🏙 Property in Boulogne-Billancourt: prices, rents, property tax and trends
🏘 Rue Carnot — Boulogne-Billancourt (92100)
26 registered co-ownerships in the national register (RNIC) are attached to Rue Carnot in Boulogne-Billancourt, for a total of 851 units. The 15 sales of flats recorded between 2024 and 2025 work out at a median price of €8,433/m² (+2% compared with the median for Boulogne-Billancourt, €8,289/m²).
Change in the median price per m² (flats)
| Year | Sales | Median price |
|---|---|---|
| 2024 | 9 | €8,379/m² |
| 2025 | 6 | €9,165/m² |
📋 Profile of Rue Carnot
The buildings on Rue Carnot in Boulogne-Billancourt: 40% of the buildings date from before 1949, among those whose age is recorded; individual heating dominates (36% collective heating, mostly with natural gas); only 31% have a lift. The median co-ownership has 20 units (up to 115).
On the management side, 100% of the co-ownerships whose type of managing agent is known (16) are run by a professional managing agent. The most present firm, WALTER GESTION, runs 3 of these co-ownerships out of the 16 run by a professional managing agent.
On the market, 16 sales were recorded in the street over the period covered, with a median price of €8,433/m² for flats, a level comparable to 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 Carnot
| Firm | Co-ownerships in the street | Units |
|---|---|---|
| WALTER GESTION | 3 | 85 |
| ARTESIA GESTION | 2 | 30 |
| TIFFENCOGE | 1 | 89 |
| SOCIETAS | 1 | 79 |
| T I G | 1 | 47 |
| FONCIA AGENCE CENTRALE | 1 | 45 |
| MONTFORT ET BON | 1 | 28 |
| R. J. TRODE ET COMPAGNIE | 1 | 27 |
Legal entities declared in the national co-ownership register. Volunteer managing agents (individuals) are never named.
🏢 The co-ownerships on Rue Carnot
🏷 Latest sales in the street
| Date | Property | Area | Price | €/m² |
|---|---|---|---|---|
| 12/2025 | Flat 3-room | 100 m² | €2,157,350 | 21,574 |
| 12/2025 | Flat 4-room | 101 m² | €720,200 | 7,131 |
| 10/2025 | Flat 5-room | 135 m² | €1,640,200 | 12,150 |
| 06/2025 | House 2-room | 43 m² | €350,000 | 8,140 |
| 04/2025 | Flat 1-room | 25 m² | €206,900 | 8,276 |
| 03/2025 | Flat 4-room | 96 m² | €950,000 | 9,896 |
| 03/2025 | Flat 2-room | 49 m² | €413,200 | 8,433 |
| 12/2024 | Flat 1-room | 30 m² | €20,000 | 667 |
| 10/2024 | Flat 2-room | 45 m² | €466,000 | 10,356 |
| 09/2024 | Flat 1-room | 23 m² | €212,500 | 9,239 |
| 07/2024 | Flat 1-room | 29 m² | €243,000 | 8,379 |
| 07/2024 | Flat 1-room | 29 m² | €258,000 | 8,897 |
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 Carnot in Boulogne-Billancourt?
The national co-ownership register (RNIC) lists 26 co-ownerships attached to Rue Carnot in Boulogne-Billancourt, for a total of 851 units.
What is the price per m² on Rue Carnot in Boulogne-Billancourt?
According to the sales recorded between 2024 and 2025 (15 flats, DVF source), the median price is €8,433/m². Across the municipality, the median is €8,289/m².
Which managing agents run the co-ownerships on Rue Carnot in Boulogne-Billancourt?
Among the co-ownerships run by a professional managing agent, the most present firms are: WALTER GESTION (3), ARTESIA GESTION (2), TIFFENCOGE (1). The full list is on this page.
How can I contact the managing agent of a co-ownership on Rue Carnot?
Each listing shows the type of managing agent (professional or volunteer) and lets you contact Syndic Digital, which relays your request.