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313 Helen Avenue, Markham, ON - For Sale | Realtris

3 Beds

2 Baths

1500-2000 sq. ft.

2 Garages

Detached

$5,129 Tax / yr

Bedrooms

Bathrooms

Garages

1500-2000

sq. ft.

The property offers an expansive +203 feet of frontage, extending directly onto municipal parkland for exceptional outdoor access.
Located in the desirable South Unionville neighborhood, known for its in-demand schools and plentiful park spaces.
Markham’s official plan permits development options including Singles, Semi-detached, Townhouses, or small multi-plexes.

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Key facts for 313 Helen Avenue

Tax$5,128.92 / 2025

Property TypeDetached, Backsplit 4

Lot Size143.78 x 203.25 Feet

ParkingAttached 2 Spaces, Total 6 Spaces

Parking FeaturesPrivate

BasementFull

Listing #N12448686

Listing BrokerageCUSHMAN & WAKEFIELD

Data SourcePROPTX

Sale History

DateOct, 2025- Jan, 2027

Status

Price Change

Price$3,250,000

MLS® #:N12448683

$3,250,000Price Change

List:Oct, 2025 to Jan, 2027

N12448683

DateOct, 2025- Jan, 2027

Status

Price Change

Price$3,250,000

MLS® #:N12448686 (Current)

$3,250,000Price Change

List:Oct, 2025 to Jan, 2027

N12448686 (Current)

DateDec, 2023- May, 2024

Status

Expired

Price$4,750,000

MLS® #:N7339962

$4,750,000Expired

List:Dec, 2023 to May, 2024

N7339962

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Population 2021:: 7,301
Household average size:: 3.2

Census area 35190630; area-wide figures, not facts about this home.

2021 Census source

Adapted from Statistics Canada, 2021 Census of Population, Census Profile, 2021. This does not constitute an endorsement by Statistics Canada of this product.