Property tax & assessment — Châteauguay, Quebec

What is the tax rate? When are taxes due? How is property assessed?

The Town of Châteauguay, Quebec has 2 adopted bylaws on file: Règlement général décrétant l'imposition des taux de taxation et tarification pour l'exercice financier 2026 (G-086-26) — taux de taxation; Règlement relatif au droit de mutation (G-030-18), verified 2026-08-23.

Règlement général décrétant l'imposition des taux de taxation et tarification pour l'exercice financier 2026 (G-086-26) — taux de taxation adopted bylaw

Sets the 2026 property tax mill rates (residential, non-residential, six-plus-unit, vacant land, etc.) and the property-tax billing/instalment schedule.

Règlement relatif au droit de mutation (G-030-18) adopted bylaw

Sets the property-transfer duty ('welcome tax') owed by buyers on real-estate transactions within the city, per Quebec's Act respecting duties on transfers of immovables.

Machine-readable: property-tax.json · Official website: https://www.ville.chateauguay.qc.ca · Last verified 2026-08-23 · Property tax & assessment in other municipalities