Municipality
Boulogne-Billancourt: prices, building works and schools
What public data says about Boulogne-Billancourt: recent sale prices, granted building permits, catchment-area secondary schools and registered condominiums. Every figure is dated and sourced.
Recent sale prices
- 8,703 €/m² for flats, from 6,225 sales
- 13,336 €/m² for houses, from 133 sales
Sales retained from January 4, 2022 to December 31, 2025 — 6,358 in total. Source: French land value records (DVF), published with about a six-month lag.
These prices describe the municipality's market, not the value of a specific property. For an address, open its page.
What is being built
136 granted building permits, about 34 a year.
The public source only releases granted authorisations: applications still under review are not included.
Catchment-area schools
4 state secondary schools serve addresses in this municipality:
- Collège Bartholdi
- Collège Jacqueline Auriol
- Collège Jean Renoir
- Collège Landowski
The school depends on the exact address, sometimes on the side of the street. An address page gives the one that applies.
Condominiums
2,188 condominiums registered in the national register.
The register is self-declared: a condominium missing from it is not a condominium that does not exist.
A specific address in Boulogne-Billancourt?
An address page goes further: sales in the immediate neighbourhood, building works within 500 m, risks, energy performance certificates and condominium.
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Figures computed on August 14, 2026 from ingested public data. They change only when data is re-ingested.