175 Helen Ave, Markham, ON, L3R 1J7 is located in the neighbourhood of South Unionville, Markham, ON. Nearby neighbourhoods include Unionville, Brown's Corners, and Hagerman's Corners. For similar properties, try searching for Markham Houses, Markham Townhouses, or Markham Condos.
South Unionville, Markham, ON has a population of approximately 6,066. The properties in this area have an average asking price of $853,380.
Approximately 95% of the properties in South Unionville, Markham, ON are owned while 5% are rented.