Population
3'702↑0.8%

City · St. Gallen
Mörschwil is a municipality in the Wahlkreis (constituency) of Rorschach in the canton of St. Gallen in Switzerland.
The rental vacancy rate is 0.37%, 73% below the cantonal average (1.37 %). The municipal tax multiplier (Steuerfuss) is 67%, 41% below the cantonal average (113 %) — tax-favourable. Median taxable income is CHF 76'100, 23% above the Swiss median (CHF 61'929). Mörschwil has 3'702 residents (2025).
Source: Swiss Federal Statistical Office (BFS).