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Champlan cadastre

Essonne (91)

Parcels
2,212
Cadastral sections
15
Recorded area (contenance)
288.6 ha
Commune code (INSEE)
91136

Sections

Planning

Planning document
Local zoning plan (PLU) (91136_PLU_20260113)

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:

Development guidelines (OAP)
243 parcels
Reserved site
174 parcels
Parking
161 parcels
Classified woodland (EBC)
97 parcels
Building restricted (environment, risks, public interest)
51 parcels
Remarkable coastal area
13 parcels
Social housing quota sector
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”.

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

Other information
772 parcels
Joint development zone (ZAC)
223 parcels
National interest operation (OIN)
52 parcels
Urban pre-emption right
1 parcel

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”.

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

Power lines
197 parcels
Railways
123 parcels
Classified installation or polluted site
1 parcel

Addresses

1,040 addresses on 53 streets, from the Base Adresse Nationale (national address register). Each number links to its parcel when it is known.

See the 1,040 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
58% of the parcels' area with high exposure, 42% medium
Risk prevention plan
Natural or mining risk plan (PM1): 75 parcels within a perimeter recorded in the Géoportail de l'Urbanisme

Property prices

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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)