €2,430/m² for the median of compared French towns. Incomes are higher than in most compared French towns, so Montmartin-sur-Mer grades B for cost of living.
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.
