French drain cost in Quebec
Every figure comes from a named source, with its year. When sources disagree, we show them all. Real prices depend on your house: these are benchmarks to spot an unusual quote, not quotes.
The minimum to expect
| Camera inspection (small camera) | $250 and up | Plomberie Budget Drain · price list published by a company |
| High-pressure jetting (electric) | From $325 | Plomberie Budget Drain · price list published by a company |
Ranges
| French drain replacement | $100 to $250 per linear foot /lin. ft | B.L Drain Expert inc. (RBQ 8358-5851-01) · price list published by a company |
| Standard single-family house | $15,000 to $35,000 | B.L Drain Expert inc. (RBQ 8358-5851-01) · price list published by a company |
| Standard single-family house | $12,000 to $20,000 before taxes | Solution ProFissure (RBQ 5770-6285-01) · price list published by a company |
| House with a 100 ft perimeter | $10,000 to $25,000 | Soumission Rénovation (plateforme de soumissions) · quote platform — has an interest in generating requests |
| RénoPlex subsidy (Montréal): install or replace a foundation drain | $60 per linear metre /lin. m | Ville de Montréal · official source |
| RénoPlex subsidy: new sump pit and pump | $1,600 per building | Ville de Montréal · official source |
| Rénoclimat adaptation (from 1 October 2026): simple works (sump pump with battery, backwater valve…) | $700 to $1,000 | Gouvernement du Québec (Cabinet de la ministre de l'Environnement) · official source |
| Rénoclimat adaptation: risk diagnosis | up to a maximum of $1,000 | Gouvernement du Québec (Cabinet de la ministre de l'Environnement) · official source |
| Rénoclimat adaptation: work in a recognized risk zone | up to 75% of costs, maximum $35,000 | Gouvernement du Québec (Cabinet de la ministre de l'Environnement) · official source |
| Longueuil: Programme Rénovation Québec | suspended since April 1, 2025 | Ville de Longueuil · official source |
What moves the price
- Linear footage, soil type and obstacles (porches, decks, patios, driveways). — B.L Drain Expert inc. (RBQ 8358-5851-01)
- A drain lasts about 40 years; a house built before 1950 may have none. Excavation requires RBQ licence 2.5. — CAA-Québec
- RénoPlex: wait for approval before starting (3 to 4 months); minimum request of 3 000 $ in Bloc 1. — Ville de Montréal
- Inference (conversion): 60 $ per linear metre is about 18 $ per linear foot.
Who does this work near you
Or choose: South Shore (167) · Montreal (84) · Laval (55) · Mirabel (63) · Terrebonne (56) · Saint-Jean-sur-Richelieu (45) · all cities →
Sources
- Accueil — liste de prix (Plomberie Budget Drain), aucune date sur la page (consulté le 2026-09-22) — price list published by a company — www.budgetdrain.ca/
- Drain français prix 2026 : combien coûte un remplacement au Québec (B.L Drain Expert inc. (RBQ 8358-5851-01)), 2026-02-12 — price list published by a company — www.bldrain.com/combien-coute-le-remplacement-dun-drain-francais-au-q…
- Prix d'un drain français au Québec — Guide des coûts 2026 (Solution ProFissure (RBQ 5770-6285-01)), 2026-07-06 — price list published by a company — www.solutionprofissure.com/post/prix-drain-francais/
- Prix drain français 2026 : coût au pied au Québec (Soumission Rénovation (plateforme de soumissions)), 2026-09-18 — quote platform — has an interest in generating requests — soumissionrenovation.ca/fr/blogue/cout-dun-drain-francais-au-pied-lin…
- RénoPlex : déterminer les montants accordés par type de travaux (Ville de Montréal), 2026-08-18 (mis à jour) — official source — montreal.ca/articles/renoplex-determiner-les-montants-accordes-par-ty…
- Programme Rénoclimat — Québec agit pour aider la population à protéger les habitations contre les aléas climatiques (Gouvernement du Québec (Cabinet de la ministre de l'Environnement)), 2026-06-08 — official source — www.quebec.ca/nouvelles/actualites/details/programme-renoclimat-quebe…
- Programme Rénovation Québec (PRQ) (Ville de Longueuil), consulté le 2026-09-22 — official source — www.longueuil.quebec/fr/programme-renovation-quebec-prq
- Réparer un drain résidentiel ou une fondation (CAA-Québec), 2016-01-04 — trade association — www.caaquebec.com/fr/conseils/entretenir-une-residence/guides/drain-e…
- RénoPlex : subventions à la rénovation des immeubles de 1 à 5 logements (Ville de Montréal), 2026-06-19 (mis à jour) — official source — montreal.ca/programmes/renoplex-subventions-la-renovation-des-immeubl…