Demographics
BFS · 2025Women
370 47.5%
Men
409 52.5%
Children & youth (0–19)
127 16.3%
Swiss citizens
588 75.5%
Foreign residents
191 24.5%
Population density
100 pop./km²
0–19 · 127 · 16.3%20–64 · 505 · 64.8%65+ · 147 · 18.9%
Foreign residents 24.5%0%64.0%
Population change 2025: +0 (+0%) · 8 births · 6 deaths · net migration +0
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
14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% YesDistrict Bezirk Thal: 62.7% Yes
55.9% YesNo 44.1%
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% YesDistrict Bezirk Thal: 65.5% Yes
71.9% YesNo 28.1%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung des KantonsratsgesetzesCantonal SO● Accepted · 58.6% YesDistrict Bezirk Thal: 46.4% Yes
43.7% YesNo 56.3%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung der KantonsverfassungCantonal SO● Accepted · 58.7% YesDistrict Bezirk Thal: 46.2% Yes
40.7% YesNo 59.3%
08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% YesDistrict Bezirk Thal: 42.0% Yes
46.2% YesNo 53.9%
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% YesDistrict Bezirk Thal: 14.6% Yes
10.5% YesNo 89.5%
08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% YesDistrict Bezirk Thal: 47.0% Yes
50.4% YesNo 49.6%
08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% YesDistrict Bezirk Thal: 45.4% Yes
48.1% YesNo 51.9%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 21.09.2026
Politics
National Council election 2023SVP44.8% · strongest party
SVP44.8%
Mitte21.8%
FDP14.2%
SP7.0%
Übrige6.1%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Taxes 2026
ESTVMunicipal tax multiplier132%
Cantonal tax multiplier104%
132%SO range 65%145%
Tax rank 101 of 104 in canton SolothurnTax burden
Single, 100'000 CHF gross income
17'497 CHF(17.5%)
Rank 101 of 104 in the canton · 2016 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:17'497 CHF(~17.5%)
HolderbankCanton range SolothurnSwitzerland median
Show data table
| Gross income | Holderbank | Solothurn | Switzerland median |
|---|---|---|---|
| 40'000 | 8.3% | 6.1–8.8% | 5.4% |
| 50'000 | 10.8% | 7.9–11.4% | 7.8% |
| 60'000 | 12.8% | 9.4–13.5% | 10.5% |
| 70'000 | 14.3% | 10.5–15.1% | 11.9% |
| 80'000 | 15.5% | 11.5–16.3% | 13.1% |
| 90'000 | 16.5% | 12.2–17.3% | 14.1% |
| 100'000 | 17.5% | 13–18.4% | 15.3% |
| 110'000 | 18.4% | 13.8–19.3% | 16.3% |
| 120'000 | 19.1% | 14.4–20.1% | 17.2% |
| 130'000 | 20% | 15.1–20.9% | 18.1% |
| 140'000 | 20.8% | 15.7–21.8% | 19% |
| 150'000 | 21.5% | 16.4–22.5% | 19.7% |
| 175'000 | 23.2% | 17.8–24.3% | 21.6% |
| 200'000 | 24.7% | 19.1–25.8% | 23.2% |
| 225'000 | 25.9% | 20.1–27% | 24.6% |
| 250'000 | 27% | 21.1–28.2% | 25.8% |
| 275'000 | 27.9% | 21.9–29.1% | 26.8% |
| 300'000 | 28.6% | 22.5–29.8% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–20208.3 °C
Precipitation 1991–20201'165 mm
8.3 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
1'105 m
Mean elevation
774 m
Relief
534 m
Mean slope
17.5°
Flat share
4.7%
South-facing
35.0%
Above 2000 m
0.0%
Relief 534 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
7.5 GWh/yr
Roofs + façades
9.8 GWh/yr
≈ households powered
1'700
Per inhabitant
9'615 kWh/yr
7 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
26.48 Rp./kWh
Energy
11.2 Rp./kWh
Grid usage
11.91 Rp./kWh
Levies + grid surcharge
2.3 Rp./kWh
26.48 Rp./kWh10.5645.88
Canton median 28.51 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator Elektra Genossenschaft Holderbank
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
2.84 %
Second homes
12.5 %
Avg. rooms
3.8
Dwellings
422
Built before 194632.9%
Built since 200118.5%
2.84 %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
236
Workplaces
52
Services share
27.1 %
Jobs by sector: Primary 60 (25.4%) · Secondary 112 (47.5%) · Tertiary 64 (27.1%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
12
Organic share
41.7 %
Farmland
301 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 municipalities779 #84 SO · #1590 CHGrowing municipalities0% #60 SO · #1406 CHShrinking municipalities0% #40 SO · #680 CHJobs per resident0.3 #53 SO · #1281 CHFamilies & children16.3% #100 SO · #1895 CHAge structure18.9% #92 SO · #1458 CHWomen share47.5% #93 SO · #1945 CHForeign residents24.5% #25 SO · #577 CHPopulation density100/km² #90 SO · #1468 CHTax burden17'497 #101 SO · #2016 CHTaxes132% #101 SOWarmest municipalities8.3 °C #96 SO · #1640 CHSunniest municipalities40.7% #35 SO · #1527 CHRainiest municipalities1'165 mm #24 SO · #776 CHVoter turnout46.5% #94 SO · #1963 CHSVP strongholds44.8% #1 SO · #416 CHSP strongholds7% #88 SO · #1786 CHCentre strongholds21.8% #30 SO · #451 CHFDP strongholds14.2% #64 SO · #903 CHGLP strongholds1.7% #102 SO · #1804 CHGreen strongholds4.2% #88 SO · #1701 CHLargest by area7.8 km² #32 SO · #1161 CHHighest municipalities654 m #11 SO · #684 CHSecond homes12.5% #19 SO · #842 CHOrganic farming41.7% #5 SO · #185 CHBest-connected municipalities78 min #93 SO · #1301 CHRemotest municipalities78 min #12 SO · #801 CHHighest peaks1'105 m #17 SO · #665 CHHighest-lying municipalities774 m #9 SO · #641 CHGreatest vertical range534 m #24 SO · #667 CHSteepest municipalities17.5° #12 SO · #473 CHSolar potential7 GWh #85 SO · #1727 CHSolar potential per capita9'615 kWh #50 SO · #1138 CHCheapest electricity26.48 Rp./kWh #33 SO · #919 CHMost expensive electricity26.48 Rp./kWh #72 SO · #1188 CH
Postal codes (2)
swisstopoLocalities
swisstopo · 2Nearby municipalities
swisstopo- What is the postal code of Holderbank?
- Holderbank has 2 postal codes: 4438, 4718.
- What is the tax rate in Holderbank?
- The municipal tax multiplier of Holderbank is 132% (2026); canton SO levies 104%.
- How much tax do you pay in Holderbank?
- A single person without children pays about 17'497 CHF income tax in Holderbank on 100'000 CHF gross income (federal, cantonal, municipal), rank 101 of 104 in canton SO. Source: ESTV (2026).
- How many residents does Holderbank have?
- Holderbank has 779 residents (2025).
- How many foreign residents live in Holderbank?
- Holderbank has 191 foreign residents, a share of 24.52% (2025).
Map
OpenStreetMapHolderbank compared with
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