Cantons › Solothurn › Trimbach

New-build projects in Trimbach

Planned, authorised and started buildings from the official building register, plus building permit applications and forced auctions. As of 11.10.2026.

11projected

1authorised

11under construction

16Dwellings planned

In brief

In Trimbach (canton of Solothurn), the Federal Register of Buildings and Dwellings lists 23 buildings that are planned or under construction: 11 projected, 1 authorised and 11 under construction. Together they include 16 planned dwellings. As of 11.10.2026.

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Buildings planned and under construction

All projects, under construction first, then by number of dwellings.

Address	Status	Type	Dwellings
Haselweg 2	under construction	Purely residential building	1
Dürrenbergstrasse 59a	under construction	Purely residential building	–
Dürrenbergstrasse 59b	under construction	Purely residential building	–
Räckholder 16	under construction	Purely residential building	–
Räckholder 18	under construction	Purely residential building	–
Räckholder 20	under construction	Purely residential building	–
Räckholder 24	under construction	Purely residential building	–
Dürrenbergstrasse 59c	under construction	Purely residential building	–
Dürrenbergstrasse 59d	under construction	Purely residential building	–
Räckholder 22	under construction	Purely residential building	–
Räckholder 26	under construction	Purely residential building	–
Birkenweg 11	authorised	Purely residential building	8
Allmendstrasse 36d, Allmendstrasse 36b, Allmendstrasse 36, Allmendstrasse 36a, Allmendstrasse 36c	projected	Purely residential building	1
Froburgstrasse 83b, Froburgstrasse 83, Froburgstrasse 83a	projected	Purely residential building	1
Froburgstrasse 79b, Froburgstrasse 79a, Froburgstrasse 79c, Froburgstrasse 79	projected	Purely residential building	1
Allmendstrasse 32b, Allmendstrasse 32c, Allmendstrasse 32a, Allmendstrasse 32	projected	Purely residential building	1
Allmendstrasse 34b, Allmendstrasse 34a, Allmendstrasse 34c, Allmendstrasse 34	projected	Purely residential building	1
Froburgstrasse 77a, Froburgstrasse 77d, Froburgstrasse 77e, Froburgstrasse 77, Froburgstrasse 77b, Froburgstrasse 77c	projected	Purely residential building	1
Froburgstrasse 81a, Froburgstrasse 81c, Froburgstrasse 81, Froburgstrasse 81b	projected	Purely residential building	1
Allmendstrasse 30b, Allmendstrasse 30c, Allmendstrasse 30d, Allmendstrasse 30a, Allmendstrasse 30	projected	Purely residential building	–
Rumpelweg 1	projected	Purely residential building	–
Marenstrasse 91	projected	Purely residential building	–
Winznauerstrasse 130	projected	Non-residential	–

Forced auctions

LiegenschaftAuction on 16.12.2026

Frequently asked questions about Trimbach

How many new-build projects are there in Trimbach?

Where can I find building permit applications in Trimbach?

Building permit applications from Trimbach are published in the official gazette of the canton of Solothurn 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 Trimbach?

With an alert on vorbau.ch: draw an area around Trimbach 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 Solothurn

Dornach 34 Dulliken 29 Wangen bei Olten 28 Langendorf 27 Grenchen 24 Balsthal 23 Büsserach 22 Kleinlützel 22 Rodersdorf 21 Oensingen 20 Buchegg 19 Hochwald 18 All municipalities ›

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.