Forgot password Extend Verify Contact

353B Ontario Street
Central Newmarket Newmarket L3Y 2K2

$499,000
Residential Freehold beds: 0 baths: 0.0

Street View
Photo 1: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 2: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 3: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 4: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 5: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 6: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 7: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 8: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 9: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 10: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 11: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 12: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 13: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Photo 14: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
Status:
Active
Prop. Type:
Residential Freehold
MLS® Num:
N12452744
Attention Builders, Developers & Investors | Vacant Land | Two Severed Lots (353A & 353B Ontario St) | 91 x 145 Total Lot | **Priced to Sell**An exceptional turnkey infill opportunity in the heart of Central Newmarket. A premium 91-foot frontage parcel that has already been severed into two fully buildable lots - each approximately 45 x 145 - offering the ideal setting for custom homes or a boutique multi-unit residential project. Both lots come with Committee of Adjustment approval for three-storey, three-bedroom homes, streamlining the development process and eliminating months of planning uncertainty. With all municipal services available at the lot line, this site is ready for construction, reducing cost and time to build.353B Ontario Street is approved for approximately 3,650 sqft., featuring a 3-storey layout with 3 bedrooms and 4 bathrooms - a design perfectly aligned with the strong buyer demand for luxury urban infill homes in Newmarket. Located within walking distance to Fairy Lake, Southlake Regional Health Centre, Main Street shops, restaurants, schools, and public transit, this address offers unmatched lifestyle appeal and resale potential. Whether you're looking to build, sell, or hold as an income-producing asset, this property represents a rare, high-yield opportunity in one of Newmarkets most desirable, walkable neighbourhoods.
Property Type:
Residential Freehold
Property Sub Type:
Vacant Land
Lot Size:
<.50
Lot Depth:
145'7"
Lot Frontage:
46'
Lot Shape:
Rectangular
Direction Faces:
North
Bedrooms:
0
Bathrooms:
0.0
Kitchens:
0
Zoning:
RD-1
Possession Details:
Allow 2 weeks
HST Applicable To Sale Price:
In Addition To
Taxes:
$3,731.34 / 2024
Assessment:
$- / -
York
Newmarket
Central Newmarket
None
Utilities Cable:
Available
Utilities Telephone:
Available
Utilities Gas:
Available
Utilities Hydro:
Available
Utilities Water:
Available
Sewers:
Available
Special Designation:
Unknown
Central Vacuum:
No
Seller Property Info Statement:
No
Date Listed:
Oct 08, 2025
Original Price:
Previous Price:
  • Photo 1: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Street View
  • Photo 2: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Street View
  • Photo 3: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Street View
  • Photo 4: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Lot Inside view
  • Photo 5: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Lot Inside view
  • Photo 6: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Lot Inside view
  • Photo 7: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Lot Inside view
  • Photo 8: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Lot Inside view
  • Photo 9: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    MPAC Lot View
  • Photo 10: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    Proposed Building Overview
  • Photo 11: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    353B - Front Elevation
  • Photo 12: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    353B - Rear Elevation
  • Photo 13: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    353B - Side Elevation
  • Photo 14: 353B Ontario Street in Newmarket: Central Newmarket House for sale : MLS®# N12452744
    353B Site Data
Listed by CITYSCAPE REAL ESTATE LTD.
Data was last updated December 21, 2025 at 11:15 PM (UTC)
This website may only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate of the type being offered via the website. The data relating to real estate on this website comes in part from the MLS® Reciprocity program of the PropTx MLS®. The data is deemed reliable but is not guaranteed to be accurate.