Population
5'808↑0.2%

City · Bern
Lengnau is a municipality in the Biel/Bienne administrative district in the canton of Bern in Switzerland.
The rental vacancy rate is 2.18%, 98% above the cantonal average (1.10 %) — a comparatively relaxed market. The municipal tax multiplier (Steuerfuss) is 149%, 9% below the cantonal average (164 %) — tax-favourable. Median taxable income is CHF 56'200, 9% below the Swiss median (CHF 61'929). Lengnau BE has 5'808 residents (2025).
Source: Swiss Federal Statistical Office (BFS).