Population
3'566↑1.5%

Municipality · St. Gallen
Rheineck is a municipality in the Wahlkreis (constituency) of Rheintal in the canton of St. Gallen in Switzerland.
The rental vacancy rate is 1.48%, 8% above the cantonal average (1.37 %) — a comparatively relaxed market. The municipal tax multiplier (Steuerfuss) is 113%, roughly the cantonal average (113 %) — tax-favourable. Median taxable income is CHF 51'600, 17% below the Swiss median (CHF 61'929). Rheineck has 3'566 residents (2025).
Source: Swiss Federal Statistical Office (BFS).