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Markham: snow clearing, sidewalks and parking during operations
Markham publishes dedicated winter road-services information and specific rules for parking while snow clearing is underway.
Open the official Markham winter source ↗- Do not park on a street while snow-clearing operations are active; existing parking permissions can be suspended during an operation.
- The City’s sidewalk program targets clearing after qualifying snowfall, with a stated service window for municipal sidewalks.
- Seasonal parking rules and posted restrictions should be checked before leaving a vehicle on-street in winter.
A storm can cross all of Greater Toronto Area while each municipality uses a different clearing or parking system. Use the Markham source for this address.
Do not combine these three rules
Find the sidewalk rule first, including who is responsible and whether the clock begins when snow starts or when it ends.
During snow loading, temporary signs may control even where ordinary street parking is allowed most of the year.
Place private snow on the property where possible and confirm the city rule before using any public right-of-way.
For the next Markham snow event
Treat the winter page as a live operations source: identify the sidewalk responsibility, any deadline, active parking notices and restrictions on moving snow.
On a corner lot, the side-street sidewalk can matter as much as the front. Businesses should verify whether the city applies a separate clearing expectation.
Municipal sidewalk service starts at a threshold
Markham's winter maintenance page says the City begins sidewalk clearing when snowfall reaches about 5 cm and aims to complete routes within 24 hours after snow ends. That is the City's service target, not a universal adjacent-owner deadline. Below the trigger, or during freezing rain, check the actual public walk and the City's current advice instead of assuming a machine has been dispatched. A property owner remains responsible for private steps, driveways and access to an entrance. On a corner, the front and side municipal routes may arrive at different times.
Markham's driveway-windrow program is specifically for qualified, registered households of older adults or people with disabilities, not all homes. After at least 7.5 cm of snow, crews follow street plows to open a one-car-width space at approved driveways, targeting four hours after the road plow. The City's program rules exclude a sidewalk-plow ridge, private roads and rear-lane homes. They do not clear the entire driveway or a private contractor's pile. Keep cars and bins out of the equipment's path; if an eligible opening was missed, report the address after checking the operation's status.
Parking restrictions cover snow operations
Markham prohibits on-street parking on both sides of City streets during snow clearing operations, even with an overnight permit or exemption. Outside an operation, from November 15 to April 15 vehicles generally may park only on the odd-numbered side unless signs say otherwise. The parking rules and current winter notice matter because a curb that is normally usable can become an obstacle once a plow round begins. A car near a corner can force a machine to leave packed snow that later becomes ice at the crossing. Move vehicles off-street before the operation.
There is no need to invent a homeowner 24-hour clearing bylaw from the City's sidewalk target. The service threshold means a 3-cm snowfall and a 7-cm snowfall may produce different municipal responses. A commercial plaza must also distinguish its private parking-lot sidewalks and ramps from a City public route. If its contractor pushes lot snow across a sidewalk just after the City's pass, the contractor has created a new obstruction rather than a missed municipal service. Freeze-thaw around the curb makes the pedestrian crossing worth revisiting after windrow equipment leaves.
A Markham ticket example
A permitted car remains on a residential curb during active snow clearing and prevents the windrow machine from reaching a driveway. Parking enforcement can ticket or tow it under the winter restriction. This is a representative scenario, not a report of a named car. A resident with an uncleared public sidewalk should instead check whether 5 cm fell, whether the route's service target has passed and whether the exact location can be reported. The two issues belong to different City processes.
Three service thresholds at one house
A Markham resident should first ask how much snow fell, then whether the City has started its sidewalk route, road route and windrow-opening route. They are not one vehicle doing one pass. A 5-cm sidewalk trigger does not mean a street at a different threshold has already been plowed, while the one-car-width windrow opening follows the road plow. A household that must leave before the follow-up machine arrives needs a contingency. Report a missed opening only after confirming route eligibility and completion; a private contractor's mound at the curb will not be treated as a City-plow windrow.
On a commercial parcel, the City's residential windrow service does not clear a plaza entrance or private internal road. A property manager should keep snow from those private areas off the City sidewalk and maintain accessible ramps. At a corner house, a municipal sidewalk crew may leave a crossing ridge after the street plow, which should be reported by location if it blocks the public route. A parking permit does not allow a car to stay in the way of snow operations; the live restriction is separate from the sidewalk service target. This is why a single “24-hour owner deadline” would give a Markham reader the wrong instruction.
Official source
Reviewed 2026-09-19. Use this official source together with current signs, declarations and temporary snow-operation notices.