Demographics
BFS · 2025Women
9'204 51.0%
Men
8'855 49.0%
Children & youth (0–19)
3'348 18.5%
Swiss citizens
11'419 63.2%
Foreign residents
6'640 36.8%
Population density
944 pop./km²
0–19 · 3'348 · 18.5%20–64 · 10'658 · 59.0%65+ · 4'053 · 22.4%
Foreign residents 36.8%0%64.0%
Population change 2025: +230 (+1.3%) · 136 births · 171 deaths · net migration +292
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 Sierre: 28.3% Yes
30.7% YesNo 69.3%
27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict District de Sierre: 33.0% Yes
32.2% YesNo 67.8%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict District de Sierre: 56.6% Yes
54.1% YesNo 45.9%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict District de Sierre: 44.5% Yes
42.6% YesNo 57.4%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict District de Sierre: 52.4% Yes
53.6% YesNo 46.4%
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 Sierre: 24.9% Yes
27.8% YesNo 72.3%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict District de Sierre: 42.0% Yes
43.0% YesNo 57.0%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict District de Sierre: 52.1% Yes
52.6% YesNo 47.4%
08.03.2026Federal decree on Swiss currency and cash supply (counter-proposal to Cash Initiative)Federal● Accepted · 73.4% YesDistrict District de Sierre: 63.7% Yes
64.3% YesNo 35.7%
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 Sierre: 62.0% Yes
62.3% YesNo 37.7%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026
Politics
National Council election 2023Mitte30.9% · strongest party
Mitte30.9%
SP21.4%
SVP17.8%
FDP15.5%
GRÜNE12.0%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Taxes 2026
ESTVMunicipal tax multiplier120%
Cantonal tax multiplier100%
120%VS range 100%145%
Tax rank 54 of 122 in canton ValaisTax burden
Single, 100'000 CHF gross income
15'257 CHF(15.3%)
Rank 54 of 122 in the canton · 1044 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:15'257 CHF(~15.3%)
SierreCanton range ValaisSwitzerland median
Show data table
| Gross income | Sierre | Valais | Switzerland median |
|---|---|---|---|
| 40'000 | 4.8% | 4.2–5.8% | 5.4% |
| 50'000 | 8.5% | 7.5–10.3% | 7.8% |
| 60'000 | 10.1% | 8.8–12% | 10.5% |
| 70'000 | 11.6% | 10.2–13.5% | 11.9% |
| 80'000 | 12.8% | 11.4–14.9% | 13.1% |
| 90'000 | 14% | 12.4–16% | 14.1% |
| 100'000 | 15.3% | 13.7–17.3% | 15.3% |
| 110'000 | 16.5% | 14.8–18.5% | 16.3% |
| 120'000 | 17.5% | 15.9–19.6% | 17.2% |
| 130'000 | 18.7% | 17–20.8% | 18.1% |
| 140'000 | 19.8% | 18.1–22% | 19% |
| 150'000 | 20.9% | 19.1–23% | 19.7% |
| 175'000 | 23.6% | 21.8–25.7% | 21.6% |
| 200'000 | 25.6% | 23.9–27.7% | 23.2% |
| 225'000 | 26.8% | 25.1–28.9% | 24.6% |
| 250'000 | 27.8% | 26–30% | 25.8% |
| 275'000 | 28.6% | 26.8–30.8% | 26.8% |
| 300'000 | 29.3% | 27.4–31.6% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–202010.6 °C
Precipitation 1991–2020590 mm
10.6 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
1'826 m
Mean elevation
609 m
Relief
1'328 m
Mean slope
10.2°
Flat share
55.2%
South-facing
15.7%
Above 2000 m
0.0%
Relief 1'328 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
156.8 GWh/yr
Roofs + façades
207.1 GWh/yr
≈ households powered
34'800
Per inhabitant
8'682 kWh/yr
157 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
26.56 Rp./kWh
Energy
13 Rp./kWh
Grid usage
8.33 Rp./kWh
Levies + grid surcharge
3.47 Rp./kWh
26.56 Rp./kWh10.5645.88
Canton median 26.56 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator OIKEN 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
2.85 %
Second homes
14.2 %
Avg. rooms
3.4
Dwellings
9'904
Built before 194616.7%
Built since 200125.1%
2.85 %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
11'670
Workplaces
1'558
Services share
76.2 %
Jobs by sector: Primary 195 (1.7%) · Secondary 2'577 (22.1%) · Tertiary 8'898 (76.2%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
34
Organic share
8.8 %
Farmland
382 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 municipalities18'059 #4 VS · #70 CHGrowing municipalities1.3% #46 VS · #642 CHShrinking municipalities1.3% #77 VS · #1474 CHJobs per resident0.65 #14 VS · #277 CHFamilies & children18.5% #58 VS · #1584 CHAge structure22.4% #72 VS · #797 CHWomen share51% #16 VS · #414 CHForeign residents36.8% #9 VS · #120 CHPopulation density944/km² #2 VS · #243 CHTax burden15'257 #55 VS · #1045 CHTaxes120% #54 VSWarmest municipalities10.6 °C #2 VS · #206 CHSunniest municipalities56.6% #11 VS · #14 CHRainiest municipalities590 mm #117 VS · #2096 CHVoter turnout50.4% #88 VS · #1748 CHAgainst Switzerland19.6% #35 VS · #573 CHAligned with Switzerland80.4% #42 VS · #926 CHSVP strongholds17.8% #110 VS · #1892 CHSP strongholds21.4% #12 VS · #369 CHCentre strongholds30.9% #83 VS · #221 CHFDP strongholds15.5% #42 VS · #785 CHGLP strongholds1.7% #55 VS · #1810 CHGreen strongholds12% #19 VS · #351 CHLargest by area19.1 km² #74 VS · #503 CHHighest municipalities533 m #100 VS · #1068 CHSecond homes14.2% #102 VS · #652 CHOrganic farming8.8% #86 VS · #1321 CHBest-connected municipalities113 min #68 VS · #1878 CHRemotest municipalities113 min #56 VS · #238 CHHighest peaks1'826 m #112 VS · #384 CHHighest-lying municipalities609 m #121 VS · #978 CHGreatest vertical range1'328 m #111 VS · #381 CHSteepest municipalities10.2° #122 VS · #911 CHSolar potential157 GWh #4 VS · #27 CHSolar potential per capita8'682 kWh #96 VS · #1326 CHCheapest electricity26.56 Rp./kWh #78 VS · #1053 CHMost expensive electricity26.56 Rp./kWh #52 VS · #1061 CH
Postal codes (7)
swisstopoLocalities
swisstopo · 10Nearby municipalities
swisstopo- What is the postal code of Sierre?
- Sierre has 7 postal codes: 1958, 3960, 3965, 3966, 3971, 3976, 3977.
- What is the tax rate in Sierre?
- The municipal tax multiplier of Sierre is 120% (2026); canton VS levies 100%.
- How much tax do you pay in Sierre?
- A single person without children pays about 15'257 CHF income tax in Sierre on 100'000 CHF gross income (federal, cantonal, municipal), rank 54 of 122 in canton VS. Source: ESTV (2026).
- How many residents does Sierre have?
- Sierre has 18'059 residents (2025).
- How many foreign residents live in Sierre?
- Sierre has 6'640 foreign residents, a share of 36.77% (2025).
Map
OpenStreetMapSierre compared with
- Sierre vs. Sion
- Sierre vs. Martigny-Bourg
- Sierre vs. Monthey
- Sierre vs. Brig-Glis
- Sierre vs. Val de Bagnes
- Sierre vs. Naters
- Sierre vs. Crans-Montana
- Sierre vs. Collombey-Muraz
- Sierre vs. Conthey
- Sierre vs. Fully
- Sierre vs. Sion
- Sierre vs. Martigny-Bourg
- Sierre vs. Monthey
- Sierre vs. Brig-Glis
- Sierre vs. Val de Bagnes
- Sierre vs. Naters
- Sierre vs. Crans-Montana
- Sierre vs. Collombey-Muraz
- Sierre vs. Conthey
- Sierre vs. Fully
- Sierre vs. Baden
- Sierre vs. Schwende-Rüte
- Sierre vs. Herisau
- Sierre vs. Bern
- Sierre vs. Allschwil
- Sierre vs. Basel
- Sierre vs. Fribourg
- Sierre vs. Geneva
- Sierre vs. Glarus Nord
- Sierre vs. Chur
- Sierre vs. Delémont
- Sierre vs. Lucerne
- Sierre vs. Neuchâtel
- Sierre vs. Stans
- Sierre vs. Sarnen
- Sierre vs. St. Gallen
- Sierre vs. Schaffhausen
- Sierre vs. Olten
- Sierre vs. Freienbach
- Sierre vs. Frauenfeld
- Sierre vs. Lugano
- Sierre vs. Altdorf
- Sierre vs. Lausanne
- Sierre vs. Zug
- Sierre vs. Zurich