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

Property tax & assessment — Halton Hills, Ontario: Halton Hills — Property Taxes (due dates, 1.25% late charge)

In the Town of Halton Hills, Ontario, property tax & assessment rules are set by Halton Hills — Property Taxes (due dates, 1.25% late charge), verified 2026-10-22. Penalty interest: 1.25% late payment charge on the first day of each month following the due date.

Halton Hills — Property Taxes (due dates, 1.25% late charge) adopted bylaw

due dates	Mailed in early February: 1st Installment February 27, 2026; 2nd Installment April 30, 2026. Mailed in early June: 1st Installment June 30, 2026; 2nd Installment September 29, 2026.	Due Date
penalty interest	1.25% late payment charge on the first day of each month following the due date	1.25% late payment charge

scout note

2026 instalment due dates: interim Feb 27 and Apr 30; final Jun 30 and Sep 29. 1.25% late payment charge on first of each month after due date; returned payment fee $45.