Planning Intelligence France

France › Areas › Sannois

Building permits and projects in Sannois

297 building permits

A real permit, blanked out

Works on an existing building (extension without conversion) — public or community services (57 m²). Site area 3,642 m²

Where
Sannois
Month
2026-01
Trades
Excavation & demolition, Concrete & structural +4

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Source: SDES — Ministère de la Transition écologique, the official register. Newest entry: 2026-07-21.

Busiest trades here: Concrete & structural (297) → France · Electrical (297) → France · Plumbing & drainage (297) → France · HVAC & ventilation (291)

Nearby localities: Ermont · Argenteuil · Franconville · Eaubonne · Le Plessis-Bouchard · Saint-Gratien

Most recent cases

What is being built Decision Date Reference
New construction — 1 dwelling, 87 m² of housing floor area. Site area 435 m² GRANTED Decided 2026-07-21 Not in a subscription yet
Works on an existing building (extension without conversion) — retail (58 m²). Site area 217 m² GRANTED Decided 2026-06-19 Not in a subscription yet
Works on an existing building (extension without conversion) — public or community services (57 m²). Site… GRANTED Decided 2026-01-29 Included in France · public works

Included in the subscriptions on sale: 11 of 297

France · public works · €69/month excl. VAT, that is €2.27 a day

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297 building permits on record, 286 granted.

297permits
286granted

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Sannois
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What is being built Decision Date Reference
New construction — public or community services (88 m²). Site area 701 m² GRANTED Decided 2026-01-16 [subscribers only]
New construction — public or community services (110 m²). Site area 16,481 m² GRANTED Decided 2026-01-16 [subscribers only]
Works on an existing building (extension without conversion) — public or community services (27 m²). Site… GRANTED Decided 2025-09-11 [subscribers only]
Works on an existing building (raising the roof) — public or community services (764 m²). Site area 399 m² GRANTED Decided 2025-04-24 [subscribers only]
Not in a subscription on sale: 23 more on this page
What is being built Decision Date Reference
Works on an existing building (extension without conversion) — public or community services (1,143 m²). Site… GRANTED Decided 2026-06-01 [not in any subscription on sale]
New construction — 1 dwelling, 126 m² of housing floor area. Site area 1,666 m² GRANTED Decided 2026-05-26 [not in any subscription on sale]
Works on an existing building (extension without conversion) — public or community services (248 m²). Site… GRANTED Decided 2026-04-13 [not in any subscription on sale]
New construction — 1 dwelling, 142 m² of housing floor area. Site area 783 m² GRANTED Decided 2026-04-10 [not in any subscription on sale]
New construction — 1 dwelling, 112 m² of housing floor area. Site area 262 m² GRANTED Decided 2026-04-02 [not in any subscription on sale]
New construction (extension without conversion) — 1 dwelling, 45 m² of housing floor area. Site area 559 m² GRANTED Decided 2026-01-27 [not in any subscription on sale]
New construction — 1 dwelling, 119 m² of housing floor area. Site area 372 m² GRANTED Decided 2025-10-03 [not in any subscription on sale]
Works on an existing building (extension without conversion) — public or community services (200 m²). Site… GRANTED Decided 2025-09-30 [not in any subscription on sale]
Works on an existing building (conversion without extension) — retail (72 m²), offices (10 m²). Site area… GRANTED Decided 2025-08-07 [not in any subscription on sale]
Works on an existing building (conversion without extension) — 4 dwellings, 210 m² of housing floor area… GRANTED Decided 2025-08-01 [not in any subscription on sale]
Works on an existing building (extension without conversion) — public or community services (227 m²). Site… GRANTED Decided 2025-06-23 [not in any subscription on sale]
New construction — 1 dwelling, 167 m² of housing floor area. Site area 687 m² GRANTED Decided 2025-06-17 [not in any subscription on sale]
New construction — 1 dwelling, 102 m² of housing floor area. Site area 638 m² GRANTED Decided 2025-06-12 [not in any subscription on sale]
Works on an existing building (extension without conversion) — retail (1,919 m²). Site area 6,353 m² GRANTED Decided 2025-05-28 [not in any subscription on sale]
Works on an existing building (conversion without extension) — retail (83 m²). Site area 1,817 m² GRANTED Decided 2025-05-19 [not in any subscription on sale]
New construction — 1 dwelling, 187 m² of housing floor area. Site area 118 m² GRANTED Decided 2025-01-29 [not in any subscription on sale]
New construction — 1 dwelling, 220 m² of housing floor area. Site area 2,140 m² GRANTED Decided 2025-01-28 [not in any subscription on sale]
Works on an existing building (extension without conversion) — hotel accommodation (5 m²), retail (5 m²)… GRANTED Decided 2025-01-27 [not in any subscription on sale]
New construction — 1 dwelling, 412 m² of housing floor area. Site area 812 m² GRANTED Decided 2025-01-16 [not in any subscription on sale]
Works on an existing building (extension without conversion) — retail (28 m²). Site area 1,415 m² GRANTED Decided 2025-01-07 [not in any subscription on sale]
Works on an existing building (extension without conversion) — public or community services (69 m²). Site… GRANTED Decided 2024-10-28 [not in any subscription on sale]
Works on an existing building (extension without conversion) — public or community services (1,516 m²). Site… GRANTED Decided 2024-10-14 [not in any subscription on sale]
New construction — 1 dwelling, 341 m² of housing floor area. Site area 501 m² GRANTED Decided 2024-10-11 [not in any subscription on sale]

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