Advantage Group Real Estate
342 Mary Street N • Oshawa, ON photo 1
342 Mary Street N • Oshawa, ON photo 2
342 Mary Street N • Oshawa, ON photo 3
342 Mary Street N • Oshawa, ON photo 4
342 Mary Street N • Oshawa, ON photo 5
342 Mary Street N • Oshawa, ON photo 6
342 Mary Street N • Oshawa, ON photo 7
New1 / 7
$449,000
342 Mary Street N • Oshawa, ONNew
Courtesy of Keller Williams Energy Real Estate
2
Bedrooms
2
Bathrooms
3000-3500
Square feet
5
Parking

About this home

Attention contractors, builders, and savvy investors! This detached two-storey home offers over 3,000 sq. ft. of space and endless potential for those looking to renovate, reimagine, or explore future development possibilities. Situated on a great-sized lot in the established community of O'Neil, this property is zoned R5-A, with potential for a fourplex development, subject to buyer due diligence and all applicable municipal approvals. Conveniently located close to schools, community centres, everyday amenities, and more, this is an exciting opportunity to unlock the full potential of a property in a desirable Oshawa location. Property is being sold AS IS, WHERE IS. Bring your vision, creativity, and plans to make the most of this unique opportunity!

Property details

Property type
Detached
Style
1 1/2 Storey
Total rooms
6
Lot size
52.11 × 142.31 ft
Property taxes
$6,584.93 (2026)
Occupancy
Flexible
Days on market
1
Status
Active
MLS®

Property history

Recently sold nearby

Listing data last updated: Oct 22, 2026, 12:59 p.m. EDT via TRREB IDX.

First listed: Oct 22, 2026, 12:44 p.m. EDT.