Key location factors for Lachen SZ at a glance.
Source: third-party market data · July 2026 · asking rents from listings
Lachen SZ has a mixed building structure: 47 % single-family, 37 % multi-family and 12 % 2-unit buildings.
The median build year 2008 is above the Swiss average (1991). 13 % of buildings date from before 1980.
Heat pumps are recorded in 15 % of updated GWR entries (from 2015).
Taxes, health insurance, housing costs and commute times — for every Swiss municipality.
Der Quadratmeterpreis für Wohneigentum liegt bei CHF 13'837 und damit höher als in 97 % aller Schweizer Gemeinden. Damit gehört Lachen zu den teureren Wohnorten der Schweiz.
Die Mietpreise liegen bei CHF 29.90 pro m2 und Monat, was teurer ist als in 87 % aller Schweizer Gemeinden. Zusätzlich liegt die Leerwohnungsziffer bei nur 0.24 %, was 2025 als knapper Markt eingestuft wird.
Für ein Bruttoeinkommen von CHF 150'000 (alleinstehend, ohne Kirchensteuer) liegt die Steuerbelastung bei 10.2 % beziehungsweise CHF 15'230. Das ist günstiger als in allen anderen Schweizer Gemeinden.
Lachen zählt 9'529 Einwohner, wobei 18 % der Bevölkerung unter 15 Jahre und 20.1 % ab 65 Jahre alt sind. Die Bevölkerung ist innerhalb der letzten fünf Jahre um 7.3 % gewachsen.
Im Umkreis von Lachen gibt es mehr unversiegelte Fläche als bei 45 % aller Schweizer Gemeinden, zudem liegt die Gemeinde an einem Grosssee. Innerhalb der Gemeinde selbst sind laut Arealstatistik 68 % Siedlungsfläche, 22 % Landwirtschaftsfläche und 5 % Wald.
Rents in the range of CHF 27-33/m²/mo. serve as a reference value for market-rate listings in Lachen SZ. Individual listings may vary significantly depending on location, condition, and floor.
Rental prices in Lachen SZ are currently typically in the range CHF 27-33 per m² per month (range depending on location, condition and floor). A 70 m² apartment thus comes to roughly CHF 1,950–2,250 per month — the effective market range starts lower for small apartments and rises disproportionately for large ones.
The m² price for owner-occupied apartments in Lachen SZ is typically in the range CHF 13'100-14'600 per m². The actual range depends heavily on location, year built, finish standard and views.
The m² price for houses in Lachen SZ is typically in the range CHF 11'300-14'400 per m² (defensive range ±12 %). House prices vary considerably depending on plot size, buildability and micro-location within the municipality — a direct m² comparison serves only as an initial orientation.
The effective tax burden in Lachen SZ is 10.2 % on income — for a gross income of CHF 150,000 (single, without church tax) this amounts to roughly CHF 15,230 per year. The Swiss median is 19.8 %; the burden in Lachen SZ is below. Source: Swiss Federal Tax Administration tax burden statistics 2025.
No — in Lachen SZ the share of second homes is 7.0 %, below the 20 % threshold. The second-home law does not apply here, and new second homes are generally permitted. Source: Federal Office for Spatial Development (ARE), 2025.
A first reference point is the local price per square metre: in Lachen SZ the median is around CHF 13'837 per m² for condominiums. A realistic estimate also factors in location, year of construction, condition, fit-out quality and view. How the price compares with other municipalities is shown by the Immoskop municipality comparison: all 2’110 municipalities by housing costs, taxes and health insurance premiums — as guidance, not a substitute for an official or bank-verified valuation.
Municipalities nearby, ordered by driving time — purchase price difference to Lachen SZ colour-coded.
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