Switzerland · Canton VS
Val-d'Illiez
1873VS CANTON1873
Residents
2'149
Area
39.3 km²
Population density
55 pop./km²
Elevation
948 m a.s.l.
Terrain up to
3'228 m a.s.l.
Tax multiplier
130%
Postal codes
1
Demographics
BFS · 2025Women
1'041 48.4%
Men
1'108 51.6%
Children & youth (0–19)
400 18.6%
Swiss citizens
1'739 80.9%
Foreign residents
410 19.1%
Population density
55 pop./km²
0–19 · 400 · 18.6%20–64 · 1'302 · 60.6%65+ · 447 · 20.8%
Foreign residents 19.1%0%64.0%
STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026
14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% Yes
62.9% YesNo 37.1%
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes
63.1% YesNo 36.9%
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% Yes
16.5% YesNo 83.5%
08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% Yes
50.6% YesNo 49.4%
08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% Yes
35.7% YesNo 64.3%
08.03.2026Bundesbeschluss über die schweizerische Währung und die Bargeldversorgung (Gegenvorschlag zur Bargeldinitiative)Federal● Accepted · 73.4% Yes
62.3% YesNo 37.7%
08.03.2026Volksinitiative «Ja zu einer unabhängigen, freien Schweizer Währung mit Münzen oder Banknoten (Bargeld ist Freiheit)»Federal● Rejected · 45.6% Yes
71.2% YesNo 28.8%
30.11.2025Volksinitiative «Für eine soziale Klimapolitik – steuerlich gerecht finanziert (Initiative für eine Zukunft)»Federal● Rejected · 21.7% Yes
9.6% YesNo 90.5%
30.11.2025Volksinitiative «Für eine engagierte Schweiz (Service-citoyen-Initiative)»Federal● Rejected · 15.9% Yes
10.2% YesNo 89.8%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026
Politics
National Council election 2023SVP37.5% · strongest party
SVP37.5%
Mitte33.9%
FDP11.9%
SP7.4%
GRÜNE6.2%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026
Taxes 2026
ESTVMunicipal tax multiplier130%
Cantonal tax multiplier100%
130%VS range 100%145%
Tax rank 95 of 122 in canton ValaisTax burden
Single, 100'000 CHF gross income
16'187 CHF(16.2%)
Rank 98 of 122 in the canton · 1380 of 2110 in Switzerland
Median canton 15'413 CHF · median Switzerland 15'290 CHF
Cheapest Bister VS 13'690 CHF · most expensive Grächen 17'302 CHF
100'000 CHF:16'187 CHF(~16.2%)
Val-d'IlliezCanton range ValaisSwitzerland median
Show data table
| Gross income | Val-d'Illiez | Valais | Switzerland median |
|---|---|---|---|
| 40'000 | 5.2% | 4.2–5.8% | 5.4% |
| 50'000 | 9.2% | 7.5–10.3% | 7.8% |
| 60'000 | 10.9% | 8.8–12% | 10.5% |
| 70'000 | 12.4% | 10.2–13.5% | 11.9% |
| 80'000 | 13.8% | 11.4–14.9% | 13.1% |
| 90'000 | 14.8% | 12.4–16% | 14.1% |
| 100'000 | 16.2% | 13.7–17.3% | 15.3% |
| 110'000 | 17.4% | 14.8–18.5% | 16.3% |
| 120'000 | 18.5% | 15.9–19.6% | 17.2% |
| 130'000 | 19.6% | 17–20.8% | 18.1% |
| 140'000 | 20.8% | 18.1–22% | 19% |
| 150'000 | 21.9% | 19.1–23% | 19.7% |
| 175'000 | 24.6% | 21.8–25.7% | 21.6% |
| 200'000 | 26.5% | 23.9–27.7% | 23.2% |
| 225'000 | 27.7% | 25.1–28.9% | 24.6% |
| 250'000 | 28.7% | 26–30% | 25.8% |
| 275'000 | 29.6% | 26.8–30.8% | 26.8% |
| 300'000 | 30.3% | 27.4–31.6% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 31.08.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–20204.7 °C
Precipitation 1991–20201'816 mm
4.7 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
3'228 m
Mean elevation
1'642 m
Relief
2'496 m
Mean slope
28.9°
Flat share
1.1%
South-facing
13.9%
Above 2000 m
20.4%
Relief 2'496 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
27.7 GWh/yr
Roofs + façades
38 GWh/yr
≈ households powered
6'200
28 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 31.08.2026
Electricity
ElCom · 2026Tariff H4
29.69 Rp./kWh
Energy
14.04 Rp./kWh
Grid usage
10.59 Rp./kWh
Levies + grid surcharge
3.3 Rp./kWh
29.69 Rp./kWh9.6443.61
Canton median 26.87 Rp./kWhSwiss median 27.7 Rp./kWh
Network operator Romande Energie 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.
2026 · Federal Electricity Commission (ElCom), retrieved 28.08.2026
Housing
BFSVacancy rate
1.11 %
Avg. rooms
3.5
Dwellings
2'245
Built before 194622.4%
Built since 200125.7%
1.11 %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 31.08.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026
Accessibility
ARE · NPVMNational Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026
Municipality
Wikidata · CC0Websiteilliez.ch ↗
Wikidata · continuously updated, retrieved 31.08.2026
Rankings
31Largest municipalities2'149 #42 VS · #928 CHFamilies & children18.6% #54 VS · #1565 CHAge structure20.8% #83 VS · #1085 CHWomen share48.4% #88 VS · #1763 CHForeign residents19.1% #50 VS · #942 CHPopulation density55/km² #61 VS · #1752 CHTax burden16'187 #99 VS · #1381 CHTaxes130% #95 VSWarmest municipalities4.7 °C #98 VS · #2007 CHSunniest municipalities50.4% #108 VS · #225 CHRainiest municipalities1'816 mm #1 VS · #70 CHVoter turnout54.7% #48 VS · #1120 CHAgainst Switzerland28% #6 VS · #136 CHAligned with Switzerland72% #66 VS · #1338 CHSVP strongholds37.5% #14 VS · #808 CHSP strongholds7.4% #75 VS · #1745 CHCentre strongholds33.9% #76 VS · #191 CHFDP strongholds11.9% #56 VS · #1163 CHGLP strongholds2.5% #25 VS · #1689 CHGreen strongholds6.2% #61 VS · #1296 CHLargest by area39.3 km² #38 VS · #232 CHHighest municipalities948 m #72 VS · #297 CHRemotest municipalities101 min #80 VS · #395 CHBest-connected municipalities101 min #42 VS · #1722 CHHighest peaks3'228 m #42 VS · #83 CHHighest-lying municipalities1'642 m #74 VS · #171 CHGreatest vertical range2'496 m #44 VS · #82 CHSteepest municipalities28.9° #49 VS · #131 CHSolar potential28 GWh #40 VS · #747 CHCheapest electricity29.69 Rp./kWh #111 VS · #1439 CHMost expensive electricity29.69 Rp./kWh #14 VS · #670 CH
Postal codes (1)
swisstopoLocalities
swisstopo · 3Nearby municipalities
swisstopo- What is the postal code of Val-d'Illiez?
- The postal code of Val-d'Illiez is 1873.
- What is the tax rate in Val-d'Illiez?
- The municipal tax multiplier of Val-d'Illiez is 130% (2026); canton VS levies 100%.
- How much tax do you pay in Val-d'Illiez?
- A single person without children pays about 16'187 CHF income tax in Val-d'Illiez on 100'000 CHF gross income (federal, cantonal, municipal), rank 98 of 122 in canton VS. Source: ESTV (2026).
- How many residents does Val-d'Illiez have?
- Val-d'Illiez has 2'149 residents (2025).
- How many foreign residents live in Val-d'Illiez?
- Val-d'Illiez has 410 foreign residents, a share of 19.08% (2025).
Map
OpenStreetMapVal-d'Illiez compared with
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