Households here earn well: 0.4 jobs per working resident; 7.1% unemployment. Its schools fall short: brevet results 10 points below the expected rate. Homes sell for a median €1,865/m²: 70 m² comes to 5.1 years of the median income per consumption unit in the Communauté d'agglomération Seine-Eure. Getting around depends on the car: 17% of residents live within 800 m of a bakery, and 5% of working residents walk, cycle or take public transport to work.
Figures: employment and commuting, INSEE census 2023 · brevet and bac results, Ministry of Education · amenities, INSEE BPE 2025 · prices, DVF · income per consumption unit (an income adjusted for household size), INSEE Filosofi. Les Trois Lacs 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 Les Trois Lacs 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 Les Trois Lacs.
Schools
Schools around Les Trois Lacs do less well than those of 97% of compared French towns
Primary schools aren’t graded: France doesn’t publish their results by school.
The brevet pass rate near Les Trois Lacs is 81.0%, lower than both Eure’s towns (84.0%) and compared French towns (87.5%). For collège, the closest is 3.1 mi away. The nearest general lycée is 3.7 mi away.
Ministry of Education (DEPP) · brevet and bac 2025, value added (IVAC, IVAL) · Licence Ouverte
Work & commuteJobs & income B
On foot, Les Trois Lacs works less well than nine in ten compared French towns
At the census, 5.2% went to work on foot, by bike or by public transport, lower than both Eure’s towns (12.7%) and compared French towns (13.4%). The unemployment rate comes to 7.1%. Median disposable income comes to €28,170 a year per consumption unit.
5%walk, cycle or take transit
How working residents got to work · census 2023
Driving90%
Public transport3%
Motorbike or scooter1%
On foot1%
Bicycle1%
250
jobs based in Les Trois Lacs, 0.4 per working resident
7.1%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€28,170
median annual income per consumption unit, 2023 · median of compared French towns €25,970
3%
worked without traveling (at or from home)
D
Walkability: better than 8% of compared French towns
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
Who lives here
Fewer children live in Les Trois Lacs than in Eure’s towns or compared French towns: 14% are under 15
30% of residents are 65 or over, above both Eure’s towns (23%) and compared French towns (22%). Aged 15 to 24: 9.2% of residents. The median resident of Les Trois Lacs is 51.5 years old.
51.5median age
Les Trois LacsEure medianFrance median
Ages · share of residents
30%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma30%
CAP or BEP28%
Baccalauréat15%
Higher education22%
Women and men · all residents
52% women, 48% men
WomenFrance medianMen
About 92 men for every 100 women. Median share of women: Eure 52.5%, France 51.8%. Women live longer than men, so towns with many older residents have more women.
INSEE, census 2023 · Eure median and France median: the median of compared communes
History
Old homes shape Les Trois Lacs: 15% were built before 1919, more than in both Eure’s towns and compared French towns
France has no History Grade yet: this card describes, it doesn’t grade.
The oldest protected building goes back to the 10th century. The Culture ministry lists 2 historic monuments in Les Trois Lacs, none of them classé, France’s highest protection.
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
HousingCost of living B−
Les Trois Lacs gets a B− for cost of living
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
Behind the median of €1,865/m²: 38 houses and apartments sold in Les Trois Lacs between July 2023 and June 2026. A house rents for an estimated €10.58/m² a month. The estimated advertised rent is €11.89/m² a month, about level with both Eure’s towns (€11.69/m²) and compared French towns (€12.41/m²).
€1,865/m²median sale price
Median sale price per m² · Jul 2023 to Jun 2026
Les Trois Lacs€1,865/m²
Median of towns€2,430/m²
Eure median€1,989/m²
By type
Median per m²
Sales
Houses
€1,865/m²
38
€11.89/m²
estimated advertised apartment rent a month, charges included (€9.93 to €14.25/m² a month)
5.1
times the median annual income per consumption unit in the intercommunality, for 70 m² at the median price
€10.58/m²
estimated advertised house rent a month, charges included
€25,520
median annual income per consumption unit, Communauté d'agglomération Seine-Eure
Source: DGFiP, DVF property sales (Etalab geolocated); Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
HealthHealth B−
Allowing for age and care homes, Les Trois Lacs sees 88 deaths per 100 expected, against 97 in Eure’s towns and 88 in compared French towns
Care access and life expectancy are shown for context, not graded.
France’s death rates at each age would predict 273 deaths in Les Trois Lacs from 2016 to 2025; there were 395, 45% more. The nearest emergency department to Les Trois Lacs is Centre hospitalier de Louviers Val de Reuil, 7 mi away. In Eure, life expectancy at birth reaches 84.7 years for women and 78.7 for men (2025), next to 85.9 and 80.3 for France.
−12%deaths against expected, after care homesB−Health Grade
Deaths per 100 expected · 2016–2025
Raw145
Adjusted88
Median town88
Expected100
0
GPs in Les Trois Lacs · 4.4 GP consultations a year per resident within reach (APL)
7 mi
to the nearest emergency department, Centre hospitalier de Louviers Val de Reuil
11.4 mi
to the nearest maternity unit, Centre hospitalier de Vernon Ch Eure Seine
84.7 · 78.7
years of life expectancy at birth, women · men, Eure, 2025 (provisional) · France 85.9 · 80.3
People: INSEE, census 2023. Miles: center to center.
Questions about Les Trois Lacs
Is Les Trois Lacs safe?
Les Trois Lacs has no Safety Grade: over a quarter of its index would rest on the département’s average. Recorded figures: an average of 2.7 recorded violent incidents and 5.3 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025.
Are schools in Les Trois Lacs good?
They grade D−, better than 4% of compared French towns. Primary schools aren’t graded: France doesn’t publish their results by school.
Is Les Trois Lacs expensive to live in?
Homes cost less than in most compared French towns: the median sale price from July 2023 to June 2026 was €1,865/m², against €2,430/m² for the median of compared French towns. Incomes are higher than in most compared French towns, so Les Trois Lacs grades B− for cost of living.
About Les Trois Lacs
Commune in Eure, Normandy
Les Trois Lacs is a commune of 1,735 people in the Communauté d'agglomération Seine-Eure. 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.
