🏙 Property in Montesson: prices, rents, property tax and trends
🏘 Rue Maurice Berteaux — Montesson (78360)
5 registered co-ownerships in the national register (RNIC) are attached to Rue Maurice Berteaux in Montesson, for a total of 64 units. The 4 sales of flats recorded between 2024 and 2025 work out at a median price of €3,799/m² (−9% compared with the median for Montesson, €4,161/m²).
Change in the median price per m² (flats)
| Year | Sales | Median price |
|---|---|---|
| 2024 | 1 | €3,750/m² |
| 2025 | 3 | €3,847/m² |
📋 Profile of Rue Maurice Berteaux
The buildings on Rue Maurice Berteaux in Montesson: 75% of the buildings date from before 1949, among those whose age is recorded; individual heating dominates (0% collective heating); only 0% have a lift. These are mostly small co-ownerships (median of 10 units, 100% with 20 units or fewer).
On the market, 8 sales were recorded in the street over the period covered, with a median price of €3,799/m² for flats, i.e. 9% below the median for Montesson.
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 Maurice Berteaux
| Firm | Co-ownerships in the street | Units |
|---|---|---|
| COTOIT | 1 | 20 |
| IMMOBILIERE DU PARC 1866 | 1 | 17 |
Legal entities declared in the national co-ownership register. Volunteer managing agents (individuals) are never named.
🏢 The co-ownerships on Rue Maurice Berteaux
🏷 Latest sales in the street
| Date | Property | Area | Price | €/m² |
|---|---|---|---|---|
| 10/2025 | Flat 1-room | 30 m² | €110,000 | 3,667 |
| 10/2025 | House 4-room | 68 m² | €288,160 | 4,238 |
| 09/2025 | Flat 1-room | 30 m² | €115,400 | 3,847 |
| 08/2025 | House 2-room | 40 m² | €297,000 | 7,425 |
| 08/2025 | Flat 3-room | 68 m² | €266,900 | 3,925 |
| 02/2025 | House 4-room | 72 m² | €545,000 | 7,569 |
| 12/2024 | House 2-room | 34 m² | €190,000 | 5,588 |
| 02/2024 | Flat 2-room | 32 m² | €120,000 | 3,750 |
Listings in Montesson 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 Montesson
❓ Frequently asked questions
How many co-ownerships are there on Rue Maurice Berteaux in Montesson?
The national co-ownership register (RNIC) lists 5 co-ownerships attached to Rue Maurice Berteaux in Montesson, for a total of 64 units.
What is the price per m² on Rue Maurice Berteaux in Montesson?
According to the sales recorded between 2024 and 2025 (4 flats, DVF source), the median price is €3,799/m². Across the municipality, the median is €4,161/m².
Which managing agents run the co-ownerships on Rue Maurice Berteaux in Montesson?
Among the co-ownerships run by a professional managing agent, the most present firms are: COTOIT (1), IMMOBILIERE DU PARC 1866 (1). The full list is on this page.
How can I contact the managing agent of a co-ownership on Rue Maurice Berteaux?
Each listing shows the type of managing agent (professional or volunteer) and lets you contact Syndic Digital, which relays your request.