Why does Vallons-de-l'Erdre 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 Vallons-de-l'Erdre (44540)

Cartofriches brownfields, Sit@del building permits, DVF commercial property transactions in Vallons-de-l'Erdre. Public data aggregated to assess a location before field visits.

Identified commercial brownfields

3 brownfields · 0 m² total

See the brownfield sites

Site	Status	Area
VRITZ (COMMUNE DE), DECHARGE BRUTE	friche potentielle	—
Contributeur Cerema-37959	friche sans projet	—
COQUEREAU Samuel, GARAGE, ATELIER DE TOLERIE, DLI	friche potentielle	—

Building permits (24 months)

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

See the permits

Date	Activity	Area
2026-02	Administration publique (84.11Z)	0 m²
2024-12	Activités immobilières (68.10Z)	12 057 m²
2024-10	Construction de bâtiments (41.10A)	13 779 m²
2024-08	Administration publique (84.11Z)	2 571 m²
2024-06	Administration publique (84.11Z)	20 839 m²
2023-12	Administration publique (84.11Z)	2 788 m²
2023-10	Construction de bâtiments (41.10A)	3 064 m²
2022-09	Administration publique (84.11Z)	2 404 m²

DVF transactions (5 years)

239 commercial property mutations

See breakdown by year

Type	Year	Transactions	Price/m²
Appartement	2025	11	1 847 €
Commerce	2025	3	1 872 €
Maison	2025	31	1 569 €
Appartement	2024	7	2 761 €
Commerce	2024	4	528 €
Maison	2024	29	1 437 €
Appartement	2023	4	2 814 €
Commerce	2023	5	1 496 €
Maison	2023	46	2 027 €
Appartement	2022	5	1 059 €
Commerce	2022	4	1 625 €
Maison	2022	30	1 588 €

Median price per m² (DVF)

€1 273/m² median

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 Vallons-de-l'Erdre

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.

Got a commercial space in mind in Vallons-de-l'Erdre?

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FAQ

Why does Vallons-de-l'Erdre 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.