How Often Should You Clean Your Windows? (Toronto Guide)

By Mantle Home Services • 4 min read • Updated February 2026
Professional window cleaning in Toronto

Toronto windows deal with a lot — construction dust, pollen, hard water spots, road salt spray in winter, and general urban grime. If your windows look hazy even after it rains, it's time for a proper cleaning.

The Recommended Schedule

For most GTA homes, twice a year is the sweet spot — once in spring after the winter grime clears, and once in fall before the holidays. Homes near construction, major roads, or lots of trees may benefit from quarterly cleaning.

Interior vs. Exterior

Exterior windows get dirty 3-4x faster than interior. If budget is tight, prioritize exterior cleaning twice a year and do interior once. The difference is immediately noticeable — natural light increases dramatically when exterior grime is removed.

Signs Your Windows Need Cleaning Now

💡 Pro tip: Clean windows don't just look better — they actually let in 20-30% more natural light, reducing your electricity bill and boosting your mood. It's one of the highest-impact home improvements for the lowest cost.

DIY vs. Professional

DIY works for ground-floor windows. But for second-story and above, pros have water-fed poles, pure water systems, and safety equipment that make the job faster, safer, and streak-free. Plus, we clean tracks, screens, and sills — areas most homeowners skip.

What Does Professional Window Cleaning Cost in Toronto?

For a standard 3-bedroom home with 15-20 windows, expect to pay $150-$250 for exterior cleaning. Interior + exterior bundles typically run $200-$350. At Mantle, we include screens, tracks, and sills in every service.

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