In brief
In Illgau (canton of Schwyz), the Federal Register of Buildings and Dwellings lists 8 buildings that are planned or under construction: 5 projected, 1 authorised and 2 under construction. Together they include 15 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 |
|---|---|---|
| Dörfli 1 | under construction | 2 |
| Restaurant Sigristenhaus 2 | under construction | – |
| Büel 6.2 | authorised | – |
| Sennmatt 2 | projected | 5 |
| Sennmatt 3 | projected | 5 |
| Sennmatt 14 | projected | 2 |
| Sennmatt 25 | projected | 1 |
| Moosberg 1.1 | projected | – |
Frequently asked questions about Illgau
How many new-build projects are there in Illgau?
In Illgau (canton of Schwyz), the Federal Register of Buildings and Dwellings lists 8 buildings that are planned or under construction: 5 projected, 1 authorised and 2 under construction. Together they include 15 planned dwellings. As of 11.10.2026.
Where can I find building permit applications in Illgau?
Building permit applications from Illgau are published in the official gazette of the canton of Schwyz 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 Illgau?
With an alert on vorbau.ch: draw an area around Illgau 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 Schwyz
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.