Olten 
SO
Olten is a commune in the canton of Solothurn with 19,265 residents (FSO), 32.5 % of them foreign nationals. On a gross salary of CHF 100,000 a single person pays CHF 15,926 in income tax here, rank 1,245 of 2,110 communes (FTA).
Authorities, contacts and news for this commune will follow.
Taxes
Federal, cantonal and communal, without church tax, official FTA tax calculator. Rank 1 = lowest tax.
Commune tax multiplier
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| 108 | 108 | 108 | 112 | 108 | 108 | 108 | 108 | 108 | 108 | 108 |
FTA; comparable within the canton only. All multipliers in the canton of Solothurn
Work it out yourself
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Typically Olten: specialities, brands, sights
What makes Olten special, from official registers and gathered with pleasure.
Protected specialities (PDO/PGI)
Olten lies in the area of origin of these protected specialities:
- Emmentaler cheese
Good to know
- 8 cultural properties of national importance, for example: Bahnhofhalle und Aufnahmegebäude, Chalchofen, Dickenbännli, Gedeckte Holzbrücke über die Aare, Naturmuseum im Haus der Museen, Olten …
Sources: FOAG (register of PDO/PGI), FOC and FOEN (UNESCO World Heritage, parks), FOCP (inventory of cultural property), commercial register (Zefix), Culinary Heritage of Switzerland.
Charging stations near you
Free public charge points within 3 km, live from the Swiss Federal Office of Energy. Your location is used for this one lookup only and is never stored.
Commune finances
Show table
| Year | Revenue m | Expenditure m | Result m | per resident CHF |
|---|---|---|---|---|
| 2024 | 156.3 | 165.3 | −9.0 | −473 |
| 2023 | 126.1 | 125.8 | 0.3 | 16 |
| 2022 | 113.2 | 114.7 | −1.5 | −82 |
| 2021 | 111.9 | 114.1 | −2.2 | −121 |
| 2020 | 110.9 | 109.6 | 1.2 | 67 |
| 2019 | 109.7 | 106.9 | 2.8 | 151 |
| 2018 | 111.3 | 104.6 | 6.7 | 366 |
| 2017 | 113.3 | 96.7 | 16.6 | 901 |
| 2016 | 111.3 | 98.3 | 13.0 | 717 |
| 2015 | 102.4 | 103.3 | −0.8 | −47 |
Result = revenue minus expenditure of the income statement. Source: FFA financial statistics.
The commune in figures
Births and deaths
| Year | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|
| Births | 218 | 204 | 215 | 220 | 248 | 237 | 220 | 199 | 192 | 214 |
| Deaths | 185 | 194 | 203 | 176 | 213 | 194 | 196 | 183 | 202 | 204 |
FSO, demographic balance · Births and deaths in the canton of Solothurn
Immigration and emigration
In 2025, 370 people moved to Olten from abroad, 325 of them foreign nationals; 288 moved abroad. Net international migration: +82.
Arrivals and departures by world region 2025
| Origin | arrived | left |
|---|---|---|
| Switzerland | 45 | 60 |
| EU | 216 | 165 |
| EFTA | 2 | 0 |
| rest of Europe | 22 | 20 |
| Africa | 9 | 4 |
| North America | 0 | 1 |
| Latin America and Caribbean | 10 | 3 |
| Asia | 64 | 34 |
| Oceania | 2 | 1 |
For individual communes the FSO publishes nationality by world region only. Source: FSO, migration statistics of the permanent resident population.
Naturalisations
Origin of people naturalised in 2025: EU 12rest of Europe 16Africa 13North America 2Latin America 4Asia 9
FSO
The canton compared
| Figure | Value | Rank | Year |
|---|---|---|---|
| Canton tax (example) | CHF 11,457 | 23 / 26 | 2026 |
| Average rent | CHF 1,281 | 6 / 26 | 2024 |
| Health premium | CHF 633 | 18 / 26 | 2027 |
| Electricity price | 28.51 Rp./kWh | 18 / 26 | 2027 |
| Vacant homes | 2.0 % | 2 / 26 | 2025 |
| Unemployment | 3.0 % | 17 / 26 | 2026 |
Nearby communes
- Starrkirch-WilSolothurn · 2 km
- TrimbachSolothurn · 2 km
- WinznauSolothurn · 3 km
- Wangen bei OltenSolothurn · 3 km
- DullikenSolothurn · 3 km
- AarburgAargau · 3 km
- ObergösgenSolothurn · 4 km
- Rickenbach (SO)Solothurn · 4 km
Frequently asked questions
How many people live in Olten?
19,265 (FSO).
How high are taxes in Olten?
On a gross salary of CHF 100,000 a single person pays CHF 15,926 in federal, cantonal and communal tax (FTA).
How much tax does a family pay in Olten?
A married couple with two children and a gross salary of CHF 100,000 pays CHF 5,723 in federal, cantonal and communal tax (FTA).
What share of residents are foreign nationals in Olten?
32.5 % of residents do not hold Swiss citizenship (FSO).
Sources: FSO, FTA, FFA, SECO, FOPH · www.olten.ch · JSON · Coat of arms: Wikimedia Commons (public domain) · Archive
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