3-room Apartments & Houses for sale in Unterwasser

Unterwasser in numbers

City · St. Gallen

Unterwasser

Population

2'601

residents

Tax multiplier

118%

Vacancy

1.23%

+14% vs CH

Settlement

3%

Median taxable income

CHF 51'038

−7% vs CH

Foreign residents

15.0%

Dwellings

3'252

Jobs (FTE)

1'528

Primary residences

36%

About Unterwasser

Unterwasser is a village in the Toggenburg region of the canton of St. Gallen, Switzerland, situated at the confluence of the two streams forming the upper Thur. Formerly part of Wildhaus municipality, it has since 2010 been part of Wildhaus-Alt St. Johann by merger of Wildhaus and Alt St. Johann. It is a relatively small ski resort, and many of its trails are shared with nearby Alt st. Johan.

Land use across the commune

Every 100 × 100 m of Unterwasser, coloured by how it's used. Drawn from the BFS Arealstatistik 2025 release — the most recent nationwide snapshot.

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Frequently asked questions

Which canton is Unterwasser in?

Unterwasser is located in the canton of St. Gallen.

What is the population of Unterwasser?

Unterwasser has approximately 2'601 residents.

What is the municipal tax multiplier (Steuerfuss) in Unterwasser?

The municipal tax multiplier (Steuerfuss) in Unterwasser is 118% of the cantonal base rate. Note: this is a multiplier of the cantonal income tax, not an effective tax rate.