TI KAER

Mills, Plouhinec

Moulin de Trohonan

Moulin à vent, Trohonan (Plouhinec-29)

Town
Plouhinec
Type
Mills
Period
19th century
Protection
Not listed
Ownership
Private property
Materials
granulite, moellon
Shore
3.4 km

In brief

Moulin de Trohonan is a 19th century mill in Plouhinec, southern Finistère. Materials recorded: granulite, moellon. Private property. 3.4 km from the shore as the crow flies, 30.1 km from Quimper railway station and 25.2 km from Quimper-Cornouaille airport. Surveyed by the Brittany regional heritage inventory (Plouhinec ; Inventaire du patrimoine de la communauté de communes Cap Sizun - Pointe du Raz, 1984,).

History

Official heritage record, in French:

Le moulin à vent de Trohonan a été bâti entre 1840 et 1880 pour Alain Dem et Marie Anne Castrec, cultivateurs au village voisin, dont les noms ornent le linteau de la porte sud. Abandonné dans les années 1920, le moulin est aujourd’hui en mauvais état bien qu’ayant conservé une partie de son escalier intérieur.

Text of the Brittany regional heritage survey (Région Bretagne), record IA00006330, survey 1983, written 1984,, reproduced unchanged; consulted on patrimoine.bzh on 3 November 2026.

Timeline

Dates quoted in the historical record, in order.

  1. 1840Le moulin à vent de Trohonan a été bâti entre 1840 et 1880 pour Alain Dem et Marie Anne Castrec, cultivateurs au village voisin, dont les noms ornent le linteau de la porte sud.
  2. 1920Abandonné dans les années 1920, le moulin est aujourd’hui en mauvais état bien qu’ayant conservé une partie de son escalier intérieur.

Architecture

Architectural description from the regional heritage survey, in French:

Isolé sur une hauteur à 250m environ à l’est du village de Trohonan, non loin des berges du Goyen, le moulin se dresse le long d’un chemin d’exploitation. Seule une partie de sa tour sans toit et sans mécanisme persiste derrière un épais rideau de végétation.Bâti sur le même modèle que les autres moulins à vent du territoire, il présente une maçonnerie en moellons, deux portes et les vestiges d’un escalier intérieur sous lequel est ménagée une couche pour le meunier. Quant à la cheminée qui lui faisait face, elle a été démolie.

Text of the Brittany regional heritage survey (Région Bretagne), record IA00006330, survey 1983, written 1984,, reproduced unchanged; consulted on patrimoine.bzh on 3 November 2026.

The estate

As recorded by the regional heritage survey.

Designation
moulin
Names
dit moulin de Trohonan
Typology
Moulin-tour en pierre
Detailed dating
19e siècle

From the air

The same place, same framing: aerial photographs from the 1950s and today, centred on the footprint recorded by the heritage survey or on the record’s location.

Aerial view, 1950s: Moulin de Trohonan
IGN, aerial photographs 1950–1965, open licence
Current aerial view: Moulin de Trohonan
IGN, BD ORTHO, open licence

Further reading

References and official records.

The local market

Aggregated town figures. Ti Kaer never links a named house to a sale price.

All sales in Plouhinec

€203,727median house price in Plouhinec
433house sales, 2021–2025
25sales at €500,000+

The sea-view premium in Plouhinec

Median price per m² of houses sold by distance to the shore, 2021-2025, all houses.

All coastal towns and the method

€2,808per m² within 300 m of the shore
€2,194per m² beyond 300 m
+28%coastal premium

Other dossiers in Plouhinec

All dossiers

Questions

Can Moulin de Trohonan be visited?

No: it is a private property and cannot be visited, except for occasional openings announced by the owners.

How old is Moulin de Trohonan?

The oldest recorded parts date from the 19th century.

Is Moulin de Trohonan a listed building?

No. It is neither listed nor classified as a historic monument according to the databases consulted; it appears in the regional heritage inventory, which carries no constraint.

How far is Moulin de Trohonan from the sea?

3.4 km from the shore as the crow flies. Quimper station is 30.1 km away and Quimper-Cornouaille airport 25.2 km.

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Sources: regional heritage survey; Brittany regional heritage survey, Région Bretagne, record IA00006330 (patrimoine.bzh), open licence for the data, texts reproduced unchanged; distances computed from IGN municipal boundaries (Admin Express, open licence). Photographs: Wikimedia Commons, under the licence stated in each caption. Aerial views: IGN, open licence. Market: DGFiP land registry data, aggregated. No data on owners.