Cartofriches brownfields, Sit@del building permits, DVF commercial property transactions in Clais. Public data aggregated to assess a location before field visits.
Identified commercial brownfields
3 brownfields · 15 084 m² (land area)
See the brownfield sites
Site
Status
Area
Maison rue du marais
friche sans projet
12 553 m²
Maisonnette Fresnoy-en-Val
friche sans projet
714 m²
Maison rue du val Ricard
friche sans projet
1 817 m²
Building permits (24 months)
Sit@del data unavailable
DVF transactions (5 years)
18 commercial property mutations
See breakdown by year
Type
Year
Transactions
Price/m²
Maison
2025
3
1 707 €
Maison
2023
4
1 282 €
Maison
2022
9
2 139 €
Price per m² (DVF)
€1 679/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 Clais
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 Clais?
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 Clais 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.