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Kurhaus Heilbad Unterrechstein

Unterrechstein, Appenzell Ausserrhoden (northeast Switzerland), Switzerland
Kurhaus Heilbad Unterrechstein
Location
Unterrechstein, Appenzell Ausserrhoden (northeast Switzerland), Switzerland
Water type
radioactive, calcium-rich
Temperature
38 °C
pH
7.3

Water profile

Thermicity
Neutral
38 °C
LowHigh

Soothing — neither hot nor cold, perfect balance.

Mineralisation
Bio-active
LowHigh

Rich in active gases or metals — a strong mineral character.

Buoyancy
Standard buoyancy
LowHigh

Soft water — natural, classic buoyancy.

RadonLithiumBicarbonates

Kurhaus Heilbad Unterrechstein is a traditional Alpine health bath in Unterrechstein in the canton of Appenzell Innerrhoden, embedded in the distinctive folk culture landscape of one of Switzerland's smallest and most culturally idiosyncratic cantons, where an ancient tradition of direct democracy practiced through the outdoor Landsgemeinde assembly, the elaborate painted costumes of traditional dress, and the haunting polyphonic Zäuerli yodeling create a local culture of extraordinary originality and depth within a tiny territory of forested limestone ridges and alpine pastures. The Appenzell region is also celebrated for its distinctive cuisine of Appenzeller cheese, Siedwurst sausage, and Biber honey-gingerbread cake, and the gentle therapeutic tradition of Appenzell's mineral spring culture aligns naturally with the canton's broader reputation for natural and traditional wellness rooted in mountain air, herbal medicine, and active alpine landscape. The radon-calcium mineral spring waters of Unterrechstein have been used therapeutically within the traditional Kurhaus framework, offering quiet, genuine healing bathing in one of Switzerland's most culturally distinctive and historically persistent folk culture regions.

Insider tip — Kurhaus Heilbad Unterrechstein sits at low elevation on the Appenzell hills, drawing a lightly radioactive calcium-rich spring with a long history in the Swiss radon-cure tradition. The historic kurhaus retains a genteel, relaxed ambiance that rewards a leisurely visit. The surrounding Appenzell countryside of rolling meadows and embroidered farmsteads is among Switzerland's most distinctively bucolic landscapes.
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Frequently asked questions

How hot is the water?
The water is neutral here, around 38 °C — a perfect balance, neither too hot nor too cold.
What type of water is found here?
This spot features radioactive & calcium-rich water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année.