What is the postal code of Lachen?

The postal code of Lachen is 8853.

What is the tax rate in Lachen?

The municipal tax multiplier of Lachen is 125% (2026); canton SZ levies 110%.

How much tax do you pay in Lachen?

A single person without children pays about 6'990 CHF income tax in Lachen on 100'000 CHF gross income (federal, cantonal, municipal), rank 5 of 30 in canton SZ. Source: ESTV (2026).

How many residents does Lachen have?

Lachen has 9'448 residents (2025).

How many foreign residents live in Lachen?

Lachen has 3'009 foreign residents, a share of 31.85% (2025).

Switzerland · Canton SZ

Lachen

8853

SZ CANTON8853

Residents

9'448

Area

4.3 km²

Population density

2'177 pop./km²

Elevation

408 m a.s.l.

Tax multiplier

125%

Postal codes

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

Demographics

BFS · 2025

Women

4'704 49.8%

Men

4'744 50.2%

Children & youth (0–19)

1'843 19.5%

Swiss citizens

6'439 68.2%

Foreign residents

3'009 31.9%

Population density

2'177 pop./km²

0–19 · 1'843 · 19.5%20–64 · 5'651 · 59.8%65+ · 1'954 · 20.7%

Foreign residents 31.9%0%64.0%

STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026

Vote results for Lachen

BFS

14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% Yes

62.8% YesNo 37.2%

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes

54.2% YesNo 45.8%

14.06.2026Volksinitiative «Kaufkraft stärken – Prämienverbilligung auch für den Mittelstand»Cantonal SZ● Rejected · 40.8% Yes

42.4% YesNo 57.6%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

42.2% YesNo 57.8%

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% Yes

17.8% YesNo 82.2%

08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% Yes

44.9% YesNo 55.1%

08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% Yes

40.3% YesNo 59.7%

08.03.2026Bundesbeschluss über die schweizerische Währung und die Bargeldversorgung (Gegenvorschlag zur Bargeldinitiative)Federal● Accepted · 73.4% Yes

72.1% YesNo 27.9%

08.03.2026Volksinitiative «Ja zu einer unabhängigen, freien Schweizer Währung mit Münzen oder Banknoten (Bargeld ist Freiheit)»Federal● Rejected · 45.6% Yes

46.8% YesNo 53.2%

30.11.2025Volksinitiative «Für eine soziale Klimapolitik – steuerlich gerecht finanziert (Initiative für eine Zukunft)»Federal● Rejected · 21.7% Yes

11.1% YesNo 88.9%

All federal votes →

Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026

Politics

National Council election 2023

FDP29.9% · strongest party

FDP29.9%

SVP27.4%

SP17.7%

Mitte12.5%

GLP5.0%

sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026

Taxes 2026

ESTV

Municipal tax multiplier125%

Cantonal tax multiplier110%

125%SZ range 64%195%

Tax rank 5 of 30 in canton Schwyz

Tax burden

Single, 100'000 CHF gross income

6'990 CHF(7%)

Rank 5 of 30 in the canton · 16 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

100'000 CHF:6'990 CHF(~7%)

LachenCanton range SchwyzSwitzerland median

Show data table

Gross income	Lachen	Schwyz	Switzerland median
40'000	2.2%	1.7–2.8%	5.4%
50'000	3.5%	2.7–4.4%	7.8%
60'000	4.4%	3.4–5.5%	10.5%
70'000	5.1%	4–6.4%	11.9%
80'000	5.7%	4.5–7.1%	13.1%
90'000	6.3%	5–7.7%	14.1%
100'000	7%	5.6–8.6%	15.3%
110'000	7.6%	6.2–9.3%	16.3%
120'000	8.2%	6.7–9.9%	17.2%
130'000	8.6%	7.1–10.4%	18.1%
140'000	9.2%	7.6–11%	19%
150'000	9.6%	8–11.5%	19.7%
175'000	10.7%	9–12.7%	21.6%
200'000	11.7%	9.9–13.7%	23.2%
225'000	12.5%	10.7–14.6%	24.6%
250'000	13.3%	11.5–15.4%	25.8%
275'000	14%	12.1–16.1%	26.8%
300'000	14.5%	12.6–16.7%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–202010.2 °C

Precipitation 1991–20201'399 mm

10.2 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

438 m

Mean elevation

411 m

Relief

33 m

Mean slope

0.9°

Flat share

99.2%

South-facing

0.1%

Above 2000 m

0.0%

Relief 33 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

Solar potential

BFE

Roof potential

37.9 GWh/yr

Roofs + façades

51.2 GWh/yr

≈ households powered

8'400

38 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

36.91 Rp./kWh

Energy

18.74 Rp./kWh

Grid usage

13.83 Rp./kWh

Levies + grid surcharge

2.6 Rp./kWh

36.91 Rp./kWh9.6443.61

Canton median 28.16 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator EW Lachen 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

Housing

BFS

Vacancy rate

0.24 %

Avg. rooms

3.6

Dwellings

4'631

Built before 194610.8%

Built since 200141.0%

0.24 %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 54 min · Car 39 min

AgglomerationPT 11 min · Car 5 min

Remoteness 29/30 in canton

National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026

Municipality

Wikidata · CC0

Websitelachen.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities9'448 #8 SZ · #202 CH Families & children19.5% #13 SZ · #1303 CH Age structure20.7% #13 SZ · #1095 CH Women share49.8% #6 SZ · #1064 CH Foreign residents31.9% #2 SZ · #237 CH Population density2'177/km² #1 SZ · #57 CH Tax burden6'990 #5 SZ · #16 CH Taxes125% #5 SZ Warmest municipalities10.2 °C #4 SZ · #319 CH Sunniest municipalities43.2% #24 SZ · #982 CH Rainiest municipalities1'399 mm #24 SZ · #353 CH Voter turnout59.3% #19 SZ · #545 CH Against Switzerland14% #24 SZ · #993 CH Aligned with Switzerland86% #1 SZ · #449 CH SVP strongholds27.4% #29 SZ · #1433 CH SP strongholds17.7% #1 SZ · #657 CH Centre strongholds12.5% #23 SZ · #998 CH FDP strongholds29.9% #3 SZ · #89 CH GLP strongholds5% #2 SZ · #1184 CH Green strongholds1.9% #15 SZ · #1963 CH Largest by area4.3 km² #30 SZ · #1661 CH Highest municipalities408 m #30 SZ · #1853 CH Remotest municipalities54 min #29 SZ · #1511 CH Best-connected municipalities54 min #2 SZ · #589 CH Highest peaks438 m #30 SZ · #2037 CH Highest-lying municipalities411 m #30 SZ · #1946 CH Greatest vertical range33 m #30 SZ · #2078 CH Steepest municipalities0.9° #30 SZ · #2079 CH Solar potential38 GWh #10 SZ · #510 CH Cheapest electricity36.91 Rp./kWh #28 SZ · #2090 CH Most expensive electricity36.91 Rp./kWh #3 SZ · #17 CH

Postal codes (1)

swisstopo

8853

Lachen SZ

Localities

swisstopo · 1

Lachen SZ8853

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Lachen?: The postal code of Lachen is 8853.
What is the tax rate in Lachen?: The municipal tax multiplier of Lachen is 125% (2026); canton SZ levies 110%.
How much tax do you pay in Lachen?: A single person without children pays about 6'990 CHF income tax in Lachen on 100'000 CHF gross income (federal, cantonal, municipal), rank 5 of 30 in canton SZ. Source: ESTV (2026).
How many residents does Lachen have?: Lachen has 9'448 residents (2025).
How many foreign residents live in Lachen?: Lachen has 3'009 foreign residents, a share of 31.85% (2025).

Map

OpenStreetMap

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