Cantons › Valais › Monthey

New-build projects in Monthey

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

108projected

36authorised

23under construction

665Dwellings planned

In brief

In Monthey (canton of Valais), the Federal Register of Buildings and Dwellings lists 167 buildings that are planned or under construction: 108 projected, 36 authorised and 23 under construction. Together they include 665 planned dwellings. As of 11.10.2026.

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Buildings planned and under construction

80 of 167 projects, under construction first, then by number of dwellings. You can see them all on the map.

Address	Status	Type	Dwellings
Route des Aunaires 27	under construction	Purely residential building	21
Route du Chili 26a, Route du Chili 26b, Route du Chili 26c, Route du Chili 26d, Route du Chili 26e, Route du Chili 26f, Route du Chili 26g, Route du Chili 26h, Route du Chili 26i, Route du Chili 26j	under construction	Purely residential building	10
Avenue de France 59	under construction	Purely residential building	10
Route des Giettes 11	under construction	Purely residential building	2
Route de Massillon 12a, Route de Massillon 12b	under construction	Purely residential building	2
Route d'Outre-Vièze 75c	under construction	Purely residential building	1
Route d'Outre-Vièze 75d	under construction	Purely residential building	1
Route d'Outre-Vièze 75e	under construction	Purely residential building	1
Route d'Outre-Vièze 75f	under construction	Purely residential building	1
Route d'Outre-Vièze 75g	under construction	Purely residential building	1
Route d'Outre-Vièze 75a	under construction	Purely residential building	1
Route d'Outre-Vièze 75b	under construction	Purely residential building	1
Route d'Outre-Vièze 100c	under construction	Purely residential building	1
Route d'Outre-Vièze 100b	under construction	Purely residential building	1
Route des Giettes 15	under construction	Purely residential building	1
Route des Bas-Epenys 2	under construction	Purely residential building	1
Route d'Outre-Vièze 67	under construction	Purely residential building	1
Route d'Outre-Vièze 69	under construction	Purely residential building	1
Chemin du Canal 15	under construction	Non-residential	–
Chemin du Canal 17	under construction	Non-residential	–
Avenue du Simplon 23, Avenue du Simplon 23a, Avenue du Simplon 23b	under construction	Residential with secondary use	–
Route Boeuferrant-Nord 25	under construction	Non-residential	–
Rue Monthéolo 9	under construction	Non-residential	–
Route du Pont-Rouge 3a	authorised	Purely residential building	18
Route du Pont-Rouge 1a	authorised	Purely residential building	14
Route du Pont-Rouge 3b	authorised	Purely residential building	14
Route du Pont-Rouge 1b	authorised	Purely residential building	11
Route du Pont-Rouge 1c	authorised	Purely residential building	11
Route du Pont-Rouge 7b	authorised	Purely residential building	9
Route du Pont-Rouge 7d	authorised	Purely residential building	9
Chemin des Dailles 7	authorised	Purely residential building	9
Route du Pont-Rouge 7a	authorised	Purely residential building	8
Route du Pont-Rouge 7c	authorised	Purely residential building	8
Route d'Outre-Vièze 23a, Route d'Outre-Vièze 23b	authorised	Purely residential building	2
Route d'Outre-Vièze 23c, Route d'Outre-Vièze 23d	authorised	Purely residential building	2
Chemin des Châtaigniers 11a, Chemin des Châtaigniers 11b	authorised	Purely residential building	2
Route d'Outre-Vièze 104a	authorised	Purely residential building	1
Route de Prafenne 46	authorised	Purely residential building	1
Route de Choëx 16a	authorised	Purely residential building	1
Route de Choëx 16b	authorised	Purely residential building	1
Route de Choëx 16c	authorised	Purely residential building	1
Avenue de la Plantaud 54	authorised	Purely residential building	1
Route de Choëx 169b	authorised	Purely residential building	1
Route de Choëx 169a	authorised	Purely residential building	1
Route d'Outre-Vièze 126a	authorised	Purely residential building	1
Route d'Outre-Vièze 126b	authorised	Purely residential building	1
Route de la Loëx 18.1	authorised	Non-residential	–
Route des Giettes 366.2	authorised	Non-residential	–
Route du Chili 17h.1	authorised	Non-residential	–
Chemin de Champerfou 79.1	authorised	Non-residential	–
Route Boeuferrant-Nord 18	authorised	Non-residential	–
Avenue de la Plantaud 54.1	authorised	Non-residential	–
Rue du Closillon 22	authorised	Purely residential building	–
Route des Aunaires 11c	authorised	Purely residential building	–
Route des Aunaires 11b	authorised	Purely residential building	–
Route des Aunaires 11a	authorised	Purely residential building	–
Chemin de Champerfou 8.1	authorised	Non-residential	–
Route de Vérossaz 63.1	authorised	Non-residential	–
Route de la Jeurna 21.1	authorised	Non-residential	–
Avenue de l'Industrie 36, Avenue de l'Industrie 38	projected	Residential with secondary use	101
Avenue de l'Industrie 40, Avenue de l'Industrie 42	projected	Residential with secondary use	82
Avenue de la Plantaud 37, Avenue de la Plantaud 39	projected	Residential with secondary use	73
Avenue de la Plantaud 31, Avenue de la Plantaud 33, Avenue de la Plantaud 35	projected	Residential with secondary use	41
Rue Monthéolo 3b, Rue Monthéolo 3a	projected	Purely residential building	23
Route des Bans 2	projected	Purely residential building	17
Rue du Mabillon 11	projected	Purely residential building	14
Rue du Closillon 16	projected	Purely residential building	14
Rue des Fours 2	projected	Purely residential building	13
Avenue de l'Europe 76	projected	Purely residential building	12
Chemin des Carrières 19e	projected	Purely residential building	5
Chemin des Carrières 19f	projected	Purely residential building	5
Route des Giettes 49a, Route des Giettes 49b	projected	Purely residential building	2
Route des Granges 20	projected	Purely residential building	2
Route du Marécot 48	projected	Purely residential building	2
Route de Morgins 14a, Route de Morgins 14b	projected	Purely residential building	2
Route du Marécot 33a, Route du Marécot 33b	projected	Purely residential building	2
Route de Massillon 1a, Route de Massillon 1d	projected	Purely residential building	2
Route de Massillon 1b, Route de Massillon 1e	projected	Purely residential building	2
Route du Marécot 31a, Route du Marécot 31b	projected	Purely residential building	2
Route du Marécot 31c, Route du Marécot 31d	projected	Purely residential building	2

Frequently asked questions about Monthey

How many new-build projects are there in Monthey?

Where can I find building permit applications in Monthey?

Building permit applications from Monthey are published in the official gazette of the canton of Valais 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 Monthey?

With an alert on vorbau.ch: draw an area around Monthey 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 Valais

Sion 239 Martigny 177 Crans-Montana 166 Val de Bagnes 150 Zermatt 129 Sierre 109 Chalais 93 Saxon 91 Ayent 88 Anniviers 87 Nendaz 85 Riddes 84 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.