Why does Authon 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 Authon (41310)

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

Identified commercial brownfields

1 brownfields · 0 m² total

See the brownfield sites

Site	Status	Area
Décharge municipale	friche sans projet	—

Building permits (24 months)

Sit@del data unavailable

DVF transactions (5 years)

115 commercial property mutations

See breakdown by year

Type	Year	Transactions	Price/m²
Maison	2025	16	1 774 €
Maison	2024	19	1 446 €
Commerce	2023	1	1 806 €
Maison	2023	12	2 008 €
Appartement	2022	1	613 €
Commerce	2022	2	900 €
Maison	2022	15	1 468 €

Median price per m² (DVF)

€1 843/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 Authon

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 Authon?

We point you to commercial-premises professionals (search, lease, fit-out). Tell us about your project.

FAQ

Why does Authon 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.