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311 Helen Avenue in Markham for sale

Asking price
$3,795,000
Estimate (Jun 10)
$3,571,012
MLS #:
N13424448
Type:
Detached, Backsplit 4
Approx. SQFT:
2000-2500
Basement:
Sep Entrance, Unfinished
3 3
2 202.94 x 143.78 ft lot
PROPERTY HISTORY
SIGN IN REQUIRED
List Date List Price Last Status Sold Date Sold Price Days On Market
0000-00-00 $00000 New N/A N/A N/A
0000-00-00 $00000 Lsd Aug 21, 2025 $3,600
0000-00-00 $00000 Lsd Jan 29, 2021 $2,800
0000-00-00 $00000 Ter N/A N/A N/A

Listed by Cushman & Wakefield.

311 Helen Avenue is a Detached, Backsplit 4 and is currently for Sale @ $3,795,000. Taxes in 2026 were $10,559.58.

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Perfect Residential Infill Redevelopment Opportunity for Townhouse or Single Family Homes. The Backsplit 4 on 311 Helen Avenue has 3 bedrooms, 2 bathrooms, and is located on a 143.78 x 202.94 ft lot in the community of Village Green-South Unionville . +202 ft Frontage and backing onto municipal parkland. The property is located in the attractive South Unionville neighborhood featuring in-demand schools and abundant park spaces. Markham official plan allows for Singles, Semi-detached, Townhouse or small multi-plex built form. Property may be combined with 313 Helen Ave to create +400 ft frontage and 1.33 acres in area allowing for substantial infill opportunity. *(Legal Description continued) PART 1, 65R33761 SAVE AND EXCEPT PTS 1 & 3, 65R34549 CITY OF MARKHAM

The address 311 Helen Avenue was listed for sale (MLS# N13424448) on Wednesday, June 10, 2026.

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  • Date Listed: Wednesday, June 10, 2026
  • Listing Brokerage: Cushman & Wakefield - Disclaimer: The information contained in this listing has not been verified by Cushman & Wakefield and should be verified by the buyer.
  • City: Markham

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  • Neighbourhood: Village Green-South Unionville
  • Major Intersection: Helen / Glenbar Gardens
  • Full Address: 311 Helen Avenue, Markham, L3R 1J9, Canada, ON, Canada
  • Amenities:
  • Taxes: $10,559.58 (2026)

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