421 Mary Street, Oshawa, ON

$899,000
MLS#:E12379816
3 beds
3 baths
1500-2000 sqft
3.0 parking
Residential Freehold
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Description

Property Highlights

Welcome to this remarkable ["2-Storey"] detached located in the coveted neighborhood of O'Neill. Expertly crafted featuring premium stucco (plaster) construction, this residence presents an exceptional opportunity offered at $899,000 to acquire a beautiful home in a highly sought-after setting. Designed for both comfortable daily living and elegant entertaining, the layout maximizes natural light, functional flow, and lifestyle utility.

  • 3 Bedrooms and 3 Bathrooms
  • Generous living space spanning 1500-2000 sqft on a premium 46 x 132 ft lot
  • Features a ["finished"] basement, adding superb versatility for recreation, a home gym, or extra storage
  • 3.0 total parking spaces available with a convenient detached configuration
  • Notable attributes: None
  • equipped with ["central air"] central cooling and highly efficient forced air heating via gas

Absolutely Stunning Home In The Highly Sought-After O'Neill School District! This beautifully renovated and thoughtfully appointed home blends the character and charm of the 1920s with todays modern conveniences. Perfectly located within walking distance to schools, hospital, courthouse, and downtown Ontario Tech campuses! Lovingly restored hardwood floors and original doors preserve the homes integrity, while spacious, flowing rooms create a warm and inviting atmosphere. The gourmet custom kitchen with premium appliances is a chefs dream. Gorgeous garden doors walk out to pristine gardens and a large fenced backyard. Convenient main-floor mudroom includes laundry and a 2-piece bath. The finished basement offers a versatile recreation room, home gym, and ample storage with built-in cabinetry. Beautifully crafted built-ins throughout complete this remarkable home! Furnace and Air Conditioner - 2017, Stucco on Exterior - 2017, Windows Completed in 2018. Many other upgrades and features.

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Key Features

Bedrooms
3
Bathrooms
3
Kitchens
1
Living Area
1500-2000 sqft
Property Type
Residential Freehold

Additional Details

StatusSold
Sold DateNovember 7, 2025
Sold price information is available to members only
Listed Date9/4/2025
Transaction TypeFor Sale

Property Details

Property Sub-TypeDetached
ConstructionStucco (Plaster)
Lot Size46 × 132 Feet
CountyDurham
Annual Tax$7,089
Legal DescriptionLT 3 PL 304 OSHAWA CITY OF OSHAWA

Parking & Garage

Parking Spaces3.0
Garage Spaces2
Garage TypeDetached

Heating & Cooling

Heat SourceGas
Heat TypeForced Air
Cooling["Central Air"]

Features

Property Features

Community Features

Location

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421 Mary Street, Oshawa, ON

City & Neighborhood Guide

Comprehensive neighborhood overview, demographics, and school rankings for Oneill, Oshawa.

Verified Local Data
Population415,311
Median Age39.6 Yrs
Ownership75% Owners
Avg Area List Price$850,000

People & Families

Age Distribution

Household Composition

One-person households
21%
Families with children
53%
Couples without children
26%
Other households
0%

Top Ethnic Origins

English23%
Scottish18%
Irish18%
Canadian16%

Local Schools Guide

Elementary Schools

Hillsdale
Public525 Oshawa Boulevard North, Oshawa, Ontario, L1G 5T6
5.3
Coronation
Public441 Adelaide Avenue East, Oshawa, Ontario, L1G 2A4
7.3
Mary Street Community
Public110 Mary Street North, Oshawa, Ontario, L1G 7S2
3.1
Sir Albert Love
Public425 Wilson Road North, Oshawa, Ontario, L1G 6E6
5.7
Beau Valley
Public230 Marigold Avenue, Oshawa, Ontario, L1G 3G3
5.5

Secondary Schools

O’Neill
Public301 Simcoe Street North, Oshawa, Ontario, L1G 4T2
5.7
Eastdale
Public265 Harmony Road North, Oshawa, Ontario, L1G 6L4
4.2

Homes & Housing

Structural Home Types

Tenure (Ownership vs Rental)

Owner-Occupied75%
Rented25%

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Property History

No historical data available for this property.

This could be the first listing for this address.

Pricing & Value Insights

Data-driven valuation for 421 Mary Street N, Oshawa, ON L1G 5E2

Estimated Sales Range
$1.2M - $1.4M

Based on 0 recent similar sales in the pocket.

Market Speed
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Properties in this area are selling at a steady pace.

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Financial Audit

Estimated Costs

Loan Amount$719,200
Monthly Mortgage$4,179
Property Tax (Est.)$591
Utilities & Maint.$350
Total Monthly Cost$5,120

Nearby School Rankings

No schools found within 3 km of this property.

Within 2km radiusFraser Institute Ratings

Nearby Listings

Distance:

No current listings found in Oshawa.

Notice: Market Insights are generated by analyzing real-time data and should be used for informational purposes only. Consult with a licensed professional for exact valuations.

Disclaimer: AI Insights are generated by an automated system and should be used for informational purposes only. While we strive for accuracy using current market data and deep-learning models, these assessments do not constitute professional real estate, legal, or financial advice. All property values, predictions, and scores are estimates. We strongly recommend verifying all property details and conducting independent due diligence with a licensed professional before making any purchase decisions.