Demographics
BFS · 2025Women
3'672 50.9%
Men
3'547 49.1%
Children & youth (0–19)
1'342 18.6%
Swiss citizens
4'835 67.0%
Foreign residents
2'384 33.0%
Population density
1'282 pop./km²
0–19 · 1'342 · 18.6%20–64 · 4'392 · 60.8%65+ · 1'485 · 20.6%
Foreign residents 33.0%0%64.0%
Population change 2025: +86 (+1.2%) · 68 births · 53 deaths · net migration +82
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 Wasseramt: 24.2% Yes
27.6% YesNo 72.4%
27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Wasseramt: 25.9% Yes
27.5% YesNo 72.5%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Wasseramt: 54.5% Yes
53.0% YesNo 47.0%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Wasseramt: 50.5% Yes
51.9% YesNo 48.1%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung des KantonsratsgesetzesCantonal SO● Accepted · 58.6% YesDistrict Bezirk Wasseramt: 58.2% Yes
60.4% YesNo 39.6%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung der KantonsverfassungCantonal SO● Accepted · 58.7% YesDistrict Bezirk Wasseramt: 58.4% Yes
60.4% YesNo 39.6%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk Wasseramt: 54.4% Yes
59.4% YesNo 40.6%
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 Wasseramt: 24.0% Yes
25.5% YesNo 74.5%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk Wasseramt: 40.5% Yes
42.6% YesNo 57.4%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk Wasseramt: 39.9% Yes
44.3% YesNo 55.7%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026
Politics
National Council election 2023SVP30.2% · strongest party
SVP30.2%
SP23.4%
FDP16.0%
Mitte13.3%
GRÜNE8.9%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Taxes 2026
ESTVMunicipal tax multiplier128%
Cantonal tax multiplier104%
128%SO range 65%145%
Tax rank 87 of 104 in canton SolothurnTax burden
Single, 100'000 CHF gross income
17'260 CHF(17.3%)
Rank 89 of 104 in the canton · 1949 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:17'260 CHF(~17.3%)
DerendingenCanton range SolothurnSwitzerland median
Show data table
| Gross income | Derendingen | 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 | 12.6% | 9.4–13.5% | 10.5% |
| 70'000 | 14.1% | 10.5–15.1% | 11.9% |
| 80'000 | 15.3% | 11.5–16.3% | 13.1% |
| 90'000 | 16.2% | 12.2–17.3% | 14.1% |
| 100'000 | 17.3% | 13–18.4% | 15.3% |
| 110'000 | 18.1% | 13.8–19.3% | 16.3% |
| 120'000 | 18.9% | 14.4–20.1% | 17.2% |
| 130'000 | 19.7% | 15.1–20.9% | 18.1% |
| 140'000 | 20.5% | 15.7–21.8% | 19% |
| 150'000 | 21.2% | 16.4–22.5% | 19.7% |
| 175'000 | 22.9% | 17.8–24.3% | 21.6% |
| 200'000 | 24.4% | 19.1–25.8% | 23.2% |
| 225'000 | 25.6% | 20.1–27% | 24.6% |
| 250'000 | 26.7% | 21.1–28.2% | 25.8% |
| 275'000 | 27.5% | 21.9–29.1% | 26.8% |
| 300'000 | 28.3% | 22.5–29.8% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–20209.6 °C
Precipitation 1991–20201'084 mm
9.6 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
467 m
Mean elevation
442 m
Relief
38 m
Mean slope
0.9°
Flat share
98.6%
South-facing
0.1%
Above 2000 m
0.0%
Relief 38 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
50.1 GWh/yr
Roofs + façades
65.1 GWh/yr
≈ households powered
11'100
Per inhabitant
6'940 kWh/yr
50 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
27.76 Rp./kWh
Energy
11.92 Rp./kWh
Grid usage
11.32 Rp./kWh
Levies + grid surcharge
2.95 Rp./kWh
27.76 Rp./kWh10.5645.88
Canton median 28.51 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator Regio Energie Solothurn
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
1.07 %
Second homes
8.7 %
Avg. rooms
3.7
Dwellings
3'568
Built before 194620.0%
Built since 200124.5%
1.07 %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
2'258
Workplaces
345
Services share
67.7 %
Jobs by sector: Primary 39 (1.7%) · Secondary 690 (30.6%) · Tertiary 1'529 (67.7%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
10
Organic share
0 %
Farmland
185 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 municipalities7'219 #6 SO · #268 CHGrowing municipalities1.2% #29 SO · #677 CHShrinking municipalities1.2% #76 SO · #1429 CHJobs per resident0.31 #51 SO · #1235 CHFamilies & children18.6% #74 SO · #1555 CHAge structure20.6% #75 SO · #1120 CHWomen share50.9% #19 SO · #443 CHForeign residents33% #11 SO · #196 CHPopulation density1'282/km² #7 SO · #158 CHTax burden17'260 #89 SO · #1949 CHTaxes128% #87 SOWarmest municipalities9.6 °C #29 SO · #879 CHSunniest municipalities40.1% #80 SO · #1805 CHRainiest municipalities1'084 mm #71 SO · #1194 CHVoter turnout45.6% #99 SO · #2018 CHAgainst Switzerland9.8% #55 SO · #1226 CHAligned with Switzerland90.2% #20 SO · #237 CHSVP strongholds30.2% #64 SO · #1258 CHSP strongholds23.4% #8 SO · #239 CHCentre strongholds13.3% #79 SO · #935 CHFDP strongholds16% #53 SO · #736 CHGLP strongholds5% #65 SO · #1191 CHGreen strongholds8.9% #33 SO · #719 CHLargest by area5.6 km² #57 SO · #1453 CHHighest municipalities442 m #75 SO · #1600 CHSecond homes8.7% #62 SO · #1460 CHOrganic farming0% #76 SO · #1760 CHBest-connected municipalities64 min #55 SO · #910 CHRemotest municipalities64 min #53 SO · #1203 CHHighest peaks467 m #96 SO · #1988 CHHighest-lying municipalities442 m #84 SO · #1775 CHGreatest vertical range38 m #98 SO · #2069 CHSteepest municipalities0.9° #100 SO · #2080 CHSolar potential50 GWh #7 SO · #327 CHSolar potential per capita6'940 kWh #88 SO · #1687 CHCheapest electricity27.76 Rp./kWh #42 SO · #1200 CHMost expensive electricity27.76 Rp./kWh #63 SO · #907 CH
Postal codes (2)
swisstopoLocalities
swisstopo · 2Nearby municipalities
swisstopo- What is the postal code of Derendingen?
- Derendingen has 2 postal codes: 4552, 4553.
- What is the tax rate in Derendingen?
- The municipal tax multiplier of Derendingen is 128% (2026); canton SO levies 104%.
- How much tax do you pay in Derendingen?
- A single person without children pays about 17'260 CHF income tax in Derendingen on 100'000 CHF gross income (federal, cantonal, municipal), rank 89 of 104 in canton SO. Source: ESTV (2026).
- How many residents does Derendingen have?
- Derendingen has 7'219 residents (2025).
- How many foreign residents live in Derendingen?
- Derendingen has 2'384 foreign residents, a share of 33.02% (2025).
Map
OpenStreetMapDerendingen compared with
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