Population
2'515↑2.0%
About Knonau
City · Zürich
Knonau is a municipality in the district of Affoltern in the canton of Zürich in Switzerland.
Population
2'515
Tax multiplier
116%
Knonau in numbers
Federal data — BFS (STATPOP, STATENT, land use), ESTV, BAKOM, ARE.116%
Top quartile in canton
Median taxable income
CHF 62'200↑1.4%
Middle in canton
Median net income
CHF 69'175↑1.7%
82%
Cantonal tax multiplier
95%↓3.1%
0.46%↓29.2%
Below average in canton
- Agriculture63%
- Settlement17%
- Forest17%
- Other3%
Foreign residents
19.5%↓0.8%
Middle in canton
Dwellings
1'087↑0.9%
Jobs (FTE)
368↓4.2%
92%
Housing market in Knonau
The rental vacancy rate is 0.46%, 5% below the cantonal average (0.48 %) — a tight rental market. The municipal tax multiplier (Steuerfuss) is 116%, 6% above the cantonal average (109 %). Median taxable income is CHF 71'500, 15% above the Swiss median (CHF 61'929). Knonau has 2'515 residents (2025).
Source: Swiss Federal Statistical Office (BFS).
