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Switzerland · Canton VS

Riederalp

3982–3991
VS CANTON3982398339863987+1 PLZ
Residents
445
Area
19.1 km²
Population density
23 pop./km²
Elevation
1'905 m a.s.l.
Terrain up to
2'351 m a.s.l.
Tax multiplier
120%
Postal codes
5

Relief © swisstopo · TINITALY · geoland.at · LGL · IGN

Demographics

BFS · 2025
Women
221 49.7%
Men
224 50.3%
Children & youth (0–19)
77 17.3%
Swiss citizens
378 84.9%
Foreign residents
67 15.1%
Population density
23 pop./km²
0–19 · 77 · 17.3%20–64 · 250 · 56.2%65+ · 118 · 26.5%
Foreign residents 15.1%0%64.0%
STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026

Politics

National Council election 2023
Mitte57.0% · strongest party
Mitte57.0%
SVP18.7%
SP9.3%
GRÜNE7.3%
FDP6.2%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026
Municipal tax multiplier120%
Cantonal tax multiplier100%
120%VS range 100%145%
Tax rank 66 of 122 in canton Valais
Tax burden
Single, 100'000 CHF gross income
15'894 CHF(15.9%)
Rank 80 of 122 in the canton · 1225 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
Income tax as % of gross income
0%9%18%26%35%40k50k100k150k200k250k300k
100'000 CHF:15'894 CHF(~15.9%)
RiederalpCanton range ValaisSwitzerland median
Show data table
Gross incomeRiederalpValaisSwitzerland median
40'0005.2%4.25.8%5.4%
50'0009.3%7.510.3%7.8%
60'00010.9%8.812%10.5%
70'00012.3%10.213.5%11.9%
80'00013.6%11.414.9%13.1%
90'00014.6%12.416%14.1%
100'00015.9%13.717.3%15.3%
110'00017.1%14.818.5%16.3%
120'00018.1%15.919.6%17.2%
130'00019.3%1720.8%18.1%
140'00020.4%18.122%19%
150'00021.4%19.123%19.7%
175'00023.9%21.825.7%21.6%
200'00025.9%23.927.7%23.2%
225'00027.1%25.128.9%24.6%
250'00028.1%2630%25.8%
275'00028.9%26.830.8%26.8%
300'00029.6%27.431.6%27.4%
2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020
Annual mean temperature 1991–20205.6 °C
Precipitation 1991–2020930 mm
5.6 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
2'351 m
Mean elevation
1'766 m
Relief
1'637 m
Mean slope
27.6°
Flat share
1.9%
South-facing
33.4%
Above 2000 m
30.6%
Relief 1'637 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
19.1 GWh/yr
Roofs + façades
28.7 GWh/yr
≈ households powered
4'200
19 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 · 2026
Tariff H4
28.52 Rp./kWh
Energy
13.11 Rp./kWh
Grid usage
11.13 Rp./kWh
Levies + grid surcharge
2.91 Rp./kWh
28.52 Rp./kWh9.6443.61
Canton median 26.87 Rp./kWhSwiss median 27.7 Rp./kWh
Network operator EnBAG Netze 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.

2026 · Federal Electricity Commission (ElCom), retrieved 28.08.2026
Vacancy rate
1.8 %
Avg. rooms
3
Dwellings
1'667
Built before 194615.5%
Built since 200115.0%
1.8 %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 · NPVM
Major centrePT 119 min · Car 138 min
AgglomerationPT 36 min · Car 35 min
Remoteness 43/122 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026

Municipality

Wikidata · CC0
Wikidata · continuously updated, retrieved 31.08.2026

Localities

swisstopo · 8
What is the postal code of Riederalp?
Riederalp has 5 postal codes: 3982, 3983, 3986, 3987, 3991.
What is the tax rate in Riederalp?
The municipal tax multiplier of Riederalp is 120% (2026); canton VS levies 100%.
How much tax do you pay in Riederalp?
A single person without children pays about 15'894 CHF income tax in Riederalp on 100'000 CHF gross income (federal, cantonal, municipal), rank 80 of 122 in canton VS. Source: ESTV (2026).
How many residents does Riederalp have?
Riederalp has 445 residents (2025).
How many foreign residents live in Riederalp?
Riederalp has 67 foreign residents, a share of 15.06% (2025).

Map

OpenStreetMap