Why does Houdan 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 Houdan (78550)

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

Identified commercial brownfields

2 brownfields · 99 340 m² (land area)

See the brownfield sites

Site	Status	Area
Appel à projet Fonds Vert 2023 -Ex entrepôts de la Boldoflorine	friche avec projet	13 825 m²
78310_25409	friche sans projet	85 515 m²

Building permits (24 months)

2 non-residential permits granted · top sector: Activités immobilières (68.20B)

See the permits

Date	Activity	Area
2026-03	Activités immobilières (68.20B)	2 791 m²
2024-07		4 630 m²
2023-04		1 505 m²
2023-04		1 475 m²
2022-09	Autres produits minéraux (23.61Z)	2 404 m²

DVF transactions (5 years)

425 commercial property mutations

See breakdown by year

Type	Year	Transactions	Price/m²
Appartement	2025	36	5 968 €
Commerce	2025	16	3 639 €
Maison	2025	33	3 374 €
Appartement	2024	32	4 135 €
Commerce	2024	17	11 503 €
Maison	2024	21	4 141 €
Appartement	2023	39	5 075 €
Commerce	2023	14	3 005 €
Maison	2023	26	3 554 €
Appartement	2022	36	3 369 €
Commerce	2022	7	1 887 €
Maison	2022	45	3 462 €

Price per m² (DVF)

€2 769/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 Houdan

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 Houdan?

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FAQ

Why does Houdan 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.