Therwil
Municipality in the canton of Basel-Landschaft FSO no. 2775 Data 2025, as of 29 Sept 2026
In 2025, 42 of 4’884 dwellings stood vacant in Therwil, a vacancy rate of 0.86%.
The vacancy rate rose from 0.24% in 2016 to 0.86% in 2025 (+0.62 pp).
That is the 21st highest vacancy rate of 86 municipalities in the canton of Basel-Landschaft.
Key figures 2025
- Vacancy rate
- 0.86%
- Vacant dwellings
- 42
- Dwelling stock
- 4’884
Vacancy trend 2016-2025
| Year | Rate | Vacant | Stock |
|---|---|---|---|
| 2025 | 0.86% | 42 | 4’884 |
| 2024 | 0.58% | 28 | 4’828 |
| 2023 | 0.61% | 29 | 4’754 |
| 2022 | 0.34% | 16 | 4’706 |
| 2021 | 0.59% | 28 | 4’746 |
| 2020 | 1.10% | 51 | 4’636 |
| 2019 | 1.51% | 70 | 4’636 |
| 2018 | 0.80% | 37 | 4’625 |
| 2017 | 0.35% | 16 | 4’571 |
| 2016 | 0.24% | 11 | 4’583 |
Breakdown of vacant dwellings
Of the 42 vacant dwellings, 5 are in single-family houses and 37 in multi-family houses; 31 are for rent and 11 for sale; 4 are new and 38 older.
House type
| House type | Vacant | Rate | Share of vacant |
|---|---|---|---|
| Single-family houses | 5 | 0.10% | 11.9% |
| Multi-family houses | 37 | 0.76% | 88.1% |
Sale / rent
| Sale / rent | Vacant | Rate | Share of vacant |
|---|---|---|---|
| For sale | 11 | 0.23% | 26.2% |
| For rent | 31 | 0.63% | 73.8% |
Dwelling age
| Dwelling age | Vacant | Rate | Share of vacant |
|---|---|---|---|
| New dwellings | 4 | 0.08% | 9.5% |
| Older dwellings | 38 | 0.78% | 90.5% |
Comparison
The canton of Basel-Landschaft average is 0.79% (1’196 vacant of 151’392 dwellings).
Across Switzerland it is 1.00% (48’455 vacant of 4’845’500 dwellings).
| Comparison | Rate | Vacant | Stock |
|---|---|---|---|
| Therwil | 0.86% | 42 | 4’884 |
| Basel-Landschaft | 0.79% | 1’196 | 151’392 |
| Switzerland | 1.00% | 48’455 | 4’845’500 |
More municipalities in the canton of Basel-Landschaft
- Allschwil1.10%
- Reinach (BL)0.92%
- Muttenz0.53%
- Binningen0.98%
- Pratteln0.78%
- Liestal1.14%
- Münchenstein0.88%
- Birsfelden0.94%
- Aesch (BL)0.94%
- Oberwil (BL)0.86%
- Arlesheim0.97%
- Bottmingen0.63%
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.