Onex
Municipality in the canton of Geneva FSO no. 6631 Data 2025, as of 29 Sept 2026
In 2025, 33 of 8’462 dwellings stood vacant in Onex, a vacancy rate of 0.39%.
The vacancy rate rose from 0.28% in 2016 to 0.39% in 2025 (+0.11 pp).
That is the 18th highest vacancy rate of 45 municipalities in the canton of Geneva.
Key figures 2025
- Vacancy rate
- 0.39%
- Vacant dwellings
- 33
- Dwelling stock
- 8’462
Vacancy trend 2016-2025
| Year | Rate | Vacant | Stock |
|---|---|---|---|
| 2025 | 0.39% | 33 | 8’462 |
| 2024 | 0.18% | 15 | 8’333 |
| 2023 | 0.29% | 25 | 8’621 |
| 2022 | 0.22% | 19 | 8’636 |
| 2021 | 0.21% | 18 | 8’571 |
| 2020 | 0.20% | 17 | 8’500 |
| 2019 | 0.37% | 31 | 8’378 |
| 2018 | 0.24% | 20 | 8’333 |
| 2017 | 0.12% | 10 | 8’333 |
| 2016 | 0.28% | 23 | 8’214 |
Breakdown of vacant dwellings
Of the 33 vacant dwellings, 4 are in single-family houses and 29 in multi-family houses; 29 are for rent and 4 for sale; 0 are new and 33 older.
House type
| House type | Vacant | Rate | Share of vacant |
|---|---|---|---|
| Single-family houses | 4 | 0.05% | 12.1% |
| Multi-family houses | 29 | 0.34% | 87.9% |
Sale / rent
| Sale / rent | Vacant | Rate | Share of vacant |
|---|---|---|---|
| For sale | 4 | 0.05% | 12.1% |
| For rent | 29 | 0.34% | 87.9% |
Dwelling age
| Dwelling age | Vacant | Rate | Share of vacant |
|---|---|---|---|
| New dwellings | 0 | 0.00% | 0% |
| Older dwellings | 33 | 0.39% | 100% |
Comparison
The canton of Geneva average is 0.34% (858 vacant of 252’353 dwellings).
Across Switzerland it is 1.00% (48’455 vacant of 4’845’500 dwellings).
| Comparison | Rate | Vacant | Stock |
|---|---|---|---|
| Onex | 0.39% | 33 | 8’462 |
| Geneva | 0.34% | 858 | 252’353 |
| Switzerland | 1.00% | 48’455 | 4’845’500 |
More municipalities in the canton of Geneva
- Genève0.36%
- Lancy0.16%
- Vernier0.18%
- Carouge (GE)0.30%
- Meyrin0.16%
- Thônex0.28%
- Chêne-Bougeries0.34%
- Versoix0.52%
- Le Grand-Saconnex0.38%
- Bernex0.23%
- Plan-les-Ouates0.21%
- Veyrier0.31%
Source and method
Source: Federal Statistical Office (FSO), survey of vacant dwellings (Leerwohnungszählung), via stats.swiss. The dwelling stock is estimated from the published counts and rates.
House type, tenure and dwelling age are three independent breakdowns of the same vacant dwellings; they cannot be combined (there is no "rented new dwelling" figure).
Vacancy data for 2025, statistics computed on 29 Sept 2026.