Strong in places, weak in others. Homes are dear (D−): at the median price, a 70 m² home costs 9.6 times the median annual income per consumption unit in the intercommunality. Overall, Montmorency earns a C, better than just over a third of compared French towns. It ranks #18 of 73 in Val-d'Oise. Its best grade is for walkability (A+) — 95% of residents live within 800 m of a bakery, and 42% of working residents walk, cycle or take public transport to work. Health outcomes beat most towns: after allowing for care homes, deaths from 2016 to 2025 were 23% below expected, against 12% below for the median of compared French towns. Schools lag: bac results 1.4 points below the expected rate; brevet results at the expected rate. Its remaining grades are unremarkable: C+ for safety and B for jobs & income.
Figures: amenities, INSEE BPE 2025 · commuting and employment, INSEE census 2023 · deaths, INSEE (by commune of residence, 2016–2025) · prices, DVF · income per consumption unit (an income adjusted for household size), INSEE Filosofi · brevet and bac results, Ministry of Education · recorded crime, SSMSI (Ministry of the Interior).
Hazard risk isn’t graded in France yet: national flood maps cover only some areas. The overall grade uses the other six subjects.
Each subject compares Montmorency 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.
Data highlights are ordered by what stands out in Montmorency.
Work & commuteJobs & income B
More commuters in Montmorency walk, cycle or take the bus or train than in Val-d'Oise’s towns or compared French towns: 41.5%
Jobs based in Montmorency number 4,500, against 9,550 residents in work (0.5 per worker). The median disposable income was €32,380 a year per consumption unit, above both Val-d'Oise’s towns (€28,800) and compared French towns (€25,970).
42%walk, cycle or take transit
How working residents got to work · census 2023
Driving52%
Public transport35%
On foot5%
Motorbike or scooter4%
Bicycle2%
4,500
jobs based in Montmorency, 0.5 per working resident
10.1%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€32,380
median annual income per consumption unit, 2023 · median of compared French towns €25,970
3%
worked without traveling (at or from home)
A+
Walkability: better than 97% of compared French towns
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
HousingCost of living D−
Renting in Montmorency costs more than in Val-d'Oise’s towns or compared French towns, at an estimated advertised €19.83/m² a month
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
The median price, €4,000/m², comes from 748 sales of houses and apartments in Montmorency from July 2023 to June 2026. The split here: €4,533/m² for houses, €3,755/m² for apartments. Houses were nearly a third of what sold.
€4,000/m²median sale price
Median sale price per m² · Jul 2023 to Jun 2026
Montmorency€4,000/m²
Median of towns€2,430/m²
Val-d'Oise median€3,266/m²
By type
Median per m²
Sales
Houses
€4,533/m²
236
Apartments
€3,755/m²
512
€19.83/m²
estimated advertised apartment rent a month, charges included (€16.20 to €24.27/m² a month)
9.6
times the median annual income per consumption unit in the intercommunality, for 70 m² at the median price
€18.27/m²
estimated advertised house rent a month, charges included
€29,200
median annual income per consumption unit, Communauté d'agglomération Plaine Vallée
Source: DGFiP, DVF property sales (Etalab geolocated); Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
Schools
79.8% of candidates passed the brevet at the 35 collèges within 5 km, at the expected rate
Primary schools aren’t graded: France doesn’t publish their results by school.
At the lycées within 5 km of Montmorency, 88.1% passed the bac, about level with Val-d'Oise’s towns (87.0%) and below compared French towns (92.9%). Results rank its schools #31 of 76 in Val-d'Oise.
90%passed the bac (general and technological)DSchool Grade
Ministry of Education (DEPP) · brevet and bac 2025, value added (IVAC, IVAL) · Licence Ouverte
HealthHealth A−
Fewer deaths than Montmorency’s ages would predict, 77 per 100 expected, under Val-d'Oise’s towns and compared French towns
Care access and life expectancy are shown for context, not graded.
From 2016 to 2025, 2,303 residents of Montmorency died, against 2,146 expected from France’s death rates at each age: 7% more. Life expectancy at birth in Val-d'Oise is 85.9 years for women and 81.1 for men (2025), against 85.9 and 80.3 across France. There are 15 general practitioners in the town.
−23%deaths against expected, after care homesA−Health Grade
Deaths per 100 expected · 2016–2025
Raw107
Adjusted77
Median town88
Expected100
15
GPs in Montmorency · 2.4 GP consultations a year per resident within reach (APL)
2.3 mi
to the nearest emergency department, Groupement hospitalier Eaubonne Montmorency Simone Veil
2.3 mi
to the nearest maternity unit, Groupement hospitalier Eaubonne Montmorency Simone Veil
85.9 · 81.1
years of life expectancy at birth, women · men, Val-d'Oise, 2025 (provisional) · France 85.9 · 80.3
Montmorency is a graduates’ town: 51% hold a degree, more than in Val-d'Oise’s towns or compared French towns
People 65 and over make up 19% of the town. Young adults of 15 to 24 are 12% of residents, near Val-d'Oise’s towns (12%) and higher than compared French towns (11%). Montmorency has a median age of 41.4 years.
41.4median age
MontmorencyVal-d'Oise medianFrance median
Ages · share of residents
12%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma13%
CAP or BEP15%
Baccalauréat16%
Higher education51%
Women and men · all residents
52% women, 48% men
WomenFrance medianMen
About 91 men for every 100 women. Median share of women: Val-d'Oise 51.5%, France 51.8%.
INSEE, census 2023 · Val-d'Oise median and France median: the median of compared communes
History
Montmorency keeps more of its old housing than Val-d'Oise’s towns or compared French towns: 11% built before 1919
France has no History Grade yet: this card describes, it doesn’t grade.
The earliest of these monuments dates from the 16th century. Among the classé monuments in Montmorency is Église Saint-Martin. The Culture ministry lists 4 historic monuments in the town: 3 classé (France’s highest heritage protection) and 1 inscrit (the second level).
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
Safety
More crime per resident in Montmorency than in 56% of compared French towns
Violence against people averaged 5.9 per 1,000 residents a year over 2023–2025; graded property crimes averaged 16.8. In all, 428 offenses reached the police record in Montmorency in 2025. Of the graded crimes in the town, criminal damage came up most often (2025).
5.9recorded violent incidents per 1,000 residents a yearC+Safety Grade
Recorded by type · 2025
Criminal damage168
Burglary64
Family violence56
Vehicle theft52
Other physical violence36
Sexual violence29
Theft from vehicles23
Fraud164
Theft without violence92
Drug use45
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.
5.9
recorded violent incidents per 1,000 residents a year, 2023–2025 average
16.8
recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025 average
428
offenses recorded in the graded categories in 2025
0.3%
of the index rests on the département’s average, used where small counts aren’t published
Source: SSMSI (Interior Ministry), recorded crime by commune, 2023–2025 · Licence Ouverte · Small counts of armed robbery go unpublished (five or fewer in at least one of the last three years); the département’s average stands in, 0.3% of the index here. The count covers the offense categories the Safety Grade uses.
Église Saint-Martin: Photo: Pierre Poschadel · CC BY-SA 3.0 · Maison de Jean-Jacques Rousseau et Maison des Commères: Photo: Mussklprozz · CC BY-SA 3.0 · Château (ancien): Photo: P.poschadel · CC BY-SA 3.0 · Château du duc de Dino, de son parc et ses dépendances: Photo: P.poschadel · CC BY-SA 3.0
People: INSEE, census 2023. Miles: center to center.
Questions about Montmorency
Is Montmorency safe?
It grades C+ for safety, #24 of 73 in Val-d'Oise. In 2025 police and gendarmerie recorded 64 burglaries and 168 acts of criminal damage.
Are schools in Montmorency good?
They grade D, better than 14% of compared French towns and #31 of 76 in Val-d'Oise. 91% of 346 candidates passed the bac at Lycée Jean Jacques Rousseau in 2025, 4 points below the expected rate given its pupils’ backgrounds. Primary schools aren’t graded: France doesn’t publish their results by school.
Is Montmorency expensive to live in?
Homes cost more than in most compared French towns: the median sale price from July 2023 to June 2026 was €4,000/m², against €2,430/m² for the median of compared French towns. Incomes are higher than in most compared French towns, so Montmorency grades D− for cost of living.
About Montmorency
Commune in Val-d'Oise, Île-de-France
Montmorency is a commune of 21,763 people in the Communauté d'agglomération Plaine Vallée. 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
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.
