In brief
In Affeltrangen (canton of Thurgau), the Federal Register of Buildings and Dwellings lists 17 buildings that are planned or under construction: 3 projected, 12 authorised and 2 under construction. Together they include 73 planned dwellings. As of 11.10.2026.
Buildings planned and under construction
All projects, under construction first, then by number of dwellings.
| Address | Status | Dwellings |
|---|---|---|
| Hauptstrasse 20a | under construction | 11 |
| Alte Friltschenstrasse 3a | under construction | 1 |
| Märwilerstrasse 3 | authorised | 10 |
| Am Bach | authorised | 8 |
| Am Bach | authorised | 8 |
| Am Bach | authorised | 8 |
| Hauptstrasse 1 | authorised | 8 |
| Unterdorf 17 | authorised | 6 |
| Unterdorf 17a | authorised | 1 |
| Hauptstrasse 1a | authorised | 1 |
| Bucherstrasse 10.16 | authorised | – |
| Unterlangnau 1.2 | authorised | – |
| Oberlangnauerstrasse 12 | authorised | – |
| Käsereistrasse 55.1 | authorised | – |
| Weinfelderstrasse 3 | projected | 11 |
| Wildern 2.8 | projected | – |
| Wildern 2.10 | projected | – |
Frequently asked questions about Affeltrangen
How many new-build projects are there in Affeltrangen?
In Affeltrangen (canton of Thurgau), the Federal Register of Buildings and Dwellings lists 17 buildings that are planned or under construction: 3 projected, 12 authorised and 2 under construction. Together they include 73 planned dwellings. As of 11.10.2026.
Where can I find building permit applications in Affeltrangen?
Building permit applications from Affeltrangen are published in the official gazette of the canton of Thurgau or by the municipality. Vorbau doesn’t analyse this canton’s building permit applications yet, but you can see the planned buildings from the building register on the map.
How do I find out about new building projects in Affeltrangen?
With an alert on vorbau.ch: draw an area around Affeltrangen on the map and you’ll get an email as soon as a building there is newly registered, authorised, started or completed. One alert is free.
Other municipalities in the canton of Thurgau
Sources: Federal Statistical Office, Federal Register of Buildings and Dwellings (RBD); cantonal official gazettes via amtsblattportal.ch; SOGC. Planned buildings may change or not go ahead.