Population
5'106↑1.4%
About Kölliken
City · Aargau
Kölliken is a municipality in the district of Zofingen in the canton of Aargau in Switzerland. It was also home to one of the two most toxic hazardous waste landfills in all of Switzerland. The other site is in Bonfol, Canton Jura.
Population
5'106
Tax multiplier
114%
Kölliken in numbers
Federal data — BFS (STATPOP, STATENT, land use), ESTV, BAKOM, ARE.Tax multiplier
114%
Median taxable income
CHF 67'219
+22% vs CH
Vacancy
1.77%↑139.2%
- Forest44%
- Agriculture31%
- Settlement25%
Foreign residents
24.2%↑2.1%
Dwellings
2'316↑0.8%
Jobs (FTE)
1'424↑6.2%
92%
4%
Fibre
Housing market in Kölliken
The rental vacancy rate is 1.77%, 49% above the cantonal average (1.19 %) — a comparatively relaxed market. The municipal tax multiplier (Steuerfuss) is 114%, 10% above the cantonal average (104 %). Median taxable income is CHF 67'219, roughly the Swiss average (CHF 67'216). Kölliken has 5'106 residents (2024).
Source: Swiss Federal Statistical Office (BFS).
