Why does Le Chesnay-Rocquencourt 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 Le Chesnay-Rocquencourt (78150)

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

Identified commercial brownfields

2 brownfields · 222 899 m² (land area)

See the brownfield sites

Site	Status	Area
Appel à projet Recyclage Foncier 2021 2nde édition (Dossier N° 5924193) - Île-de-France - 78 - Yvelines - Louveciennes (78430) - friche: VILLEVERT	friche avec projet	222 219 m²
Station ELF (BP)	friche potentielle	680 m²

Building permits (24 months)

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

See the permits

Date	Activity	Area
2025-05	Administration publique (84.11Z)	26 345 m²
2024-01	Production d'énergie (35.30Z)	0 m²
2023-11		770 m²
2023-02		340 m²
2022-10		1 334 m²
2022-10		141 506 m²
2022-09		932 m²
2022-08		31 743 m²

DVF transactions (5 years)

1288 commercial property mutations

See breakdown by year

Type	Year	Transactions	Price/m²
Appartement	2025	145	6 228 €
Commerce	2025	8	5 584 €
Maison	2025	41	8 006 €
Appartement	2024	112	5 523 €
Commerce	2024	10	6 199 €
Maison	2024	51	8 298 €
Appartement	2023	121	6 127 €
Commerce	2023	11	7 740 €
Maison	2023	52	10 920 €
Appartement	2022	249	7 151 €
Commerce	2022	28	8 890 €
Maison	2022	85	7 323 €

Price per m² (DVF)

€8 067/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 Le Chesnay-Rocquencourt

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.

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FAQ

Why does Le Chesnay-Rocquencourt 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.