Why does Châteaulin appear in Cartofriches?

Cartofriches lists commercial brownfields identified by local authorities, EPF and Cerema. Presence does not mean current vacancy — verify status with the town hall or directly with the owner (public cadaster).

Difference between building permit and commercial planning permission?

Sit@del lists building permits (>=800 m²). Openings 1 000 m²) are not reflected here.

Why does DVF price differ from commercial rent?

DVF = sale price per m² (acquiring walls). Commercial rent = annual rent per m² (landlord income). Price-to-rent ratio varies 12-20× by zone.

Commercial premises and vacancy in Châteaulin (29150)

Cartofriches brownfields, Sit@del building permits, DVF commercial property transactions in Châteaulin. Public data aggregated to assess a location before field visits.

Identified commercial brownfields

3 brownfields · 26 176 m² (land area)

See the brownfield sites

Site	Status	Area
Appel à projet Recyclage Foncier 2021 3ième édition (Dossier N° 8607278) - Bretagne - 29026 - friche: Friche du Moulin du Roy	friche avec projet	5 569 m²
Bathany Jean Claude, DLI	friche potentielle	10 753 m²
Agricole de Chateaulin et Briec Coopérative, séchoir à maïs, atelier de réparation autos, DLI, stock engrais	friche potentielle	9 854 m²

Building permits (24 months)

2 non-residential permits granted · top sector: Administration publique (84.11Z)

See the permits

Date	Activity	Area
2025-07	Administration publique (84.11Z)	15 097 m²
2024-11	Activités immobilières (68.20B)	28 150 m²
2020-09		8 147 m²
2019-07		8 147 m²
2016-10		6 726 m²
2015-10	Activités immobilières (68.20B)	20 018 m²

DVF transactions (5 years)

530 commercial property mutations

See breakdown by year

Type	Year	Transactions	Price/m²
Appartement	2025	9	2 506 €
Commerce	2025	9	1 768 €
Maison	2025	56	1 613 €
Appartement	2024	38	7 223 €
Commerce	2024	10	2 813 €
Maison	2024	64	3 489 €
Appartement	2023	28	3 413 €
Commerce	2023	18	2 585 €
Maison	2023	51	2 001 €
Appartement	2022	28	2 076 €
Commerce	2022	15	2 704 €
Maison	2022	49	1 610 €

Price per m² (DVF)

€1 525/m²

How this analysis is computed

Cross-reference of 4 public sources: Cartofriches Cerema, Sit@del (non-residential permits 24m), DVF DGFiP (5-year transactions), SIRENE. No commercial listings included — for listings consult dedicated portals.

Finding a unit in Châteaulin

This page identifies availability signals (brownfields, permits, mutations). For active listings, see portals like SeLoger Pro / LocalCommercial.net, or contact a notary for off-market transactions.

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FAQ

Why does Châteaulin appear in Cartofriches?: Cartofriches lists commercial brownfields identified by local authorities, EPF and Cerema. Presence does not mean current vacancy — verify status with the town hall or directly with the owner (public cadaster).
Difference between building permit and commercial planning permission?: Sit@del lists building permits (>=800 m²). Openings <1 000 m² require no separate commercial permission (CDAC). AEC (>1 000 m²) are not reflected here.
Why does DVF price differ from commercial rent?: DVF = sale price per m² (acquiring walls). Commercial rent = annual rent per m² (landlord income). Price-to-rent ratio varies 12-20× by zone.