Population
3'937↑1.2%

Municipality · St. Gallen
Nesslau is a municipality in the Toggenburg district of the canton of St. Gallen, Switzerland. The current municipality was formed in 2013 and includes the villages of Nesslau, Krummenau and Stein.
The rental vacancy rate is 0.90%, 34% below the cantonal average (1.37 %) — a tight rental market. The municipal tax multiplier (Steuerfuss) is 114%, roughly the cantonal average (113 %). Median taxable income is CHF 49'050, 21% below the Swiss median (CHF 61'929). Nesslau has 3'937 residents (2025).
Source: Swiss Federal Statistical Office (BFS).