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CA > Ontario > Oshawa > O'Neill > 342 Mary Street N

342 Mary Street N, Oshawa, ON

Oshawa, O'Neill Hood
Mary St N & Rosedale Ave
2 Br | 2 Bath | 3000-3500 Sqft
$449,000 For Sale

Property Overview

  • Detached — 1 1/2 Storey
  • SqFt: | 3000-3500 Sqft
  • Lot Size: 52.11 x 142.31 Feet
  • Age: n/a
  • Basement: Unfinished
  • Exterior: Brick Front
  • Taxes: 6,585 / 2026
  • Zoning: n/a
  • MLS #: E14107444
  • Sewer: Sewer
  • Heat Source: Gas , Forced Air

Property Description

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!

This property is being sold AS IS WHERE IS.

Property Details

  • For: For Sale
  • Type: Detached
  • Style: 1 1/2 Storey
  • Lot: 52.11 x 142.31 Feet
  • Region: Durham
  • Hood: O'Neill
  • Zoning: n/a
  • Lot Irreg: Fronting on: West
  • Fronting On: West

Building Details

  • Age: n/a
  • Exterior: Brick Front
  • Heat: Gas , Forced Air
  • A/C: Central Air
  • Interior Features: Other
  • Pool: None
  • Sewer: Sewer
  • Garage: Attached
  • Total Parking: 5.00
  • Driveway: Private

Property Interior

  • Sqft: 3000-3500 Sqft
  • Bed: 2
  • Bath: 2
  • Kitchen: 1
  • Family Room: No
  • Basement: Unfinished
Rooms Details

Kitchen

Main Level

5.51 x 2.89

Window, Open Concept

Living Room

Main Level

3.97 x 3.88

Window, Open Concept

Dining Room

Main Level

3.69 x 3.48

Window, Open Concept

Primary Bedroom

Upper Level

4.86 x 3.23

His and Hers Closets, Window, Broadloom

Bedroom 2

Upper Level

3.19 x 2.52

Window, Closet, Broadloom
Property Listed by: Keller Williams Energy Real Estate
Virtual Tour: n/a

Home Valuation Estimate

What is 342 Mary Street N, Oshawa, ON worth in today’s O'Neill, Oshawa market?

This HomeZira valuation preview helps buyers and sellers think through the asking price for this 2-bedroom Detached with 3000-3500 sq. ft. in O'Neill, Oshawa. The full estimate reviews the property’s location, home type, bedroom count, size range, age, and nearby comparable market activity after sign-in.

Property-specific estimate See a valuation range built around this listing’s local profile.
Comparable market context Review how similar nearby homes help frame value.
Buyer and seller guidance Use the estimate as a starting point before an offer or pricing decision.
Sign in to view the full valuation estimate.
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Location

  • Address: 342 Mary Street N
  • Neighborhood: O'Neill
  • Zip/Postal Code: L1G 5C8
  • Nearby Amenities:
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Kazi Hossain

Kazi Hossain

Kazi — Serving the Community for 19 Years!
REALTOR®

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About 342 Mary Street N, Oshawa, ON L1G 5C8, Oshawa

Located at 342 Mary Street N, Oshawa, ON in Oshawa (O'Neill neighbourhood), near Mary St N & Rosedale Ave. This freehold home offers Detached, ["1 1\/2 Storey"], 2 bedrooms, 2 bathrooms and 3000-3500 sq.ft. (approx.) in a layout suited to everyday family living. Basement: Unfinished • 5 parking spots • Garage: Attached • Heating: Gas Forced Air • Cooling: Central Air. Property taxes are approximately $6,585 for 2026. 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 opportunit.

FAQs for 342 Mary Street N, Oshawa, ON , O'Neill , Oshawa

What are the listing details for 342 Mary Street N, Oshawa, ON?
342 Mary Street N, Oshawa, ON is a Detached for sale in Oshawa, in the O'Neill neighbourhood, Durham. The current list price is $449,000. MLS number: E14107444.
How many bedrooms and bathrooms does this home have?
342 Mary Street N, Oshawa, ON is listed as a Detached with a ["1 1\/2 Storey"] style, featuring 2 bedroom(s) and 2 bathroom(s). The listed interior size range is 3000-3500 sq. ft..
What lot, basement, garage, or parking details are listed?
The lot size is listed as approximately 52.11 x 142.31 Feet. The basement is listed as: Unfinished. Garage type: Attached. Total parking: 5 space(s).
What heating, cooling, and exterior details are shown?
Heating is listed as: Gas, Forced Air. Cooling is listed as: Central Air. Exterior/construction materials are listed as: Brick Front.
Where is this property located?
342 Mary Street N, Oshawa, ON is located in the O'Neill neighbourhood of Oshawa. The listed cross street is Mary St N & Rosedale Ave.
What information is available on this public listing page?
The public listing page shows current active listing information, property photos, room details when available, map location, listed price, property features, and contact options. Annual taxes are listed as $6,585 / 2026. Valuation tools and similar sold-property previews are available after sign-in where applicable, without displaying sold data in this public FAQ.

FAQ content is based on current active listing fields shown on this page. Sold prices, sold comparables, and VOW-only details are not included in this public FAQ.