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France›Morbihan›Brittany

TréhorenteucMorbihan

111 residents make their home in this town in Morbihan, Brittany.

Population
111
INSEE, census 2023 · commune
Rent
€10.39
per m² a month · apartments · estimated advertised rents · median of compared French towns €12.41/m²
Median income
€23,670
a year per consumption unit · median of compared French towns €25,970
Walk, cycle, transit
0%
of working residents · median of compared French towns 13%

Is Tréhorenteuc a good place to live?

Tréhorenteuc isn’t graded: grades begin at 1,000 residents. Second homes make up 30% of its housing. It skews older: 31% of residents are 65 or over.

What makes Tréhorenteuc stand out

The 2 things Tréhorenteuc does most differently from other towns.

Picked automatically from the data
30%2%TréhorenteucMedianSecond homes, share of all homes
Homes
of all homes, against 2% in the median compared French town
Source: INSEE, census 2023.
31%22%TréhorenteucMedianResidents 65 and over
Who lives here
31% are 65 or over
of residents, against 22% in the median compared French town
Median age 57.8. Source: INSEE, census 2023.
Maison, dite maison noble des Rues-Neuves
Maison, dite maison noble des Rues-Neuves · Inscrit · Photo: Raphodon · CC BY-SA 3.0
Tréhorenteuc’s story

Tréhorenteuc in pictures

The Culture ministry lists 1 historic monument in Tréhorenteuc, none of them classé, France’s highest protection.

The oldest protected part dates from the 16th century; the first monument here was protected in 1929.

22% of its homes were built before 1919, against 7.4% in the median compared French town.

  • 1929First protected: Maison, dite maison noble des Rues-Neuves
Explore the history →
Nearby attractions

La Cachette de Merlin and 10 more in and around Tréhorenteuc

Other places to visit and heritage in and near Tréhorenteuc. Best known first.

All attractions →
AttractionAttractionLa Cachette de Merlinin townAttractionAttractionLe Jardin de Merlinin townChâteauChâteauChâteau de Trécesson3.7 km south, in CampénéacArchaeological siteArchaeological siteHotié de Viviane1.8 km southeast, in PaimpontMonastery or conventMonastery or conventAbbaye de la Joie Notre-Dame3.3 km south, in CampénéacArchaeological siteArchaeological siteTombeau des Géants2.3 km southeast, in Campénéac
Places: © OpenStreetMap contributors · Wikidata

The data

Data highlights are ordered by what stands out in Tréhorenteuc.

Who lives here

Tréhorenteuc has fewer young adults than Morbihan’s towns or compared French towns: 1.8% are 15 to 24

Nearly a fifth of adults hold a degree, below Morbihan’s towns (30%) and compared French towns (30%) alike. Over-65s are 31% of the population. The age that splits Tréhorenteuc in two is 57.8.

57.8median age
TréhorenteucMorbihan medianFrance median

Ages · share of residents

Highest diploma · residents 15 and older who have left education

No diploma29%
CAP or BEP27%
Baccalauréat18%
Higher education19%

Women and men · all residents

46% women, 54% men

About 117 men for every 100 women. Median share of women: Morbihan 51.6%, France 51.8%.

Ages and diplomas in Tréhorenteuc
TréhorenteucMorbihan medianFrance median
Under 1515%15%17%
15–241.8%9.3%11%
25–4424%20%23%
45–6428%28%26%
65+31%27%22%
No diploma29%15%19%
CAP or BEP27%27%26%
Baccalauréat18%19%18%
Higher education19%30%30%
Full pageTréhorenteuc’s Who lives here pageOpen the page
Ages57.8 median age · 31% are 65 or overHouseholds60 households · 1.8 people per householdBorn abroad2.7% immigrants · Born abroad, not French at birthQuestions“What is the population of Tréhorenteuc?”

INSEE, census 2023 · Morbihan median and France median: the median of compared communes

History

Old homes shape Tréhorenteuc: 22% were built before 1919, more than in Morbihan’s towns and across compared French towns

France has no History Grade yet: this card describes, it doesn’t grade.

The earliest of these monuments dates from the 16th century. The Culture ministry lists 1 historic monument in Tréhorenteuc, none of them classé, France’s highest protection.

1historic monument

Monuments by protection · Mérimée

Classé0
Inscrit1
16th c.
oldest protected part
1929
first monument protected
Full pageTréhorenteuc’s history pageOpen the page
Age of homes22% built before 1919 · Older homesMap1 historic monumentQuestions“How many historic monuments are there in Tréhorenteuc?”

Ministère de la Culture, Mérimée (Licence Ouverte 2.0) · INSEE, census 2023, homes by build period

Work & commute

Tréhorenteuc has higher unemployment than Morbihan’s towns or compared French towns: 22.7%

Half of residents lived on more than €23,670 a year per consumption unit, below Morbihan’s towns (€26,665) and compared French towns (€25,970) alike. 2.9% of Tréhorenteuc’s working residents had no journey to work at the census.

0%walk, cycle or take transit

How working residents got to work · census 2023

Driving94%
Motorbike or scooter3%
On foot0%
Public transport0%
Bicycle0%
0
jobs based in Tréhorenteuc, 0.5 per working resident
22.7%
unemployment rate, ages 15 to 64 in the labor force · median of compared French towns 10.1%
€23,670
median annual income per consumption unit, 2023 · median of compared French towns €25,970
3%
worked without traveling (at or from home)
Full pageTréhorenteuc’s work & commute pageOpen the page
Jobs based here0.5 per working residentGetting to work0% walk, cycle or take transitMedian income€23,670 a year · Median income per consumption unit

Source: INSEE, census 2023 (commuting, employment, jobs at place of work); INSEE, Filosofi 2023 · Licence Ouverte

Housing

Estimated advertised rents run lower in Tréhorenteuc than in Morbihan’s towns or across compared French towns: €10.39/m² a month

Rents are the ministry’s estimates of advertised rents, not rents actually paid.

The market in Tréhorenteuc: 6 sales of houses and apartments between July 2023 and June 2026.

€10.39/m²estimated apartment rent a month

Estimated advertised apartment rent per m² a month

Tréhorenteuc€10.39/m²
Median of towns€12.41/m²
Morbihan median€12.68/m²
€10.39/m²
estimated advertised apartment rent a month, charges included (€8.44 to €12.78/m² a month)
€9.42/m²
estimated advertised house rent a month, charges included
Full pageTréhorenteuc’s cost of living pageOpen the page
Renting€10.39/m² a month · Estimated advertised apartment rent

Source: Housing Ministry, Carte des loyers 2025; INSEE, Filosofi 2023 · Licence Ouverte

Keep exploring

Everything we know about Tréhorenteuc

12pages on Tréhorenteuc
The big questions
Health0 GPs · nearest emergency department 6.9 mi awayWork & commute0 jobs based hereHousing6 sales on record, the last three yearsFlood & hazards
Out and about
Outdoors28% of the commune is protected natureAttractions2 places to visit mapped in townClimateWeather
The story
Who lives hereMedian age 57.8History1 historic monumentTown HallFamous people

Landmarks

Tréhorenteuc has one historic monument; beside it, the nearest classé monuments in other towns, within 15.5 mi.

All monuments →
Maison, dite maison noble des Rues-NeuvesHouse · 16th c.
Classé
Domaine du Château de TrécessonChâteau · 15th–17th c. · in Campénéac, 2.3 mi
Classé
Maison dite des MarmousetsHouse · 16th c. · in Ploërmel, 7.2 mi
Classé
Église Saint-Golven et son calvaireChurch · 12th–16th c. · in Taupont, 7.7 mi
Photo credits

Maison, dite maison noble des Rues-Neuves: Photo: Raphodon · CC BY-SA 3.0

Famous people from Tréhorenteuc

Wikidata has nobody with a French article born in Tréhorenteuc yet.

How we find them →

Tréhorenteuc’s neighbors

The nearest towns of 2,500 or more. The map uses IGN’s commune boundaries. See them on the map →

All towns in Morbihan →
MauronPloërmelPlélan-le-GrandGuerVal d'OustJosselinMauronPloërmelPlélan-le-GrandGuerVal d'OustJosselinTréhorenteuc
How the neighbors grade
TownPeopleMilesOverallCostSafetyHealth
Tréhorenteuc111—————
Mauron3,1635CB+B+C
Ploërmel10,1637.3B+C+C+B−
Plélan-le-Grand Ille-et-Vilaine4,0769.1BB−B−B
Guer6,2089.9AA−C+B
Val d'Oust2,80712—B+—A
Josselin2,58412BB+C+C−

People: INSEE, census 2023. Miles: center to center.

About Tréhorenteuc

Commune in Morbihan, Brittany

Tréhorenteuc is a commune of 111 people in the Ploërmel Communauté. 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
111 (INSEE, census 2023)
Intercommunality
Ploërmel Communauté
Département
Morbihan (56)
Région
Brittany
Area
2.1 sq mi (5.4 km²)
INSEE code
56256

Sources: INSEE, census 2023 (population, employment, commuting) · INSEE, Filosofi 2023 (income per consumption unit, poverty) · Housing Ministry, Carte des loyers 2025 · SSMSI, recorded crime by commune, 2023–2025 · Ministry of Education (DEPP), brevet and bac results and value-added indicators, 2025 · INSEE, deaths by commune of residence 2016–2025 and censuses 2012–2023; Eurostat, death rates by age (© European Union); INSEE, BPE 2025 (care homes, emergency and maternity units, GPs, pharmacies); DREES, APL 2024; INSEE, life expectancy by département 2025 (provisional) · INSEE, BPE 2025 and Filosofi 200 m grid (walking distances) · IGN Admin Express (boundaries) · TownRatings grades: our own summary of the data, ranking French towns against each other only, updated October 30, 2026. Under the Licence Ouverte / Open Licence 2.0 (Etalab).

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.