Kaiseraugst
- Canton
- Aargau (AG)
- District
- Bezirk Rheinfelden
- BFS number
- 4252
- Postcodes
- 4303
Population
Official figure
- Permanent residents on 31 December 2010
- 5,163
- Permanent residents on 31 December 2025
- 5,985
- Change 2010–2025
- +15.9%
- Calculated by Votara from official data
Population in 2050?
Votara estimate, not an official forecast canton-level scenario applied proportionally
about 7,070
Estimate for 31 December 2050
How it is calculated
Population 2050 ≈ population 2025 × canton scenario 2050 ÷ canton scenario 2025, rounded to three significant digits.
- Population of Kaiseraugst, 31 December 2025 (OFS/BFS)
- 5,985
- Aargau (canton), OFS/BFS reference scenario 2050
- 877,426
- Aargau (canton), OFS/BFS reference scenario 2025
- 743,140
- Growth factor of the canton 2025–2050
- 1.181
The OFS/BFS publishes no population scenarios for communes. This estimate applies the growth of the whole canton to the commune; local factors such as building zones or new housing are not taken into account.
Vacancy rate
Official figure
0.64%
Empty dwellings on 1 June 2026, as a share of all dwellings.
Aargau (canton): 1.05% (2026)