Population
19'265↑1.1%
About Olten
City · Solothurn
Olten is a town in the canton of Solothurn in Switzerland and capital of the district of the same name.
Population
19'265
Tax multiplier
108%
Olten in numbers
Federal data — BFS (STATPOP, STATENT, land use), ESTV, BAKOM, ARE.108%
Bottom quartile in canton
Median taxable income
CHF 49'300↑1.2%
Middle in canton
Median net income
CHF 53'500↑0.2%
78%
Cantonal tax multiplier
104%
2.06%↓15.6%
Above average in canton
- Settlement43%
- Forest42%
- Agriculture11%
- Other5%
Foreign residents
32.5%↑1.3%
Top quartile in canton
Median rent
CHF 19/ m²
+4% vs CH
Dwellings
11'019↑0.7%
Jobs (FTE)
18'359↓0.1%
87%
Housing market in Olten
The rental vacancy rate is 2.06%, roughly the cantonal average (2.06 %) — a comparatively relaxed market. The municipal tax multiplier (Steuerfuss) is 108%, 7% below the cantonal average (117 %) — tax-favourable. Median taxable income is CHF 58'200, 6% below the Swiss median (CHF 61'929). Olten has 19'265 residents (2025).
Source: Swiss Federal Statistical Office (BFS).
