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Radon testing in Markham, Ontario
338,503 residents. Median household income $97,000.
Population
338,503
Avg Radon
~43 Bq/m³
Above Guideline
5%
Median Income
$97,000
Why Markham homeowners test
Markham's mix of detached family homes in Unionville and newer townhome developments creates a wide range of radon exposure based on home type and age.
Our Markham service
- Testing: $249 (standard) or $399 (real estate)
- Mitigation: $2,800 to $3,800 preliminary estimate 1
- Typical scheduling: within 3-5 business days
- Same-week availability most months