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Demographics

BFS · 2025
Women
207 50.9%
Men
200 49.1%
Children & youth (0–19)
72 17.7%
Swiss citizens
363 89.2%
Foreign residents
44 10.8%
Population density
32 pop./km²
0–19 · 72 · 17.7%20–64 · 215 · 52.8%65+ · 120 · 29.5%
Foreign residents 10.8%0%64.0%
Population change 2025: +3 (+0.7%) · 3 births · 1 deaths · net migration +1
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 Distretto di Bellinzona: 46.1% Yes
74.8% YesNo 25.2%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Distretto di Bellinzona: 52.1% Yes
69.1% YesNo 31.0%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Distretto di Bellinzona: 51.6% Yes
79.6% YesNo 20.5%
14.06.2026Iniziativa popolare costituzionale elaborata "Si alla neutralizzazione dell'aumento dei valori di stima"Cantonal TI● Accepted · 74.0% YesDistrict Distretto di Bellinzona: 74.4% Yes
77.5% YesNo 22.5%
14.06.2026Iniziativa popolare legislativa generica "Per il rimborso delle cure dentarie"Cantonal TI● Rejected · 29.8% YesDistrict Distretto di Bellinzona: 29.3% Yes
35.8% YesNo 64.2%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Distretto di Bellinzona: 49.1% Yes
30.4% YesNo 69.6%
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 Distretto di Bellinzona: 29.7% Yes
16.5% YesNo 83.5%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Distretto di Bellinzona: 44.1% Yes
58.1% YesNo 41.9%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Distretto di Bellinzona: 51.9% Yes
70.7% YesNo 29.3%
All federal votes →
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026

Politics

National Council election 2023
Mitte34.4% · strongest party
Mitte34.4%
SVP24.4%
FDP15.9%
Lega14.6%
Übrige8.5%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Municipal tax multiplier92%
Cantonal tax multiplier100%
92%TI range 56%100%
Tax rank 75 of 100 in canton Ticino
Tax burden
Single, 100'000 CHF gross income
14'472 CHF(14.5%)
Rank 74 of 100 in the canton · 920 of 2110 in Switzerland
Median canton 14'007 CHF · median Switzerland 15'290 CHF
Cheapest Porza 12'081 CHF · most expensive Bosco/Gurin 15'003 CHF
Income tax as % of gross income
0%8%15%23%30%40k50k100k150k200k250k300k
100'000 CHF:14'472 CHF(~14.5%)
IsoneCanton range TicinoSwitzerland median
Show data table
Gross incomeIsoneTicinoSwitzerland median
40'0004.7%3.9–4.9%5.4%
50'0007%5.8–7.3%7.8%
60'0009%7.5–9.4%10.5%
70'00010.7%8.8–11.1%11.9%
80'00012.1%10–12.6%13.1%
90'00013.3%11–13.8%14.1%
100'00014.5%12.1–15%15.3%
110'00015.5%13–16%16.3%
120'00016.5%13.8–17%17.2%
130'00017.3%14.6–17.9%18.1%
140'00018.2%15.4–18.8%19%
150'00019%16.1–19.7%19.7%
175'00020.8%17.7–21.5%21.6%
200'00022.3%19.1–23.1%23.2%
225'00023.6%20.3–24.4%24.6%
250'00024.8%21.3–25.5%25.8%
275'00025.8%22.2–26.6%26.8%
300'00026.7%23–27.5%27.4%
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026

Climate

MeteoSwiss 1 km grid · 1991–2020
Annual mean temperature 1991–202011.7 °C
Territorial mean (incl. peaks)7.6 °C
Precipitation 1991–20201'731 mm
11.7 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
2'104 m
Mean elevation
1'189 m
Relief
1'443 m
Mean slope
26.8°
Flat share
1.1%
South-facing
39.1%
Above 2000 m
0.6%
Relief 1'443 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
7.1 GWh/yr
Roofs + façades
9.7 GWh/yr
≈ households powered
1'600
Per inhabitant
17'543 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 · 2027
Tariff H4
28.82 Rp./kWh
Energy
11.95 Rp./kWh
Grid usage
11.55 Rp./kWh
Levies + grid surcharge
4.52 Rp./kWh
28.82 Rp./kWh10.5645.88
Canton median 25.91 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator AZIENDA ELETTRICA DI MASSAGNO (AEM) SA
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
Premium regionRegion 1
Standard model, deductible 300740 CHF/mo
Ø premium in canton Ticino498 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo

Premiums are set per canton and premium region. This area lies in premium region 1 of canton Ticino. Shown is the average adult premium paid across the whole canton Ticino (2024, BAG) — a region-specific average is not available in the cantonal data.

2024 · Federal Office of Public Health (FOPH), retrieved 12.09.2026

Housing

BFS · ARE
Vacancy rate
0.33 %
Second homes
39 %
Avg. rooms
3.7
Dwellings
301
Built before 194617.6%
Built since 20017.3%
Second Homes Act: no new second-home permits (official building restriction in force).
0.33 %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
118
Workplaces
30
Services share
77.1 %
Jobs by sector: Primary 18 (15.3%) · Secondary 9 (7.6%) · Tertiary 91 (77.1%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026

Agriculture

BFS · 2025
Farms
7
Organic share
0 %
Farmland
224 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026

Accessibility

ARE · NPVM
Major centrePT 53 min · Car 28 min
AgglomerationPT 51 min · Car 28 min
Remoteness 44/100 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Municipality

Wikidata · CC0
BFS municipality number5009
Wikidata · continuously updated, retrieved 24.09.2026

Localities

swisstopo · 1
What is the postal code of Isone?
The postal code of Isone is 6810.
What is the tax rate in Isone?
The municipal tax multiplier of Isone is 92% (2026); canton TI levies 100%.
How much tax do you pay in Isone?
A single person without children pays about 14'472 CHF income tax in Isone on 100'000 CHF gross income (federal, cantonal, municipal), rank 74 of 100 in canton TI. Source: ESTV (2026).
How many residents does Isone have?
Isone has 407 residents (2025).
How many foreign residents live in Isone?
Isone has 44 foreign residents, a share of 10.81% (2025).

Map

OpenStreetMap