Demographics
BFS · 2025Women
2'262 50.0%
Men
2'266 50.0%
Children & youth (0–19)
905 20.0%
Swiss citizens
3'095 68.4%
Foreign residents
1'433 31.7%
Population density
300 pop./km²
0–19 · 905 · 20.0%20–64 · 2'711 · 59.9%65+ · 912 · 20.1%
Foreign residents 31.7%0%64.0%
Population change 2025: −23 (−0.5%) · 31 births · 40 deaths · net migration −35
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 District de Monthey: 27.2% Yes
30.1% YesNo 69.9%
27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict District de Monthey: 35.1% Yes
34.9% YesNo 65.1%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict District de Monthey: 58.8% Yes
61.9% YesNo 38.1%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict District de Monthey: 50.0% Yes
51.0% YesNo 49.0%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict District de Monthey: 52.4% Yes
56.3% YesNo 43.7%
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 District de Monthey: 21.9% Yes
21.3% YesNo 78.7%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict District de Monthey: 45.9% Yes
47.1% YesNo 52.9%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict District de Monthey: 55.0% Yes
54.7% YesNo 45.3%
08.03.2026Federal decree on Swiss currency and cash supply (counter-proposal to Cash Initiative)Federal● Accepted · 73.4% YesDistrict District de Monthey: 61.2% Yes
57.7% YesNo 42.3%
08.03.2026Popular Initiative 'Yes to an independent and free Swiss currency with coins or banknotes (Cash is freedom)'Federal● Rejected · 45.6% YesDistrict District de Monthey: 65.4% Yes
61.3% YesNo 38.7%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026
Politics
National Council election 2023SVP28.3% · strongest party
SVP28.3%
FDP25.1%
Mitte17.3%
SP15.5%
GRÜNE9.3%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Taxes 2026
ESTVMunicipal tax multiplier110%
Cantonal tax multiplier100%
110%VS range 100%145%
Tax rank 34 of 122 in canton ValaisTax burden
Single, 100'000 CHF gross income
14'411 CHF(14.4%)
Rank 27 of 122 in the canton · 913 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:14'411 CHF(~14.4%)
Port-ValaisCanton range ValaisSwitzerland median
Show data table
| Gross income | Port-Valais | Valais | Switzerland median |
|---|---|---|---|
| 40'000 | 4.5% | 4.2–5.8% | 5.4% |
| 50'000 | 8% | 7.5–10.3% | 7.8% |
| 60'000 | 9.4% | 8.8–12% | 10.5% |
| 70'000 | 10.8% | 10.2–13.5% | 11.9% |
| 80'000 | 12% | 11.4–14.9% | 13.1% |
| 90'000 | 13.1% | 12.4–16% | 14.1% |
| 100'000 | 14.4% | 13.7–17.3% | 15.3% |
| 110'000 | 15.6% | 14.8–18.5% | 16.3% |
| 120'000 | 16.7% | 15.9–19.6% | 17.2% |
| 130'000 | 17.8% | 17–20.8% | 18.1% |
| 140'000 | 18.9% | 18.1–22% | 19% |
| 150'000 | 19.9% | 19.1–23% | 19.7% |
| 175'000 | 22.7% | 21.8–25.7% | 21.6% |
| 200'000 | 24.7% | 23.9–27.7% | 23.2% |
| 225'000 | 25.9% | 25.1–28.9% | 24.6% |
| 250'000 | 26.9% | 26–30% | 25.8% |
| 275'000 | 27.6% | 26.8–30.8% | 26.8% |
| 300'000 | 28.3% | 27.4–31.6% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–202010.4 °C
Precipitation 1991–20201'075 mm
10.4 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
2'159 m
Mean elevation
765 m
Relief
1'787 m
Mean slope
20.7°
Flat share
34.1%
South-facing
7.1%
Above 2000 m
0.5%
Relief 1'787 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
31.2 GWh/yr
Roofs + façades
38.8 GWh/yr
≈ households powered
6'900
Per inhabitant
6'884 kWh/yr
31 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
28.26 Rp./kWh
Energy
13.01 Rp./kWh
Grid usage
10.18 Rp./kWh
Levies + grid surcharge
3.3 Rp./kWh
28.26 Rp./kWh10.5645.88
Canton median 26.56 Rp./kWhSwiss median 26.53 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.
2027 · Federal Electricity Commission (ElCom), retrieved 12.09.2026
Health-insurance premiums
BAG · 2024Premium regionRegion 1
Standard model, deductible 300583 CHF/mo
Ø premium in canton Valais391 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 Valais. Shown is the average adult premium paid across the whole canton Valais (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 · AREVacancy rate
1.63 %
Second homes
15.8 %
Avg. rooms
3.5
Dwellings
2'214
Built before 19468.8%
Built since 200143.5%
1.63 %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
1'174
Workplaces
336
Services share
74.8 %
Jobs by sector: Primary 36 (3.1%) · Secondary 260 (22.1%) · Tertiary 878 (74.8%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
6
Organic share
16.7 %
Farmland
257 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 municipalities4'528 #23 VS · #489 CHGrowing municipalities-0.5% #100 VS · #1650 CHShrinking municipalities-0.5% #24 VS · #467 CHJobs per resident0.26 #83 VS · #1497 CHFamilies & children20% #34 VS · #1165 CHAge structure20.1% #89 VS · #1234 CHWomen share50% #45 VS · #971 CHForeign residents31.7% #20 VS · #241 CHPopulation density300/km² #20 VS · #782 CHTax burden14'411 #27 VS · #913 CHTaxes110% #34 VSWarmest municipalities10.4 °C #5 VS · #264 CHSunniest municipalities48.8% #119 VS · #282 CHRainiest municipalities1'075 mm #27 VS · #1252 CHVoter turnout48.3% #106 VS · #1909 CHAgainst Switzerland18.6% #43 VS · #647 CHAligned with Switzerland81.4% #31 VS · #858 CHSVP strongholds28.3% #45 VS · #1383 CHSP strongholds15.5% #32 VS · #900 CHCentre strongholds17.3% #119 VS · #682 CHFDP strongholds25.1% #12 VS · #228 CHGLP strongholds3.4% #8 VS · #1523 CHGreen strongholds9.3% #29 VS · #670 CHLargest by area15.1 km² #81 VS · #644 CHHighest municipalities390 m #119 VS · #1934 CHSecond homes15.8% #96 VS · #516 CHOrganic farming16.7% #65 VS · #817 CHBest-connected municipalities85 min #16 VS · #1464 CHRemotest municipalities85 min #108 VS · #661 CHHighest peaks2'159 m #103 VS · #321 CHHighest-lying municipalities765 m #112 VS · #652 CHGreatest vertical range1'787 m #101 VS · #260 CHSteepest municipalities20.7° #109 VS · #377 CHSolar potential31 GWh #36 VS · #643 CHSolar potential per capita6'884 kWh #119 VS · #1698 CHCheapest electricity28.26 Rp./kWh #113 VS · #1380 CHMost expensive electricity28.26 Rp./kWh #8 VS · #725 CH
Postal codes (2)
swisstopoLocalities
swisstopo · 3Nearby municipalities
swisstopo- What is the postal code of Port-Valais?
- Port-Valais has 2 postal codes: 1897, 1898.
- What is the tax rate in Port-Valais?
- The municipal tax multiplier of Port-Valais is 110% (2026); canton VS levies 100%.
- How much tax do you pay in Port-Valais?
- A single person without children pays about 14'411 CHF income tax in Port-Valais on 100'000 CHF gross income (federal, cantonal, municipal), rank 27 of 122 in canton VS. Source: ESTV (2026).
- How many residents does Port-Valais have?
- Port-Valais has 4'528 residents (2025).
- How many foreign residents live in Port-Valais?
- Port-Valais has 1'433 foreign residents, a share of 31.65% (2025).
Map
OpenStreetMapPort-Valais compared with
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