Demographics
BFS · 2025Women
920 50.9%
Men
886 49.1%
Children & youth (0–19)
364 20.2%
Swiss citizens
1'650 91.4%
Foreign residents
156 8.6%
Population density
152 pop./km²
0–19 · 364 · 20.2%20–64 · 982 · 54.4%65+ · 460 · 25.5%
Foreign residents 8.6%0%64.0%
Population change 2025: −12 (−0.7%) · 11 births · 17 deaths · net migration −6
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
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Lebern: 56.1% Yes
54.0% YesNo 46.0%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Lebern: 51.8% Yes
40.7% YesNo 59.3%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung des KantonsratsgesetzesCantonal SO● Accepted · 58.6% YesDistrict Bezirk Lebern: 58.3% Yes
63.4% YesNo 36.6%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung der KantonsverfassungCantonal SO● Accepted · 58.7% YesDistrict Bezirk Lebern: 58.3% Yes
63.3% YesNo 36.7%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk Lebern: 55.1% Yes
55.7% YesNo 44.3%
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 Lebern: 23.1% Yes
28.5% YesNo 71.5%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk Lebern: 40.7% Yes
28.6% YesNo 71.4%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk Lebern: 38.2% Yes
26.9% YesNo 73.1%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 25.09.2026
Politics
National Council election 2023Mitte21.8% · strongest party
Mitte21.8%
SVP18.7%
FDP18.3%
SP16.4%
GRÜNE11.9%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Taxes 2026
ESTVMunicipal tax multiplier120%
Cantonal tax multiplier104%
120%SO range 65%145%
Tax rank 47 of 104 in canton SolothurnTax burden
Single, 100'000 CHF gross income
16'677 CHF(16.7%)
Rank 47 of 104 in the canton · 1684 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:16'677 CHF(~16.7%)
OberdorfCanton range SolothurnSwitzerland median
Show data table
| Gross income | Oberdorf | Solothurn | Switzerland median |
|---|---|---|---|
| 40'000 | 7.9% | 6.1–8.8% | 5.4% |
| 50'000 | 10.2% | 7.9–11.4% | 7.8% |
| 60'000 | 12.1% | 9.4–13.5% | 10.5% |
| 70'000 | 13.6% | 10.5–15.1% | 11.9% |
| 80'000 | 14.8% | 11.5–16.3% | 13.1% |
| 90'000 | 15.7% | 12.2–17.3% | 14.1% |
| 100'000 | 16.7% | 13–18.4% | 15.3% |
| 110'000 | 17.5% | 13.8–19.3% | 16.3% |
| 120'000 | 18.3% | 14.4–20.1% | 17.2% |
| 130'000 | 19.1% | 15.1–20.9% | 18.1% |
| 140'000 | 19.9% | 15.7–21.8% | 19% |
| 150'000 | 20.6% | 16.4–22.5% | 19.7% |
| 175'000 | 22.3% | 17.8–24.3% | 21.6% |
| 200'000 | 23.7% | 19.1–25.8% | 23.2% |
| 225'000 | 24.9% | 20.1–27% | 24.6% |
| 250'000 | 25.9% | 21.1–28.2% | 25.8% |
| 275'000 | 26.8% | 21.9–29.1% | 26.8% |
| 300'000 | 27.5% | 22.5–29.8% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–20208.8 °C
Precipitation 1991–20201'490 mm
8.8 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
1'324 m
Mean elevation
862 m
Relief
829 m
Mean slope
19.3°
Flat share
11.5%
South-facing
57.2%
Above 2000 m
0.0%
Relief 829 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
15.8 GWh/yr
Roofs + façades
20.9 GWh/yr
≈ households powered
3'500
Per inhabitant
8'760 kWh/yr
16 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
25.19 Rp./kWh
Energy
7.97 Rp./kWh
Grid usage
11.91 Rp./kWh
Levies + grid surcharge
3.4 Rp./kWh
25.19 Rp./kWh10.5645.88
Canton median 28.51 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator BKW Energie 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
1.79 %
Second homes
11.5 %
Avg. rooms
4.4
Dwellings
893
Built before 194622.3%
Built since 200122.3%
1.79 %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
395
Workplaces
90
Services share
83.3 %
Jobs by sector: Primary 39 (9.9%) · Secondary 27 (6.8%) · Tertiary 329 (83.3%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
12
Organic share
16.7 %
Farmland
292 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 municipalities1'806 #48 SO · #1031 CHGrowing municipalities-0.7% #81 SO · #1705 CHShrinking municipalities-0.7% #24 SO · #403 CHJobs per resident0.22 #76 SO · #1680 CHFamilies & children20.2% #43 SO · #1082 CHAge structure25.5% #21 SO · #351 CHWomen share50.9% #20 SO · #444 CHForeign residents8.6% #87 SO · #1817 CHPopulation density152/km² #79 SO · #1214 CHTax burden16'677 #47 SO · #1684 CHTaxes120% #47 SOWarmest municipalities8.8 °C #89 SO · #1461 CHSunniest municipalities40.8% #29 SO · #1490 CHRainiest municipalities1'490 mm #3 SO · #252 CHVoter turnout62.2% #7 SO · #302 CHAgainst Switzerland8% #63 SO · #1338 CHAligned with Switzerland92% #16 SO · #138 CHSVP strongholds18.7% #100 SO · #1847 CHSP strongholds16.4% #37 SO · #798 CHCentre strongholds21.8% #32 SO · #453 CHFDP strongholds18.3% #37 SO · #566 CHGLP strongholds9.2% #3 SO · #406 CHGreen strongholds11.9% #16 SO · #357 CHLargest by area11.9 km² #19 SO · #826 CHHighest municipalities798 m #2 SO · #434 CHSecond homes11.5% #33 SO · #991 CHOrganic farming16.7% #36 SO · #782 CHBest-connected municipalities73 min #84 SO · #1184 CHRemotest municipalities73 min #21 SO · #929 CHHighest peaks1'324 m #8 SO · #536 CHHighest-lying municipalities862 m #5 SO · #541 CHGreatest vertical range829 m #6 SO · #495 CHSteepest municipalities19.3° #8 SO · #408 CHSolar potential16 GWh #51 SO · #1206 CHSolar potential per capita8'760 kWh #61 SO · #1306 CHCheapest electricity25.19 Rp./kWh #17 SO · #475 CHMost expensive electricity25.19 Rp./kWh #98 SO · #1643 CH
Postal codes (2)
swisstopoLocalities
swisstopo · 3Nearby municipalities
swisstopo- What is the postal code of Oberdorf?
- Oberdorf has 2 postal codes: 4515, 4522.
- What is the tax rate in Oberdorf?
- The municipal tax multiplier of Oberdorf is 120% (2026); canton SO levies 104%.
- How much tax do you pay in Oberdorf?
- A single person without children pays about 16'677 CHF income tax in Oberdorf on 100'000 CHF gross income (federal, cantonal, municipal), rank 47 of 104 in canton SO. Source: ESTV (2026).
- How many residents does Oberdorf have?
- Oberdorf has 1'806 residents (2025).
- How many foreign residents live in Oberdorf?
- Oberdorf has 156 foreign residents, a share of 8.64% (2025).
Map
OpenStreetMapOberdorf compared with
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