🏙 Property in Boulogne-Billancourt: prices, rents, property tax and trends
🏘 Rue Castéja — Boulogne-Billancourt (92100)
7 registered co-ownerships in the national register (RNIC) are attached to Rue Castéja in Boulogne-Billancourt, for a total of 940 units. The 10 sales of flats recorded between 2024 and 2025 work out at a median price of €7,873/m² (−5% compared with the median for Boulogne-Billancourt, €8,289/m²).
Change in the median price per m² (flats)
| Year | Sales | Median price |
|---|---|---|
| 2024 | 6 | €7,967/m² |
| 2025 | 4 | €7,556/m² |
📋 Profile of Rue Castéja
The buildings on Rue Castéja in Boulogne-Billancourt: 43% of the co-ownerships whose construction period is known date from the period 1949-1960; the co-ownerships are to a fair extent fitted with collective heating (57%), mainly fuelled by natural gas; 100% have at least one lift. The co-ownerships there are large (median of 102 units, up to 258).
On the management side, 100% of the co-ownerships whose type of managing agent is known (5) are run by a professional managing agent. The most present firm, CASTIN GILLES VILLARET, runs 2 of these co-ownerships out of the 5 run by a professional managing agent.
On the market, 10 sales were recorded in the street over the period covered, with a median price of €7,873/m² for flats, i.e. 5% below the median for Boulogne-Billancourt.
Statistics calculated on the co-ownerships of the street for which the information is recorded in the national register (RNIC).
🏛 Professional managing agents on Rue Castéja
| Firm | Co-ownerships in the street | Units |
|---|---|---|
| CASTIN GILLES VILLARET | 2 | 511 |
| LMHT | 2 | 203 |
| REGIE BOULONNAISE HABITAT SCHOLER | 1 | 102 |
Legal entities declared in the national co-ownership register. Volunteer managing agents (individuals) are never named.
🏢 The co-ownerships on Rue Castéja
🏷 Latest sales in the street
| Date | Property | Area | Price | €/m² |
|---|---|---|---|---|
| 12/2025 | Flat 2-room | 58 m² | €460,000 | 7,931 |
| 11/2025 | Flat 2-room | 46 m² | €471,800 | 10,257 |
| 06/2025 | Flat 2-room | 50 m² | €359,000 | 7,180 |
| 01/2025 | Flat 1-room | 30 m² | €175,000 | 5,833 |
| 12/2024 | Flat 4-room | 112 m² | €194,000 | 1,732 |
| 11/2024 | Flat 3-room | 69 m² | €539,155 | 7,814 |
| 10/2024 | Flat 1-room | 25 m² | €203,000 | 8,120 |
| 09/2024 | Flat 1-room | 9 m² | €84,000 | 9,333 |
| 09/2024 | Flat 1-room | 9 m² | €76,000 | 8,444 |
| 06/2024 | Flat 3-room | 69 m² | €521,000 | 7,551 |
Listings in Boulogne-Billancourt on Leboncoin
Single-property sales (excluding grouped sales), without street numbers. Source: “Demandes de valeurs foncières” © DGFiP / Etalab, Open Licence 2.0. Co-ownerships: national co-ownership register; addresses: Base Adresse Nationale. Syndic Digital is not affiliated with Leboncoin.
📍 Other streets in Boulogne-Billancourt
❓ Frequently asked questions
How many co-ownerships are there on Rue Castéja in Boulogne-Billancourt?
The national co-ownership register (RNIC) lists 7 co-ownerships attached to Rue Castéja in Boulogne-Billancourt, for a total of 940 units.
What is the price per m² on Rue Castéja in Boulogne-Billancourt?
According to the sales recorded between 2024 and 2025 (10 flats, DVF source), the median price is €7,873/m². Across the municipality, the median is €8,289/m².
Which managing agents run the co-ownerships on Rue Castéja in Boulogne-Billancourt?
Among the co-ownerships run by a professional managing agent, the most present firms are: CASTIN GILLES VILLARET (2), LMHT (2), REGIE BOULONNAISE HABITAT SCHOLER (1). The full list is on this page.
How can I contact the managing agent of a co-ownership on Rue Castéja?
Each listing shows the type of managing agent (professional or volunteer) and lets you contact Syndic Digital, which relays your request.