Why does Porspoder 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 Porspoder (29840)

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

Identified commercial brownfields

2 brownfields · 1 575 m² (land area)

See the brownfield sites

Site	Status	Area
Bizien François, mécanicien cycles Dreff, station service	friche potentielle	613 m²
Maritime de Produits Chimiques Sté, incinération d'algues, dépôt de soude	friche potentielle	962 m²

Building permits (24 months)

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

See the permits

Date	Activity	Area
2026-02		3 783 m²
2025-10	Administration publique (84.11Z)	2 426 m²
2024-07	Administration publique (84.11Z)	4 150 m²
2023-04		747 m²
2022-12	Agences de voyage (79.90Z)	27 950 m²
2021-11		4 570 m²
2013-11	Administration publique (84.11Z)	0 m²
2013-03		0 m²

DVF transactions (5 years)

216 commercial property mutations

See breakdown by year

Type	Year	Transactions	Price/m²
Commerce	2025	4	2 696 €
Maison	2025	32	2 969 €
Maison	2024	24	2 964 €
Appartement	2023	6	7 025 €
Commerce	2023	7	3 730 €
Maison	2023	37	3 328 €
Appartement	2022	4	2 271 €
Commerce	2022	2	1 317 €
Maison	2022	47	2 840 €

Price per m² (DVF)

€2 808/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 Porspoder

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.

Commercial-premises support in Porspoder?

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FAQ

Why does Porspoder 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.