Website Maintenance & Service Disruption

The City will be performing scheduled maintenance from 9:00 to 9:30 PM on Tuesday, September 8, 2026.

The following services may experience intermittent disruptions and may not be available:

• Login

Information pages on the Portal will not be affected. The outage is required to complete planned system maintenance.

We thank you for your patience in this matter. If you have any questions or concerns, please contact customerservice@markham.ca or call 905.477.5530.