A city in the Regional Municipality of York, Ontario, Canada. It is approximately 30 km northeast of Downtown Toronto. In the 2021 Census, Markham had a population of 338,503, which ranked it the largest in the York Region, fourth largest in the Greater Toronto Area, and 16th largest in Canada. Current Markham MLS® stats indicate an average house price of $1,300,775 and 421 new listings in the last 28 days. As of today, Markham housing data shows median days on market for a home is 16 days.