Cantons › St. Gallen › Niederhelfenschwil
New-build projects in Niederhelfenschwil
Planned, authorised and started buildings from the official building register, plus building permit applications and forced auctions. As of 11.10.2026.
In brief
In Niederhelfenschwil (canton of St. Gallen), the Federal Register of Buildings and Dwellings lists 20 buildings that are planned or under construction: 4 projected, 10 authorised and 6 under construction. Together they include 4 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 |
|---|---|---|
| Wisental 6 | under construction | 1 |
| Hörnliberg 3.1 | under construction | – |
| Neuebnet | under construction | – |
| Neuebnet | under construction | – |
| Eggwis 18 | under construction | – |
| Eggwis 18.1 | under construction | – |
| Birkenstrasse 4 | authorised | 1 |
| Dietenwil 1907 | authorised | 1 |
| Schloss 276.6 | authorised | – |
| Schloss 276.4 | authorised | – |
| Schloss 276.7 | authorised | – |
| Schloss 276.5 | authorised | – |
| Schloss 1055.5 | authorised | – |
| Sägebachstrasse 2.1 | authorised | – |
| Dietenwil 1907.1 | authorised | – |
| Hölzeren 274.2 | authorised | – |
| Käsereiweg 3 | projected | 1 |
| Mosen 209.6 | projected | – |
| Sonnenberg 50.4 | projected | – |
| Erlenstrasse 5.1 | projected | – |
Frequently asked questions about Niederhelfenschwil
How many new-build projects are there in Niederhelfenschwil?
In Niederhelfenschwil (canton of St. Gallen), the Federal Register of Buildings and Dwellings lists 20 buildings that are planned or under construction: 4 projected, 10 authorised and 6 under construction. Together they include 4 planned dwellings. As of 11.10.2026.
Where can I find building permit applications in Niederhelfenschwil?
Building permit applications from Niederhelfenschwil are published in the official gazette of the canton of St. Gallen 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 Niederhelfenschwil?
With an alert on vorbau.ch: draw an area around Niederhelfenschwil 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 St. Gallen
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.