🏙 Property in Viroflay: prices, rents, property tax and trends
🏘 Avenue Gaston Boissier — Viroflay (78220)
11 registered co-ownerships in the national register (RNIC) are attached to Avenue Gaston Boissier in Viroflay, for a total of 1,472 units. The 12 sales of flats recorded between 2024 and 2025 work out at a median price of €4,579/m² (−16% compared with the median for Viroflay, €5,431/m²).
Change in the median price per m² (flats)
| Year | Sales | Median price |
|---|---|---|
| 2024 | 6 | €4,093/m² |
| 2025 | 6 | €4,861/m² |
📋 Profile of Avenue Gaston Boissier
The buildings on Avenue Gaston Boissier in Viroflay: the most common construction period is before 1949 (64% of the buildings with a known date); individual heating dominates (40% collective heating, mostly with natural gas); only 18% have a lift. The median co-ownership has 21 units (up to 1000).
On the management side, 75% of the co-ownerships whose type of managing agent is known (8) are run by a professional managing agent, the rest being run by 2 cooperative managing agents. The most present firm, MAVILLE IMMOBILIER ADB OUEST, runs 2 of these co-ownerships out of the 6 run by a professional managing agent.
On the market, 12 sales were recorded in the street over the period covered, with a median price of €4,579/m² for flats, i.e. 16% below the median for Viroflay.
Statistics calculated on the co-ownerships of the street for which the information is recorded in the national register (RNIC).
🏛 Professional managing agents on Avenue Gaston Boissier
| Firm | Co-ownerships in the street | Units |
|---|---|---|
| MAVILLE IMMOBILIER ADB OUEST | 2 | 199 |
| ALTO SEQUANAIS | 1 | 130 |
| LAMY | 1 | 33 |
| AGENCE SAINT SIMON | 1 | 21 |
| LEA SYNDIC | 1 | 10 |
Legal entities declared in the national co-ownership register. Volunteer managing agents (individuals) are never named.
🏢 The co-ownerships on Avenue Gaston Boissier
🏷 Latest sales in the street
| Date | Property | Area | Price | €/m² |
|---|---|---|---|---|
| 08/2025 | Flat 3-room | 58 m² | €300,000 | 5,172 |
| 07/2025 | Flat 2-room | 37 m² | €187,040 | 5,055 |
| 05/2025 | Flat 2-room | 39 m² | €202,000 | 5,179 |
| 04/2025 | Flat 2-room | 51 m² | €238,000 | 4,667 |
| 03/2025 | Flat 3-room | 44 m² | €197,619 | 4,491 |
| 01/2025 | Flat 3-room | 84 m² | €355,000 | 4,226 |
| 07/2024 | Flat 5-room | 74 m² | €300,000 | 4,054 |
| 05/2024 | Flat 4-room | 79 m² | €188,000 | 2,380 |
| 03/2024 | Flat 3-room | 70 m² | €401,925 | 5,742 |
| 02/2024 | Flat 3-room | 50 m² | €176,500 | 3,530 |
| 01/2024 | Flat 3-room | 50 m² | €276,550 | 5,531 |
| 01/2024 | Flat 4-room | 62 m² | €256,143 | 4,131 |
Listings in Viroflay 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 Viroflay
❓ Frequently asked questions
How many co-ownerships are there on Avenue Gaston Boissier in Viroflay?
The national co-ownership register (RNIC) lists 11 co-ownerships attached to Avenue Gaston Boissier in Viroflay, for a total of 1,472 units.
What is the price per m² on Avenue Gaston Boissier in Viroflay?
According to the sales recorded between 2024 and 2025 (12 flats, DVF source), the median price is €4,579/m². Across the municipality, the median is €5,431/m².
Which managing agents run the co-ownerships on Avenue Gaston Boissier in Viroflay?
Among the co-ownerships run by a professional managing agent, the most present firms are: MAVILLE IMMOBILIER ADB OUEST (2), ALTO SEQUANAIS (1), LAMY (1). The full list is on this page.
How can I contact the managing agent of a co-ownership on Avenue Gaston Boissier?
Each listing shows the type of managing agent (professional or volunteer) and lets you contact Syndic Digital, which relays your request.