In brief
In Hefenhofen (canton of Thurgau), the Federal Register of Buildings and Dwellings lists 15 buildings that are planned or under construction: 0 projected, 10 authorised and 5 under construction. Together they include 27 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 |
|---|---|---|
| Gehrestrasse 8a | under construction | 1 |
| Gehrestrasse 8 | under construction | 1 |
| Sonnhaldenstrasse 3 | under construction | 1 |
| Sonnhaldenstrasse 5 | under construction | 1 |
| Romanshornerstrasse 241a | under construction | – |
| Hamisfeld 21 | authorised | 8 |
| Hamisfeld 22 | authorised | 6 |
| Dozwilerstrasse 4 | authorised | 3 |
| Sonnhaldenstrasse 3b | authorised | 1 |
| Auenhoferstrasse 2 | authorised | 1 |
| Auenhoferstrasse 2a | authorised | 1 |
| Auenhoferstrasse 2b | authorised | 1 |
| Auenhoferstrasse 2c | authorised | 1 |
| Sonnhaldenstrasse 3a | authorised | 1 |
| Widestrasse | authorised | – |
Frequently asked questions about Hefenhofen
How many new-build projects are there in Hefenhofen?
In Hefenhofen (canton of Thurgau), the Federal Register of Buildings and Dwellings lists 15 buildings that are planned or under construction: 0 projected, 10 authorised and 5 under construction. Together they include 27 planned dwellings. As of 11.10.2026.
Where can I find building permit applications in Hefenhofen?
Building permit applications from Hefenhofen 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 Hefenhofen?
With an alert on vorbau.ch: draw an area around Hefenhofen 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.