Why does Montbert 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 Montbert (44140)

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

Identified commercial brownfields

2 brownfields · 9 173 m² (land area)

See the brownfield sites

Site	Status	Area
Appel à projet Recyclage Foncier 2021 3ième édition (Dossier N° 8589912) - Pays de la Loire - 44102	friche avec projet	960 m²
Appel à projet Recyclage Foncier 2021 2nde édition (Dossier N° 5833432) - Pays de la Loire - 44 - Loire-Atlantique - Montbert (44140) - friche: Réhabilitation d'anciens commerces en nouvelles cellules commerciales de proximité et construction de logements sociaux	friche avec projet	8 213 m²

Building permits (24 months)

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

See the permits

Date	Activity	Area
2026-03	Activités immobilières (68.10Z)	8 646 m²
2026-02	Administration publique (84.11Z)	35 513 m²
2022-08		1 019 m²
2021-05	Activités immobilières (68.20A)	5 066 m²
2020-10	Construction de bâtiments (41.10C)	30 920 m²
2018-10		14 480 m²
2017-06	Administration publique (84.11Z)	505 794 m²
2016-08	Administration publique (84.11Z)	4 281 m²

DVF transactions (5 years)

224 commercial property mutations

See breakdown by year

Type	Year	Transactions	Price/m²
Appartement	2025	2	4 214 €
Commerce	2025	1	550 €
Maison	2025	49	2 641 €
Maison	2024	30	2 593 €
Commerce	2023	1	1 844 €
Maison	2023	41	2 656 €
Commerce	2022	4	1 326 €
Maison	2022	48	2 644 €

Price per m² (DVF)

€4 256/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 Montbert

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 Montbert?

Commercial-premises support (search, lease, fit-out) isn't open yet. Leave your email and we'll let you know at launch.

FAQ

Why does Montbert 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.