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

Property tax & assessment — St. Marys, Ontario: Property Tax Rates (2026 rates by class)

In the Town of St. Marys, Ontario, property tax & assessment rules are set by Property Tax Rates (2026 rates by class), verified 2026-10-19. Due dates: Interim: two payment dates based on 50% of last year's taxes; Final: two equal instalments of remaining balance after interim billing.

Property Tax Rates (2026 rates by class) adopted bylaw

tax rate	2026 rates by class: Residential (R/T) total 0.01623885 (Municipal 0.01470885, Education 0.00153000); Commercial (C/T) total 0.03147694 (Municipal 0.02267694, Education 0.00880000); Industrial (I/T) total 0.04556771 (Municipal 0.03676771, Education 0.00880000); Farmland (F/T) total 0.00405971; Multi-residential (M/T) total 0.01790691; New Multi-residential (N/T) total 0.01770974; Large Industrial (L/T) total 0.04556771; Pipeline (P/T) total 0.03547907; Landfill (H/F) total 0.03306233; Shopping Centre (S/T) total 0.03147694; Industrial PIL shared (I/H) total 0.04926771; see full table for all 23 classes	"2026 Property Tax Rates" table
due dates	Interim: two payment dates based on 50% of last year's taxes; Final: two equal instalments of remaining balance after interim billing	"Interim payments are based on 50% of the last year's taxes divided into two payment dates"

scout note

2026 municipal, education and total rates by class (e.g. commercial 0.03147694); interim is 50% of prior year in two instalments, final in two equal instalments.

Tax Bill Information (due dates)

Instalments due last business day of February, May, August and October.