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Longvilliers cadastre

Yvelines (78)

Parcels
1,203
Cadastral sections
12
Recorded area (contenance)
1,296.2 ha
Commune code (INSEE)
78349

Sections

Planning

Planning document
Local zoning plan (PLU) (78349_PLU_20220520)

PLU zones (share of parcel area):

Zoning plan statistics: prescriptions, information areas and easements

Local plan prescriptions

For guidance only, from the Géoportail de l'Urbanisme extraction of 15 August 2026; the linked document may have been replaced since. Only the planning document's regulations and annexes are binding. A missing item means “not recorded”, not “no constraint”.

Parcels of the commune concerned, according to the Géoportail de l'Urbanisme:

Remarkable coastal area
397 parcels
Building restricted (environment, risks, public interest)
368 parcels
Protected built or landscape heritage
304 parcels
Classified woodland (EBC)
278 parcels
Development guidelines (OAP)
136 parcels
Protected garden or open land in a built-up area
42 parcels
Digital infrastructure sector
34 parcels
Buildings in a farm or natural zone
29 parcels
Ecological corridor (green and blue network)
18 parcels
Reserved site
8 parcels
Building placement rules
8 parcels
Limits on sealed surfaces
3 parcels
Road, path or public transport to keep or create
2 parcels

Local plan information

For guidance only, from the Géoportail de l'Urbanisme extraction of 15 August 2026; the linked document may have been replaced since. Only the planning document's regulations and annexes are binding. A missing item means “not recorded”, not “no constraint”.

Cover more than 90% of the parcels: Lead exposure risk area and Sanitation and waste.

Parcels of the commune concerned, according to the Géoportail de l'Urbanisme:

Other information
821 parcels
Soil information sector (pollution)
501 parcels
Urban pre-emption right
429 parcels
Transport noise sector
180 parcels
Archaeological site
33 parcels
Sensitive natural area pre-emption zone
12 parcels
Land divisions subject to declaration
7 parcels

Public-utility easements

For guidance only, from the Géoportail de l'Urbanisme extraction of 15 August 2026; the linked document may have been replaced since. Only the planning document's regulations and annexes are binding. A missing item means “not recorded”, not “no constraint”.

Cover more than 90% of the parcels: Listed or classified site.

Parcels of the commune concerned, according to the Géoportail de l'Urbanisme:

Protection forest
103 parcels
Listed monument and its surroundings
87 parcels
Railways
87 parcels
Remarkable heritage site
5 parcels

Addresses

242 addresses on 18 streets, from the Base Adresse Nationale (national address register). Each number links to its parcel when it is known.

See the 242 addresses

Risks

This information is for guidance only and has no regulatory force: it does not replace the risk statement (état des risques, ERRIAL) to be attached to a sale or a rental, which anyone can produce free of charge on Géorisques.

Seismic zone
Zone 1 (very low)
Radon potential
Category 1 (low)
Clay shrink-swell
34% of the parcels' area with high exposure, 19% medium
Risk prevention plan
Natural or mining risk plan (PM1): 163 parcels within a perimeter recorded in the Géoportail de l'Urbanisme

Property prices

Loading prices…

The cadastre is a tax record: it does not prove ownership. Why?

The cadastre is a tax record: it does not prove ownership and its boundaries have no legal force (only a surveyor's boundary marking does). Its plan is approximate: especially where it is old, it can be offset by a few metres from the buildings and the aerial imagery. The owner's name is not shown. Boundary marking (Service Public, in French)