Population
2'614↑0.5%

Municipality · St. Gallen
Wildhaus-Alt St. Johann is a municipality in the Wahlkreis (constituency) of Toggenburg in the canton of St. Gallen in Switzerland. It was formed on 1 January 2010, through the merger of Alt St. Johann and Wildhaus.
The rental vacancy rate is 1.23%, 10% below the cantonal average (1.37 %). The municipal tax multiplier (Steuerfuss) is 118%, 4% above the cantonal average (113 %). Median taxable income is CHF 44'300, 28% below the Swiss median (CHF 61'929). Wildhaus-Alt St. Johann has 2'614 residents (2025).
Source: Swiss Federal Statistical Office (BFS).