🏙 Property in Croissy-sur-Seine: prices, rents, property tax and trends
🏘 Avenue Carnot — Croissy-sur-Seine (78290)
6 registered co-ownerships in the national register (RNIC) are attached to Avenue Carnot in Croissy-sur-Seine, for a total of 275 units. The 5 sales of flats recorded between 2024 and 2025 work out at a median price of €6,105/m² (+17% compared with the median for Croissy-sur-Seine, €5,204/m²).
Change in the median price per m² (flats)
| Year | Sales | Median price |
|---|---|---|
| 2024 | 1 | €5,758/m² |
| 2025 | 4 | €6,483/m² |
📋 Profile of Avenue Carnot
The buildings on Avenue Carnot in Croissy-sur-Seine: 40% of the co-ownerships whose construction period is known date from the period 1975-1993; individual heating dominates (20% collective heating); 50% have at least one lift. The median co-ownership has 46 units (up to 84).
On the management side, 50% of the co-ownerships whose type of managing agent is known (6) are run by a professional managing agent, the rest being run by 1 volunteer managing agent and 2 cooperative managing agents. The most present firm, IFF GESTION, runs 2 of these co-ownerships out of the 3 run by a professional managing agent.
On the market, 5 sales were recorded in the street over the period covered, with a median price of €6,105/m² for flats, i.e. 17% above the median for Croissy-sur-Seine.
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 Carnot
| Firm | Co-ownerships in the street | Units |
|---|---|---|
| IFF GESTION | 2 | 135 |
| FONCIA MANSART | 1 | 16 |
Legal entities declared in the national co-ownership register. Volunteer managing agents (individuals) are never named.
🏢 The co-ownerships on Avenue Carnot
🏷 Latest sales in the street
| Date | Property | Area | Price | €/m² |
|---|---|---|---|---|
| 10/2025 | Flat 1-room | 30 m² | €183,150 | 6,105 |
| 08/2025 | Flat 3-room | 53 m² | €285,000 | 5,377 |
| 02/2025 | Flat 2-room | 48 m² | €335,000 | 6,979 |
| 01/2025 | Flat 1-room | 35 m² | €240,100 | 6,860 |
| 03/2024 | Flat 5-room | 77 m² | €443,400 | 5,758 |
Listings in Croissy-sur-Seine 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 Croissy-sur-Seine
❓ Frequently asked questions
How many co-ownerships are there on Avenue Carnot in Croissy-sur-Seine?
The national co-ownership register (RNIC) lists 6 co-ownerships attached to Avenue Carnot in Croissy-sur-Seine, for a total of 275 units.
What is the price per m² on Avenue Carnot in Croissy-sur-Seine?
According to the sales recorded between 2024 and 2025 (5 flats, DVF source), the median price is €6,105/m². Across the municipality, the median is €5,204/m².
Which managing agents run the co-ownerships on Avenue Carnot in Croissy-sur-Seine?
Among the co-ownerships run by a professional managing agent, the most present firms are: IFF GESTION (2), FONCIA MANSART (1). The full list is on this page.
How can I contact the managing agent of a co-ownership on Avenue Carnot?
Each listing shows the type of managing agent (professional or volunteer) and lets you contact Syndic Digital, which relays your request.