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Demographics

BFS · 2025
Women
3'653 48.5%
Men
3'886 51.5%
Children & youth (0–19)
1'388 18.4%
Swiss citizens
5'747 76.2%
Foreign residents
1'792 23.8%
Population density
307 pop./km²
0–19 · 1'388 · 18.4%20–64 · 4'683 · 62.1%65+ · 1'468 · 19.5%
Foreign residents 23.8%0%64.0%
Population change 2025: +113 (+1.5%) · 61 births · 49 deaths · net migration +97
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 Bezirk March: 41.3% Yes
39.1% YesNo 60.9%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk March: 62.5% Yes
63.6% YesNo 36.5%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk March: 64.6% Yes
60.2% YesNo 39.8%
14.06.2026Volksinitiative «Kaufkraft stärken – Prämienverbilligung auch für den Mittelstand»Cantonal SZ● Rejected · 40.8% YesDistrict Bezirk March: 43.2% Yes
36.7% YesNo 63.3%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk March: 37.3% Yes
41.1% YesNo 59.0%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk March: 50.2% Yes
48.9% YesNo 51.1%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk March: 46.8% Yes
40.2% YesNo 59.8%
08.03.2026Federal decree on Swiss currency and cash supply (counter-proposal to Cash Initiative)Federal● Accepted · 73.4% YesDistrict Bezirk March: 69.6% Yes
73.5% YesNo 26.5%
All federal votes →
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026

Politics

National Council election 2023
SVP36.1% · strongest party
SVP36.1%
FDP23.0%
Mitte17.2%
SP9.7%
Übrige7.8%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Municipal tax multiplier115%
Cantonal tax multiplier110%
115%SZ range 64%195%
Tax rank 4 of 30 in canton Schwyz
Tax burden
Single, 100'000 CHF gross income
6'765 CHF(6.8%)
Rank 4 of 30 in the canton · 15 of 2110 in Switzerland
Median canton 7'665 CHF · median Switzerland 15'290 CHF
Cheapest Freienbach 5'617 CHF · most expensive Illgau 8'565 CHF
Income tax as % of gross income
0%8%15%23%30%40k50k100k150k200k250k300k
100'000 CHF:6'765 CHF(~6.8%)
AltendorfCanton range SchwyzSwitzerland median
Show data table
Gross incomeAltendorfSchwyzSwitzerland median
40'0002.2%1.7–2.8%5.4%
50'0003.4%2.7–4.4%7.8%
60'0004.3%3.4–5.5%10.5%
70'0005%4–6.4%11.9%
80'0005.5%4.5–7.1%13.1%
90'0006.1%5–7.7%14.1%
100'0006.8%5.6–8.6%15.3%
110'0007.4%6.2–9.3%16.3%
120'0007.9%6.7–9.9%17.2%
130'0008.4%7.1–10.4%18.1%
140'0008.9%7.6–11%19%
150'0009.3%8–11.5%19.7%
175'00010.4%9–12.7%21.6%
200'00011.4%9.9–13.7%23.2%
225'00012.2%10.7–14.6%24.6%
250'00013%11.5–15.4%25.8%
275'00013.7%12.1–16.1%26.8%
300'00014.2%12.6–16.7%27.4%
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026

Climate

MeteoSwiss 1 km grid · 1991–2020
Annual mean temperature 1991–202010.2 °C
Precipitation 1991–20201'422 mm
10.2 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
1'316 m
Mean elevation
729 m
Relief
910 m
Mean slope
12.2°
Flat share
28.5%
South-facing
5.4%
Above 2000 m
0.0%
Relief 910 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
45.6 GWh/yr
Roofs + façades
61.4 GWh/yr
≈ households powered
10'100
Per inhabitant
6'042 kWh/yr
46 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
32.93 Rp./kWh
Energy
14.63 Rp./kWh
Grid usage
14.27 Rp./kWh
Levies + grid surcharge
2.3 Rp./kWh
32.93 Rp./kWh10.5645.88
Canton median 27.23 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator Elektrizitätsversorgung Altendorf 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.

2027 · Federal Electricity Commission (ElCom), retrieved 12.09.2026
Standard model, deductible 300521 CHF/mo
Ø premium in canton Schwyz361 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo

Premiums are set not per municipality but per canton and premium region. Shown is the average adult premium paid in canton Schwyz (2024, BAG) — it applies canton-wide, not to any single location.

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

Housing

BFS · ARE
Vacancy rate
1.03 %
Second homes
9.4 %
Avg. rooms
3.9
Dwellings
3'497
Built before 19468.4%
Built since 200146.8%
1.03 %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
4'549
Workplaces
826
Services share
71.5 %
Jobs by sector: Primary 173 (3.8%) · Secondary 1'123 (24.7%) · Tertiary 3'253 (71.5%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026

Agriculture

BFS · 2025
Farms
59
Organic share
13.6 %
Farmland
893 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026

Accessibility

ARE · NPVM
Major centrePT 61 min · Car 40 min
AgglomerationPT 14 min · Car 9 min
Remoteness 27/30 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Municipality

Wikidata · CC0
BFS municipality number1341
DistrictBezirk March
Wikidata · continuously updated, retrieved 24.09.2026
Largest municipalities7'539 #10 SZ · #262 CHGrowing municipalities1.5% #9 SZ · #528 CHShrinking municipalities1.5% #22 SZ · #1582 CHJobs per resident0.6 #7 SZ · #348 CHFamilies & children18.4% #20 SZ · #1592 CHAge structure19.5% #18 SZ · #1336 CHWomen share48.5% #14 SZ · #1703 CHForeign residents23.8% #11 SZ · #610 CHPopulation density307/km² #13 SZ · #769 CHTax burden6'765 #4 SZ · #15 CHTaxes115% #4 SZWarmest municipalities10.2 °C #2 SZ · #317 CHSunniest municipalities43% #26 SZ · #1002 CHRainiest municipalities1'422 mm #23 SZ · #326 CHVoter turnout59.8% #18 SZ · #608 CHAgainst Switzerland21.6% #18 SZ · #400 CHAligned with Switzerland78.4% #7 SZ · #1021 CHSVP strongholds36.1% #21 SZ · #892 CHSP strongholds9.7% #13 SZ · #1549 CHCentre strongholds17.2% #12 SZ · #684 CHFDP strongholds23% #7 SZ · #313 CHGLP strongholds4% #6 SZ · #1403 CHGreen strongholds2% #13 SZ · #1957 CHLargest by area24.6 km² #11 SZ · #377 CHHighest municipalities421 m #28 SZ · #1769 CHSecond homes9.4% #21 SZ · #1335 CHOrganic farming13.6% #10 SZ · #978 CHBest-connected municipalities61 min #5 SZ · #808 CHRemotest municipalities61 min #27 SZ · #1290 CHHighest peaks1'316 m #22 SZ · #540 CHHighest-lying municipalities729 m #21 SZ · #706 CHGreatest vertical range910 m #18 SZ · #466 CHSteepest municipalities12.2° #23 SZ · #753 CHSolar potential46 GWh #8 SZ · #383 CHSolar potential per capita6'042 kWh #23 SZ · #1830 CHCheapest electricity32.93 Rp./kWh #26 SZ · #2025 CHMost expensive electricity32.93 Rp./kWh #5 SZ · #82 CH

Localities

swisstopo · 2
What is the postal code of Altendorf?
Altendorf has 2 postal codes: 8846, 8852.
What is the tax rate in Altendorf?
The municipal tax multiplier of Altendorf is 115% (2026); canton SZ levies 110%.
How much tax do you pay in Altendorf?
A single person without children pays about 6'765 CHF income tax in Altendorf on 100'000 CHF gross income (federal, cantonal, municipal), rank 4 of 30 in canton SZ. Source: ESTV (2026).
How many residents does Altendorf have?
Altendorf has 7'539 residents (2025).
How many foreign residents live in Altendorf?
Altendorf has 1'792 foreign residents, a share of 23.77% (2025).

Map

OpenStreetMap