Buying 70 m² at the median €2,227/m² takes 5.5 years of the median income per consumption unit in the Communauté de communes du Vexin-Thelle. Households here earn well (B+): 1.1 jobs per working resident; 10.4% unemployment. Its remaining grades are unremarkable: C+ for schools, B− for health and B− for walkability.
Figures: employment and commuting, INSEE census 2023 · prices, DVF · income per consumption unit (an income adjusted for household size), INSEE Filosofi · brevet and bac results, Ministry of Education · deaths, INSEE (by commune of residence, 2016–2025) · amenities, INSEE BPE 2025. Trie-Château 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.
How Trie-Château grades
Each subject compares Trie-Château 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 Trie-Château.
History
Trie-Château is rich in protected monuments: 32 per 10,000 residents, more than Oise’s towns or compared French towns
France has no History Grade yet: this card describes, it doesn’t grade.
Trie-Château has 6 historic monuments on the Culture ministry’s list: 4 classé, the highest protection, and 2 inscrit, the second level. Among the classé monuments locally is Dolmen des Trois-Pierres. Its heritage reaches back to prehistory. The pre-1919 share of homes is 19%.
Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period
HousingCost of living C+
A typical home in Trie-Château sells for €2,227/m²
Rents are the ministry’s estimates of advertised rents, not rents actually paid.
Houses made up 98% of the homes sold; apartments the rest. For a house, the estimated advertised rent is €10.03/m² a month. 64 houses and apartments changed hands in Trie-Château from July 2023 to June 2026.
€2,227/m²median sale price
Median sale price per m² · Jul 2023 to Jun 2026
Trie-Château€2,227/m²
Median of towns€2,430/m²
Oise median€2,311/m²
By type
Median per m²
Sales
Houses
€2,240/m²
63
€13.72/m²
estimated advertised apartment rent a month, charges included (€10.91 to €17.24/m² a month)
5.5
times the median annual income per consumption unit in the intercommunality, for 70 m² at the median price
€10.03/m²
estimated advertised house rent a month, charges included
€28,390
median annual income per consumption unit, Communauté de communes du Vexin-Thelle
Source: DGFiP, DVF property sales (Etalab geolocated); Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte
Schools
88.6% of candidates passed the brevet at the three collèges within 5 km, 0.5 points above the expected rate
Primary schools aren’t graded: France doesn’t publish their results by school.
The bac pass rate near Trie-Château is 91.1%, higher than Oise’s towns (89.7%) yet lower than compared French towns (92.9%). The closest collège is 2.1 mi off. At the general lycée, 94% of 312 candidates passed the bac, a point below the expected rate.
94%passed the bac (general and technological)C+School Grade
Ministry of Education (DEPP) · brevet and bac 2025, value added (IVAC, IVAL) · Licence Ouverte
Work & commuteJobs & income B+
Incomes in Trie-Château run higher than in Oise’s towns or compared French towns: a median €27,900 a year per consumption unit
4.0% of Trie-Château’s working residents had no journey to work at the census. Unemployment stood at 10.4%, near both Oise’s towns (10.8%) and compared French towns (10.1%).
16%walk, cycle or take transit
How working residents got to work · census 2023
Driving79%
Public transport13%
On foot3%
Motorbike or scooter0%
Bicycle0%
900
jobs based in Trie-Château, 1.1 per working resident
10.4%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€27,900
median annual income per consumption unit, 2023 · median of compared French towns €25,970
4%
worked without traveling (at or from home)
B−
Walkability: better than 54% of compared French towns
Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte
Who lives here
Few people in Trie-Château are 15 to 24: 9.3%, fewer than in Oise’s towns and compared French towns
Over-65s are nearly a quarter of the population. Children under 15 make up 17%, about level with compared French towns (17%) and below Oise’s towns (19%). Trie-Château has a median age of 47.5.
47.5median age
Trie-ChâteauOise medianFrance median
Ages · share of residents
23%
Under 1515–2425–4445–6465+
Highest diploma · residents 15 and older who have left education
No diploma23%
CAP or BEP27%
Baccalauréat20%
Higher education24%
Women and men · all residents
52% women, 48% men
WomenFrance medianMen
About 91 men for every 100 women. Median share of women: Oise 51.7%, France 51.8%.
INSEE, census 2023 · Oise median and France median: the median of compared communes
HealthHealth B−
Allowing for age and care homes, Trie-Château sees 89 deaths per 100 expected, against 97 in Oise’s towns and 88 in compared French towns
Care access and life expectancy are shown for context, not graded.
Women in Oise live to 84.5 on average and men to 79.6 (2025), against 85.9 and 80.3 across France. From 2016 to 2025, 307 residents of Trie-Château died, against 254 expected from France’s death rates at each age: 21% more. The nearest emergency department to Trie-Château is Centre hospitalier de Gisors, 2.9 mi away.
−11%deaths against expected, after care homesB−Health Grade
Deaths per 100 expected · 2016–2025
Raw121
Adjusted89
Median town88
Expected100
0
GPs in Trie-Château · 1.3 GP consultations a year per resident within reach (APL)
2.9 mi
to the nearest emergency department, Centre hospitalier de Gisors
3 mi
to the nearest maternity unit, Centre hospitalier de Gisors
84.5 · 79.6
years of life expectancy at birth, women · men, Oise, 2025 (provisional) · France 85.9 · 80.3
Porte fortifiée: Photo: Davitof · CC BY-SA 3.0 · Ancien Hôtel de ville: Photo: Davitof · CC BY-SA 3.0 · Église Sainte-Marie-Madeleine: Photo: Chatsam · CC BY-SA 3.0 · Château de Trye: Photo: Pierre Poschadel · CC BY-SA 4.0
People: INSEE, census 2023. Miles: center to center.
Questions about Trie-Château
Is Trie-Château safe?
Trie-Château 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 8.5 recorded burglaries, vehicle thefts, thefts from vehicles and acts of criminal damage per 1,000 residents a year, 2023–2025.
Are schools in Trie-Château good?
They grade C+, better than 43% of compared French towns. Primary schools aren’t graded: France doesn’t publish their results by school.
Is Trie-Château expensive to live in?
Estimated advertised apartment rents are €13.72/m² a month, charges included. Incomes are higher than in most compared French towns, so Trie-Château grades C+ for cost of living.
About Trie-Château
Commune in Oise, Hauts-de-France
Trie-Château is a commune of 1,875 people in the Communauté de communes du Vexin-Thelle. 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.
