Postcode area · Gossau (SG) · St. Gallen
The postcode areas of Gossau (SG) in numbers
Gossau (SG) has 2 postcode areas and 18,802 residents in 2025, with population, density and indicators for each.
- 2 postcode areas
- 18,802 residents
List of postcode areas in Gossau (SG)
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| Postcode area | Population | Population density | Area | Share of foreign nationals | Dwellings |
|---|---|---|---|---|---|
| 9200 Gossau SG | 16,770 | 795.2 people/km² | 21.1 km² | 25.8% | 8,337 |
| 9212 Arnegg | 2,032 | 574.0 people/km² | 3.5 km² | 13.2% | 891 |
Frequently asked questions
How many postcode areas does Gossau (SG) have?
Gossau (SG) has 2 postcode areas. Largest by population: 9200 Gossau SG (16,770 residents).