| Province: | QC |
| Type: | QC |
| Route: | 329 |
| Maint: | Transports Québec |
| Map: | Route 329-QC.png |
| Length Km: | 95.9 |
| Length Round: | 1 |
| Length Ref: | [1] |
| Direction B: | North |
| Direction A: | South |
| Terminus B: | in Saint-Donat |
| Terminus A: | in Lachute |
| Previous Type: | QC |
| Previous Route: | 327 |
| Next Type: | QC |
| Next Route: | 333 |
| Counties: | Argenteuil / Les Pays-d'en-Haut / Les Laurentides / Matawinie |
| Cities: | Lachute, Morin Heights, Sainte-Agathe-des-Monts, Saint-Donat |
| Junction: | in Lachute in Morin-Heights in Sainte-Agathe-des-Monts |
Route 329 is a provincial highway in the Laurentides and Lanaudière regions of Quebec, serving a large portion of the popular tourist area as well as numerous lakes and cottage areas in the Middle and Upper Laurentians. Beginning at the junction of Route 148 just east of Lachute, it ends 93 kilometers further north at the junction of Route 125 in Saint-Donat, just south of Mont-Tremblant National Park. It is briefly concurrent with Route 364 in Morin-Heights and Route 117 in Sainte-Agathe-des-Monts.
| RCM or ET | Municipality | Km | Junction | Notes | |||
|---|---|---|---|---|---|---|---|
| Argenteuil | Lachute | 0.0 | 148 EAST: to Mirabel 148 WEST: to Brownsburg-Chatham | ||||
| 3.4 4.3 | (Overlap 0.9 km) | 158 WEST: to Lachute 158 EAST: to Mirabel | |||||
| Mille-Isles | 25.7 | Chemin de Milles-Isles | WEST: to Saint-Jérôme | ||||
| Les Pays-d'en-Haut | Morin-Heights | 35.7 37.0 | (Overlap 1.3 km) | 364 EAST: to Saint-Sauveur 364 WEST: to Saint-Adolphe-d'Howard | |||
| Les Laurentides | Sainte-Agathe-des-Monts | 62.0 64.1 | (Overlap 2.1 km) | 117 SOUTH: to Val-David 117 NORTH: to Mont-Blanc | |||
| Matawinie | Saint-Donat | 95.9 | 125 SOUTH: to Notre-Dame-de-la-Merci 125 NORTH: to Lac-des-Dix-Milles | ||||