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Demographics

BFS · 2025
Women
164 47.1%
Men
184 52.9%
Children & youth (0–19)
72 20.7%
Swiss citizens
304 87.4%
Foreign residents
44 12.6%
Population density
65 pop./km²
0–19 · 72 · 20.7%20–64 · 205 · 58.9%65+ · 71 · 20.4%
Foreign residents 12.6%0%64.0%
Population change 2025: +7 (+2.1%) · 5 births · 2 deaths · net migration +2
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 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Gösgen: 29.0% Yes
24.8% YesNo 75.2%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Gösgen: 56.5% Yes
50.9% YesNo 49.1%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Gösgen: 53.3% Yes
51.7% YesNo 48.3%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung des KantonsratsgesetzesCantonal SO● Accepted · 58.6% YesDistrict Bezirk Gösgen: 58.9% Yes
62.3% YesNo 37.8%
14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung der KantonsverfassungCantonal SO● Accepted · 58.7% YesDistrict Bezirk Gösgen: 59.1% Yes
62.5% YesNo 37.5%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk Gösgen: 50.6% Yes
54.8% YesNo 45.2%
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 Gösgen: 23.5% Yes
29.6% YesNo 70.4%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk Gösgen: 41.8% Yes
44.7% YesNo 55.3%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk Gösgen: 39.0% Yes
34.4% YesNo 65.6%
All federal votes →
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026

Politics

National Council election 2023
Mitte29.1% · strongest party
Mitte29.1%
SVP27.6%
GRÜNE13.0%
SP10.0%
FDP9.8%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Municipal tax multiplier125%
Cantonal tax multiplier104%
125%SO range 65%145%
Tax rank 73 of 104 in canton Solothurn
Tax burden
Single, 100'000 CHF gross income
17'010 CHF(17%)
Rank 64 of 104 in the canton · 1830 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
Income tax as % of gross income
0%8%15%23%30%40k50k100k150k200k250k300k
100'000 CHF:17'010 CHF(~17%)
Hauenstein-IfenthalCanton range SolothurnSwitzerland median
Show data table
Gross incomeHauenstein-IfenthalSolothurnSwitzerland median
40'0008%6.1–8.8%5.4%
50'00010.4%7.9–11.4%7.8%
60'00012.4%9.4–13.5%10.5%
70'00013.9%10.5–15.1%11.9%
80'00015.1%11.5–16.3%13.1%
90'00016%12.2–17.3%14.1%
100'00017%13–18.4%15.3%
110'00017.9%13.8–19.3%16.3%
120'00018.6%14.4–20.1%17.2%
130'00019.4%15.1–20.9%18.1%
140'00020.2%15.7–21.8%19%
150'00020.9%16.4–22.5%19.7%
175'00022.7%17.8–24.3%21.6%
200'00024.1%19.1–25.8%23.2%
225'00025.3%20.1–27%24.6%
250'00026.4%21.1–28.2%25.8%
275'00027.3%21.9–29.1%26.8%
300'00028%22.5–29.8%27.4%
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026

Climate

MeteoSwiss 1 km grid · 1991–2020
Annual mean temperature 1991–20209 °C
Precipitation 1991–20201'114 mm
9 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
968 m
Mean elevation
743 m
Relief
407 m
Mean slope
17°
Flat share
5.4%
South-facing
33.1%
Above 2000 m
0.0%
Relief 407 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
4.3 GWh/yr
Roofs + façades
5.7 GWh/yr
≈ households powered
1'000
Per inhabitant
12'471 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 · 2027
Tariff 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
Standard 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 · ARE
Vacancy rate
0.62 %
Second homes
11.6 %
Avg. rooms
4.5
Dwellings
162
Built before 194637.7%
Built since 200130.2%
0.62 %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 · 2024
Jobs
66
Workplaces
33
Jobs by sector: Primary 0 (0.0%) · Secondary 0 (0.0%) · Tertiary 0 (0.0%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026

Agriculture

BFS · 2025
Farms
10
Organic share
40 %
Farmland
236 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026

Accessibility

ARE · NPVM
Major centrePT 66 min · Car 38 min
AgglomerationPT 23 min · Car 16 min
Remoteness 47/104 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Municipality

Wikidata · CC0
BFS municipality number2491
Wikidata · continuously updated, retrieved 24.09.2026

Localities

swisstopo · 1
What is the postal code of Hauenstein-Ifenthal?
The postal code of Hauenstein-Ifenthal is 4633.
What is the tax rate in Hauenstein-Ifenthal?
The municipal tax multiplier of Hauenstein-Ifenthal is 125% (2026); canton SO levies 104%.
How much tax do you pay in Hauenstein-Ifenthal?
A single person without children pays about 17'010 CHF income tax in Hauenstein-Ifenthal on 100'000 CHF gross income (federal, cantonal, municipal), rank 64 of 104 in canton SO. Source: ESTV (2026).
How many residents does Hauenstein-Ifenthal have?
Hauenstein-Ifenthal has 348 residents (2025).
How many foreign residents live in Hauenstein-Ifenthal?
Hauenstein-Ifenthal has 44 foreign residents, a share of 12.64% (2025).

Map

OpenStreetMap