A town with more to fix than most. Housing is expensive: at the median price, a 70 m² home costs 8.8 times the median annual income per consumption unit in the intercommunality. Overall, Champagne-sur-Oise earns a D, better than 13% of compared French towns. In the ranking it comes #51 of 73 in Val-d'Oise. Its strongest subject is walkability (B+): nearly two thirds of residents live within 800 m of a bakery, and 20% of working residents walk, cycle or take public transport to work. Elsewhere it is close to typical: B− for safety and B− for jobs & income.
Figures: amenities, INSEE BPE 2025 · commuting and employment, INSEE census 2023 · prices, DVF · income per consumption unit (an income adjusted for household size), INSEE Filosofi · 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 Champagne-sur-Oise 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.
Hazard riskNot graded in France yet: national flood maps cover only some areas–
How TownRatings grades French towns →
Calvaire de pierre du 16s · Classé · Photo: P.poschadel · CC BY-SA 2.0 fr
Champagne-sur-Oise’s story
Champagne-sur-Oise in pictures
The Culture ministry lists 3 historic monuments in Champagne-sur-Oise: 2 classé (France’s highest heritage protection) and 1 inscrit (the second level).
The oldest protected part dates from the 13th century; the first monument here was protected in 1862.
Data highlights are ordered by what stands out in Champagne-sur-Oise.
HousingCost of living D
Champagne-sur-Oise’s median home price is €3,176/m²
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
The estimated advertised rent is €17.64/m² a month, close to Val-d'Oise’s towns (€18.09/m²) and above compared French towns (€12.41/m²). Among the homes sold, 86% were houses. Renting a house costs an estimated €15.13/m² a month.
€3,176/m²median sale price
Median sale price per m² · Jul 2023 to Jun 2026
Champagne-sur-Oise€3,176/m²
Median of towns€2,430/m²
Val-d'Oise median€3,266/m²
By type
Median per m²
Sales
Houses
€3,238/m²
127
€17.64/m²
estimated advertised apartment rent a month, charges included (€13.48 to €23.10/m² a month)
8.8
times the median annual income per consumption unit in the intercommunality, for 70 m² at the median price
€15.13/m²
estimated advertised house rent a month, charges included
€25,410
median annual income per consumption unit, Communauté de communes du Haut Val d'Oise
Ministry of Education (DEPP) · brevet and bac 2025, value added (IVAC, IVAL) · Licence Ouverte
Who lives here
A town of families: 22% of people in Champagne-sur-Oise are under 15, more than in both Val-d'Oise’s towns and compared French towns
36% of adults hold a degree, near Val-d'Oise’s towns (38%) and higher than compared French towns (30%). Those 65 and older account for 15% of residents. Line up the people of Champagne-sur-Oise by age and the one in the middle is 39.3.
39.3median age
Champagne-sur-OiseVal-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 diploma15%
CAP or BEP24%
Baccalauréat20%
Higher education36%
Women and men · all residents
51% women, 49% men
WomenFrance medianMen
About 95 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
Work & commuteJobs & income B−
In Champagne-sur-Oise, 20.0% of commuters go on foot, by bike or by public transport, against 38.0% in Val-d'Oise’s towns and 13.4% in compared French towns
The median disposable income was €30,040 a year per consumption unit, above Val-d'Oise’s towns (€28,800) and compared French towns (€25,970) alike. Public transport took 17.7% of Champagne-sur-Oise’s working residents to work at the census. The jobless rate is 9.4%.
20%walk, cycle or take transit
How working residents got to work · census 2023
Driving77%
Public transport18%
On foot2%
Bicycle1%
Motorbike or scooter1%
800
jobs based in Champagne-sur-Oise, 0.3 per working resident
9.4%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€30,040
median annual income per consumption unit, 2023 · median of compared French towns €25,970
3%
worked without traveling (at or from home)
B+
Walkability: better than 71% of compared French towns
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
HealthHealth C+
Fewer deaths than expected in Champagne-sur-Oise, 92 per 100, but more than in both Val-d'Oise’s towns and compared French towns
Care access and life expectancy are shown for context, not graded.
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. From 2016 to 2025, 274 residents of Champagne-sur-Oise died, against 298 expected from France’s death rates at each age: 8% fewer. The nearest emergency department to Champagne-sur-Oise is Hopital Novo site Beaumont Ex Carnelle Porte de L Oise, 2.4 mi away.
−8%deaths against expected, after care homesC+Health Grade
Deaths per 100 expected · 2016–2025
Raw92
Adjusted92
Median town88
Expected100
0
GPs in Champagne-sur-Oise · 2.1 GP consultations a year per resident within reach (APL)
2.4 mi
to the nearest emergency department, Hopital Novo site Beaumont Ex Carnelle Porte de L Oise
0.8 mi
to the nearest maternity unit, Clinique Conti
85.9 · 81.1
years of life expectancy at birth, women · men, Val-d'Oise, 2025 (provisional) · France 85.9 · 80.3
France has no History Grade yet: this card describes, it doesn’t grade.
Before 1919: that is when one in ten homes were built. Among the classé monuments in Champagne-sur-Oise is Église Notre-Dame-de-l'Assomption. The Culture ministry lists 3 historic monuments locally: 2 classé (France’s highest heritage protection) and 1 inscrit (the second level). The protected list starts in the 13th century.
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
Safety
More crime per resident in Champagne-sur-Oise than in 55% of compared French towns
On average over 2023–2025, every 1,000 residents saw 6.7 violent offenses and 15.7 graded property crimes a year. Over 2025, Champagne-sur-Oise logged 97 recorded offenses. Of the graded crimes locally, criminal damage came up most often (2025).
6.7recorded violent incidents per 1,000 residents a yearB−Safety Grade
Recorded by type · 2025
Criminal damage27
Family violence20
Burglary17
Vehicle theft13
Theft from vehicles13
Other physical violence7
Fraud30
Theft without violence23
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.
6.7
recorded violent incidents per 1,000 residents a year, 2023–2025 average
15.7
recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025 average
97
offenses recorded in the graded categories in 2025
2.8%
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 · For sexual violence and armed robbery, the count isn’t published when it’s small (five or fewer in a year of the last three), so the index uses the département’s average, 2.8% of the index here. The count covers the offense categories the Safety Grade uses.
The Culture ministry lists 3 historic monuments in Champagne-sur-Oise: 2 classé (France’s highest heritage protection) and 1 inscrit (the second level).
People: INSEE, census 2023. Miles: center to center.
Questions about Champagne-sur-Oise
Is Champagne-sur-Oise safe?
It grades B− for safety, #23 of 73 in Val-d'Oise. In 2025 police and gendarmerie recorded 17 burglaries and 27 acts of criminal damage.
Are schools in Champagne-sur-Oise good?
They grade C−, better than 17% of compared French towns and #16 of 76 in Val-d'Oise. 91% of 416 candidates passed the bac at Lycée Fragonard in 2025, 6 points below the expected rate given its pupils’ backgrounds. Primary schools aren’t graded: France doesn’t publish their results by school.
Is Champagne-sur-Oise expensive to live in?
Incomes are higher than in most compared French towns, so Champagne-sur-Oise grades D for cost of living.
About Champagne-sur-Oise
Commune in Val-d'Oise, Île-de-France
Champagne-sur-Oise is a commune of 5,036 people in the Communauté de communes du Haut Val d'Oise. 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.
