Demographics
BFS · 2025Women
742 53.1%
Men
656 46.9%
Children & youth (0–19)
273 19.5%
Swiss citizens
1'227 87.8%
Foreign residents
171 12.2%
Population density
261 pop./km²
0–19 · 273 · 19.5%20–64 · 691 · 49.4%65+ · 434 · 31.0%
Foreign residents 12.2%0%64.0%
Population change 2025: −10 (−0.7%) · 12 births · 7 deaths · net migration −26
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 Dorneck: 29.8% Yes
36.7% YesNo 63.3%
27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Dorneck: 29.4% Yes
20.3% YesNo 79.7%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Dorneck: 51.2% Yes
42.2% YesNo 57.8%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Dorneck: 45.4% Yes
35.6% YesNo 64.4%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung des KantonsratsgesetzesCantonal SO● Accepted · 58.6% YesDistrict Bezirk Dorneck: 62.8% Yes
71.4% YesNo 28.6%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung der KantonsverfassungCantonal SO● Accepted · 58.7% YesDistrict Bezirk Dorneck: 62.7% Yes
72.6% YesNo 27.4%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk Dorneck: 52.7% Yes
62.8% YesNo 37.2%
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 Dorneck: 28.1% Yes
41.1% YesNo 58.9%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk Dorneck: 37.0% Yes
26.4% YesNo 73.6%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk Dorneck: 38.5% Yes
31.6% YesNo 68.4%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026
Politics
National Council election 2023SP32.0% · strongest party
SP32.0%
SVP20.7%
GRÜNE16.2%
Mitte10.0%
FDP7.6%
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 94 of 104 in canton SolothurnTax burden
Single, 100'000 CHF gross income
17'344 CHF(17.3%)
Rank 93 of 104 in the canton · 1972 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:17'344 CHF(~17.3%)
RodersdorfCanton range SolothurnSwitzerland median
Show data table
| Gross income | Rodersdorf | Solothurn | Switzerland median |
|---|---|---|---|
| 40'000 | 8.2% | 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 | 17.3% | 13–18.4% | 15.3% |
| 110'000 | 18.2% | 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 | 28.4% | 22.5–29.8% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–202010.1 °C
Precipitation 1991–2020972 mm
10.1 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
568 m
Mean elevation
400 m
Relief
218 m
Mean slope
5.7°
Flat share
57.8%
South-facing
14.4%
Above 2000 m
0.0%
Relief 218 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
10.8 GWh/yr
Roofs + façades
13.9 GWh/yr
≈ households powered
2'400
Per inhabitant
7'697 kWh/yr
11 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
31.67 Rp./kWh
Energy
13.45 Rp./kWh
Grid usage
13.78 Rp./kWh
Levies + grid surcharge
3.37 Rp./kWh
31.67 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
1.23 %
Second homes
19.6 %
Avg. rooms
4.1
Dwellings
733
Built before 194613.6%
Built since 200117.5%
1.23 %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
183
Workplaces
88
Services share
74.3 %
Jobs by sector: Primary 36 (19.7%) · Secondary 11 (6.0%) · Tertiary 136 (74.3%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
11
Organic share
9.1 %
Farmland
469 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 municipalities1'398 #58 SO · #1226 CHGrowing municipalities-0.7% #83 SO · #1722 CHShrinking municipalities-0.7% #22 SO · #389 CHJobs per resident0.13 #95 SO · #2034 CHFamilies & children19.5% #54 SO · #1306 CHAge structure31% #3 SO · #77 CHWomen share53.1% #1 SO · #33 CHForeign residents12.2% #70 SO · #1522 CHPopulation density261/km² #57 SO · #860 CHTax burden17'344 #95 SO · #1974 CHTaxes130% #94 SOWarmest municipalities10.1 °C #6 SO · #405 CHSunniest municipalities41.2% #12 SO · #1325 CHRainiest municipalities972 mm #99 SO · #1746 CHVoter turnout65.7% #4 SO · #178 CHAgainst Switzerland22.5% #10 SO · #351 CHAligned with Switzerland77.5% #67 SO · #1087 CHSVP strongholds20.7% #95 SO · #1755 CHSP strongholds32% #1 SO · #28 CHCentre strongholds10% #96 SO · #1199 CHFDP strongholds7.6% #104 SO · #1644 CHGLP strongholds7.6% #16 SO · #643 CHGreen strongholds16.2% #5 SO · #83 CHLargest by area5.4 km² #62 SO · #1494 CHHighest municipalities391 m #97 SO · #1928 CHSecond homes19.6% #1 SO · #346 CHOrganic farming9.1% #59 SO · #1287 CHBest-connected municipalities41 min #5 SO · #251 CHRemotest municipalities41 min #100 SO · #1852 CHHighest peaks568 m #66 SO · #1651 CHHighest-lying municipalities400 m #101 SO · #1975 CHGreatest vertical range218 m #56 SO · #1278 CHSteepest municipalities5.7° #68 SO · #1447 CHSolar potential11 GWh #71 SO · #1490 CHSolar potential per capita7'697 kWh #76 SO · #1531 CHCheapest electricity31.67 Rp./kWh #92 SO · #1977 CHMost expensive electricity31.67 Rp./kWh #13 SO · #130 CH
Postal codes (1)
swisstopoLocalities
swisstopo · 1Nearby municipalities
swisstopo- What is the postal code of Rodersdorf?
- The postal code of Rodersdorf is 4118.
- What is the tax rate in Rodersdorf?
- The municipal tax multiplier of Rodersdorf is 130% (2026); canton SO levies 104%.
- How much tax do you pay in Rodersdorf?
- A single person without children pays about 17'344 CHF income tax in Rodersdorf on 100'000 CHF gross income (federal, cantonal, municipal), rank 93 of 104 in canton SO. Source: ESTV (2026).
- How many residents does Rodersdorf have?
- Rodersdorf has 1'398 residents (2025).
- How many foreign residents live in Rodersdorf?
- Rodersdorf has 171 foreign residents, a share of 12.23% (2025).
Map
OpenStreetMapRodersdorf compared with
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