🏙 Property in Houilles: prices, rents, property tax and trends
🏘 Rue Gay-lussac — Houilles (78800)
9 registered co-ownerships in the national register (RNIC) are attached to Rue Gay-lussac in Houilles, for a total of 304 units. The 14 sales of flats recorded between 2024 and 2025 work out at a median price of €4,545/m² (−3% compared with the median for Houilles, €4,680/m²).
Change in the median price per m² (flats)
| Year | Sales | Median price |
|---|---|---|
| 2024 | 8 | €4,545/m² |
| 2025 | 6 | €4,658/m² |
📋 Profile of Rue Gay-lussac
The buildings on Rue Gay-lussac in Houilles: the most common construction period is between 1975 and 1993 (25% of the buildings with a known date); individual heating dominates (13% collective heating); only 11% have a lift. The median co-ownership has 18 units (up to 113).
On the management side, 80% of the co-ownerships whose type of managing agent is known (5) are run by a professional managing agent, the rest being run by 1 cooperative managing agent. The most present firm, AGENCE BAES, runs 2 of these co-ownerships out of the 4 run by a professional managing agent.
On the market, 19 sales were recorded in the street over the period covered, with a median price of €4,545/m² for flats, a level comparable to the median for Houilles.
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 Gay-lussac
| Firm | Co-ownerships in the street | Units |
|---|---|---|
| AGENCE BAES | 2 | 51 |
| LAMY | 1 | 113 |
| FONCIA MANSART | 1 | 66 |
Legal entities declared in the national co-ownership register. Volunteer managing agents (individuals) are never named.
🏢 The co-ownerships on Rue Gay-lussac
🏷 Latest sales in the street
| Date | Property | Area | Price | €/m² |
|---|---|---|---|---|
| 12/2025 | Flat 3-room | 52 m² | €224,370 | 4,315 |
| 12/2025 | Flat 1-room | 22 m² | €110,000 | 5,000 |
| 11/2025 | Flat 2-room | 38 m² | €163,000 | 4,289 |
| 11/2025 | House 6-room | 105 m² | €565,000 | 5,381 |
| 08/2025 | House 4-room | 83 m² | €469,000 | 5,651 |
| 06/2025 | House 4-room | 96 m² | €425,000 | 4,427 |
| 05/2025 | Flat 4-room | 68 m² | €274,800 | 4,041 |
| 04/2025 | House 5-room | 103 m² | €542,000 | 5,262 |
| 04/2025 | House 4-room | 97 m² | €757,500 | 7,809 |
| 03/2025 | Flat 1-room | 22 m² | €130,000 | 5,909 |
| 01/2025 | Flat 1-room | 22 m² | €120,000 | 5,455 |
| 12/2024 | Flat 1-room | 22 m² | €100,000 | 4,545 |
Listings in Houilles 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 Houilles
❓ Frequently asked questions
How many co-ownerships are there on Rue Gay-lussac in Houilles?
The national co-ownership register (RNIC) lists 9 co-ownerships attached to Rue Gay-lussac in Houilles, for a total of 304 units.
What is the price per m² on Rue Gay-lussac in Houilles?
According to the sales recorded between 2024 and 2025 (14 flats, DVF source), the median price is €4,545/m². Across the municipality, the median is €4,680/m².
Which managing agents run the co-ownerships on Rue Gay-lussac in Houilles?
Among the co-ownerships run by a professional managing agent, the most present firms are: AGENCE BAES (2), LAMY (1), FONCIA MANSART (1). The full list is on this page.
How can I contact the managing agent of a co-ownership on Rue Gay-lussac?
Each listing shows the type of managing agent (professional or volunteer) and lets you contact Syndic Digital, which relays your request.