🏙 Property in Cergy: prices, rents, property tax and trends
🏘 Boulevard d'Erkrath — Cergy (95800)
5 registered co-ownerships in the national register (RNIC) are attached to Boulevard d'Erkrath in Cergy, for a total of 658 units. The 20 sales of flats recorded between 2024 and 2025 work out at a median price of €3,385/m² (+5% compared with the median for Cergy, €3,226/m²).
Change in the median price per m² (flats)
| Year | Sales | Median price |
|---|---|---|
| 2024 | 6 | €3,246/m² |
| 2025 | 14 | €3,533/m² |
📋 Profile of Boulevard d'Erkrath
The buildings on Boulevard d'Erkrath in Cergy: the most common construction period is after 2011 (60% of the buildings with a known date); the co-ownerships are overwhelmingly fitted with collective heating (80%), mainly fuelled by natural gas; 100% have at least one lift. The co-ownerships there are large (median of 163 units, up to 234).
On the management side, 100% of the co-ownerships whose type of managing agent is known (4) are run by a professional managing agent. The most present firm, SYNDIL, runs 2 of these co-ownerships out of the 4 run by a professional managing agent.
On the market, 20 sales were recorded in the street over the period covered, with a median price of €3,385/m² for flats, i.e. 5% above the median for Cergy.
Statistics calculated on the co-ownerships of the street for which the information is recorded in the national register (RNIC).
🏛 Professional managing agents on Boulevard d'Erkrath
| Firm | Co-ownerships in the street | Units |
|---|---|---|
| SYNDIL | 2 | 91 |
| LAMY | 1 | 170 |
| MANDA (EX- HELLO SYNDIC) | 1 | 163 |
Legal entities declared in the national co-ownership register. Volunteer managing agents (individuals) are never named.
🏢 The co-ownerships on Boulevard d'Erkrath
🏷 Latest sales in the street
| Date | Property | Area | Price | €/m² |
|---|---|---|---|---|
| 12/2025 | Flat 2-room | 38 m² | €153,000 | 4,026 |
| 12/2025 | Flat 2-room | 36 m² | €146,000 | 4,056 |
| 10/2025 | Flat 3-room | 69 m² | €235,000 | 3,406 |
| 10/2025 | Flat 3-room | 55 m² | €185,000 | 3,364 |
| 07/2025 | Flat 1-room | 30 m² | €115,000 | 3,833 |
| 07/2025 | Flat 4-room | 79 m² | €225,000 | 2,848 |
| 07/2025 | Flat 2-room | 42 m² | €167,800 | 3,995 |
| 06/2025 | Flat 2-room | 44 m² | €181,000 | 4,114 |
| 05/2025 | Flat 2-room | 39 m² | €145,000 | 3,718 |
| 04/2025 | Flat 3-room | 64 m² | €205,000 | 3,203 |
| 04/2025 | Flat 4-room | 80 m² | €205,000 | 2,563 |
| 02/2025 | Flat 4-room | 80 m² | €265,000 | 3,313 |
Listings in Cergy 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 Cergy
❓ Frequently asked questions
How many co-ownerships are there on Boulevard d'Erkrath in Cergy?
The national co-ownership register (RNIC) lists 5 co-ownerships attached to Boulevard d'Erkrath in Cergy, for a total of 658 units.
What is the price per m² on Boulevard d'Erkrath in Cergy?
According to the sales recorded between 2024 and 2025 (20 flats, DVF source), the median price is €3,385/m². Across the municipality, the median is €3,226/m².
Which managing agents run the co-ownerships on Boulevard d'Erkrath in Cergy?
Among the co-ownerships run by a professional managing agent, the most present firms are: SYNDIL (2), LAMY (1), MANDA (EX- HELLO SYNDIC) (1). The full list is on this page.
How can I contact the managing agent of a co-ownership on Boulevard d'Erkrath?
Each listing shows the type of managing agent (professional or volunteer) and lets you contact Syndic Digital, which relays your request.