Population
17'973↑1.2%
About Illnau
City · Zürich
Illnau-Effretikon is a municipality in the district of Pfäffikon in the canton of Zürich in Switzerland. It includes the villages of Illnau, Effretikon, Ottikon and Bisikon. On 1 January 2016 Kyburg and Illnau-Effretikon merged to form the municipality of Illnau-Effretikon.
Population
17'973
Tax multiplier
113%
Illnau in numbers
Federal data — BFS (STATPOP, STATENT, land use), ESTV, BAKOM, ARE.113%
Above average in canton
Median taxable income
CHF 51'300↑2.8%
Bottom quartile in canton
Median net income
CHF 57'100↑2.4%
77%
Cantonal tax multiplier
95%↓3.1%
0.98%↑12.6%
Above average in canton
- Agriculture47%
- Forest37%
- Settlement15%
- Other1%
Foreign residents
29.7%↑1.3%
Top quartile in canton
Median rent
CHF 23/ m²
+29% vs CH
Dwellings
8'571↑0.8%
Jobs (FTE)
5'426↑4.2%
93%
32%
Fibre
Housing market in Illnau
The rental vacancy rate is 0.98%, 103% above the cantonal average (0.48 %) — a comparatively relaxed market. The municipal tax multiplier (Steuerfuss) is 113%, 3% above the cantonal average (109 %). Median taxable income is CHF 60'800, roughly the Swiss average (CHF 61'929). Illnau has 17'973 residents (2025).
Source: Swiss Federal Statistical Office (BFS).
