Postcode area · Au (SG) · St. Gallen
The postcode areas of Au (SG) in numbers
Au (SG) has 2 postcode areas and 10,424 residents in 2025, with population, density and indicators for each.
- 2 postcode areas
- 10,424 residents
List of postcode areas in Au (SG)
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| Postcode area | Population | Population density | Area | Share of foreign nationals | Dwellings |
|---|---|---|---|---|---|
| 9435 Heerbrugg | 5,411 | 2,761 people/km² | 2.0 km² | 45.3% | 2,675 |
| 9434 Au SG | 5,013 | 1,412 people/km² | 3.5 km² | 34.7% | 2,448 |
Frequently asked questions
How many postcode areas does Au (SG) have?
Au (SG) has 2 postcode areas. Largest by population: 9435 Heerbrugg (5,411 residents).