Demographics
BFS · 2025Women
314 50.7%
Men
305 49.3%
Children & youth (0–19)
113 18.3%
Swiss citizens
584 94.4%
Foreign residents
35 5.7%
Population density
418 pop./km²
0–19 · 113 · 18.3%20–64 · 369 · 59.6%65+ · 137 · 22.1%
Foreign residents 5.7%0%64.0%
Population change 2025: +19 (+3.2%) · 7 births · 6 deaths · net migration +19
STATPOP 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026 · swisstopo, retrieved 24.09.2026 · BEVNAT (Statistik der natürlichen Bevölkerungsbewegung) 2025 · Federal Statistical Office (FSO), retrieved 24.09.2026
27.09.2026Popular Initiative 'For food security – through increased sustainable domestic production, more plant-based food and clean drinking water (Food Initiative)'Federal● Rejected · 27.5% YesDistrict Bezirk Thierstein: 27.1% Yes
24.0% YesNo 76.0%
27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Thierstein: 38.5% Yes
42.9% YesNo 57.1%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Thierstein: 55.8% Yes
54.8% YesNo 45.2%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Thierstein: 59.7% Yes
63.5% YesNo 36.6%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung des KantonsratsgesetzesCantonal SO● Accepted · 58.6% YesDistrict Bezirk Thierstein: 50.4% Yes
45.4% YesNo 54.6%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung der KantonsverfassungCantonal SO● Accepted · 58.7% YesDistrict Bezirk Thierstein: 50.5% Yes
46.2% YesNo 53.8%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk Thierstein: 46.5% Yes
43.8% YesNo 56.2%
08.03.2026Popular Initiative ‘For a fair energy and climate policy: Investing for prosperity, jobs and the environment (Climate Fund Initiative)’Federal● Rejected · 29.3% YesDistrict Bezirk Thierstein: 20.1% Yes
23.9% YesNo 76.1%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk Thierstein: 46.6% Yes
45.9% YesNo 54.2%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk Thierstein: 47.7% Yes
46.6% YesNo 53.4%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026
Politics
National Council election 2023SVP43.4% · strongest party
SVP43.4%
Mitte26.3%
FDP10.0%
GRÜNE5.3%
GLP5.3%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Taxes 2026
ESTVMunicipal tax multiplier130%
Cantonal tax multiplier104%
130%SO range 65%145%
Tax rank 96 of 104 in canton SolothurnTax burden
Single, 100'000 CHF gross income
17'364 CHF(17.4%)
Rank 97 of 104 in the canton · 1977 of 2110 in Switzerland
Median canton 16'810 CHF · median Switzerland 15'290 CHF
Cheapest Kammersrohr 13'027 CHF · most expensive Bolken 18'375 CHF
100'000 CHF:17'364 CHF(~17.4%)
FehrenCanton range SolothurnSwitzerland median
Show data table
| Gross income | Fehren | Solothurn | Switzerland median |
|---|---|---|---|
| 40'000 | 8.3% | 6.1–8.8% | 5.4% |
| 50'000 | 10.7% | 7.9–11.4% | 7.8% |
| 60'000 | 12.7% | 9.4–13.5% | 10.5% |
| 70'000 | 14.2% | 10.5–15.1% | 11.9% |
| 80'000 | 15.4% | 11.5–16.3% | 13.1% |
| 90'000 | 16.3% | 12.2–17.3% | 14.1% |
| 100'000 | 17.4% | 13–18.4% | 15.3% |
| 110'000 | 18.3% | 13.8–19.3% | 16.3% |
| 120'000 | 19% | 14.4–20.1% | 17.2% |
| 130'000 | 19.8% | 15.1–20.9% | 18.1% |
| 140'000 | 20.6% | 15.7–21.8% | 19% |
| 150'000 | 21.3% | 16.4–22.5% | 19.7% |
| 175'000 | 23.1% | 17.8–24.3% | 21.6% |
| 200'000 | 24.5% | 19.1–25.8% | 23.2% |
| 225'000 | 25.7% | 20.1–27% | 24.6% |
| 250'000 | 26.8% | 21.1–28.2% | 25.8% |
| 275'000 | 27.7% | 21.9–29.1% | 26.8% |
| 300'000 | 28.5% | 22.5–29.8% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–20209.4 °C
Precipitation 1991–20201'076 mm
9.4 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
652 m
Mean elevation
583 m
Relief
144 m
Mean slope
9.7°
Flat share
10.0%
South-facing
2.9%
Above 2000 m
0.0%
Relief 144 m0 m3'847 m
Terrain figures cover the whole municipal territory (swisstopo swissALTIRegio) — not the settlement point. Slope and south-facing share are resolution-dependent and measured at 40 m.
swissALTIRegio 2026 · swisstopo, retrieved 28.08.2026
Roof potential
4.4 GWh/yr
Roofs + façades
6 GWh/yr
≈ households powered
1'000
Per inhabitant
7'141 kWh/yr
4 GWh/yr01'133 GWh/yr
BFE solar factsheet ↗Modelled roof and façade potential from the BFE solar model — the electricity these surfaces could produce, not installed capacity or what the municipality actually generates today. The household figure divides the roof potential by 4'500 kWh per year, ElCom’s reference household (consumption profile H4, a 5-room apartment).
Swiss Federal Office of Energy (SFOE), retrieved 24.09.2026
Electricity
ElCom · 2027Tariff H4
31.21 Rp./kWh
Energy
13.45 Rp./kWh
Grid usage
13.78 Rp./kWh
Levies + grid surcharge
2.91 Rp./kWh
31.21 Rp./kWh10.5645.88
Canton median 28.51 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator Primeo Netz AG
ElCom tariff comparison ↗How this is measured
Total household electricity price for ElCom consumption profile H4 — 4'500 kWh a year, a 5-room flat with electric stove and tumble dryer — standard product, excluding VAT, for the tariff year shown. Energy, grid usage, levies to public bodies and the federal grid surcharge are included. Canton and Swiss medians are ElCom's own published figures.
2027 · Federal Electricity Commission (ElCom), retrieved 12.09.2026
Health-insurance premiums
BAG · 2024Standard model, deductible 300606 CHF/mo
Ø premium in canton Solothurn424 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo
Premiums are set not per municipality but per canton and premium region. Shown is the average adult premium paid in canton Solothurn (2024, BAG) — it applies canton-wide, not to any single location.
2024 · Federal Office of Public Health (FOPH), retrieved 12.09.2026
Housing
BFS · AREVacancy rate
1.02 %
Second homes
8.1 %
Avg. rooms
4.3
Dwellings
295
Built before 194613.2%
Built since 200126.4%
1.02 %0 %12 %
Vacancy rate from the BFS vacant-dwelling count (2025); building age and room count from the Buildings and Dwellings Statistics (2024). The average room count treats the ‘6 rooms or more’ class as 6, so it is a slight lower bound. The vacancy rate is volatile for small municipalities.
Buildings and Dwellings Statistics 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 24.09.2026 · Dwelling inventory and second-home share 2026 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026
Economy
BFS · 2024Jobs
91
Workplaces
41
Services share
70.3 %
Jobs by sector: Primary 18 (19.8%) · Secondary 9 (9.9%) · Tertiary 64 (70.3%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
5
Organic share
40 %
Farmland
140 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026
Accessibility
ARE · NPVMNational Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026
Municipality
Wikidata · CC0Wikidata · continuously updated, retrieved 24.09.2026
Largest municipalities619 #90 SO · #1705 CHGrowing municipalities3.2% #2 SO · #141 CHShrinking municipalities3.2% #103 SO · #1969 CHJobs per resident0.15 #93 SO · #1980 CHFamilies & children18.3% #77 SO · #1617 CHAge structure22.1% #55 SO · #839 CHWomen share50.7% #29 SO · #538 CHForeign residents5.7% #101 SO · #1986 CHPopulation density418/km² #39 SO · #588 CHTax burden17'364 #97 SO · #1977 CHTaxes130% #96 SOWarmest municipalities9.4 °C #54 SO · #1058 CHSunniest municipalities40.8% #33 SO · #1494 CHRainiest municipalities1'076 mm #77 SO · #1246 CHVoter turnout52% #71 SO · #1587 CHSVP strongholds43.4% #2 SO · #476 CHSP strongholds4.9% #100 SO · #1939 CHCentre strongholds26.3% #24 SO · #320 CHFDP strongholds10% #99 SO · #1393 CHGLP strongholds5.3% #60 SO · #1125 CHGreen strongholds5.3% #80 SO · #1494 CHLargest by area1.5 km² #101 SO · #2065 CHHighest municipalities595 m #17 SO · #841 CHSecond homes8.1% #76 SO · #1616 CHOrganic farming40% #9 SO · #199 CHBest-connected municipalities59 min #35 SO · #747 CHRemotest municipalities59 min #73 SO · #1370 CHHighest peaks652 m #57 SO · #1356 CHHighest-lying municipalities583 m #40 SO · #1079 CHGreatest vertical range144 m #67 SO · #1619 CHSteepest municipalities9.7° #47 SO · #949 CHSolar potential4 GWh #98 SO · #1960 CHSolar potential per capita7'141 kWh #84 SO · #1653 CHCheapest electricity31.21 Rp./kWh #82 SO · #1925 CHMost expensive electricity31.21 Rp./kWh #38 SO · #177 CH
Postal codes (1)
swisstopoLocalities
swisstopo · 1Nearby municipalities
swisstopo- What is the postal code of Fehren?
- The postal code of Fehren is 4232.
- What is the tax rate in Fehren?
- The municipal tax multiplier of Fehren is 130% (2026); canton SO levies 104%.
- How much tax do you pay in Fehren?
- A single person without children pays about 17'364 CHF income tax in Fehren on 100'000 CHF gross income (federal, cantonal, municipal), rank 97 of 104 in canton SO. Source: ESTV (2026).
- How many residents does Fehren have?
- Fehren has 619 residents (2025).
- How many foreign residents live in Fehren?
- Fehren has 35 foreign residents, a share of 5.65% (2025).
Map
OpenStreetMapFehren compared with
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