390 Mary Street, Oshawa, ON

$929,900
MLS#:E14084356
6 beds
3 baths
1500-2000 sqft
5.0 parking
Residential Freehold
Residential Freehold for sale - 6 Bed, 3 Bath Home at 390 Mary Street Oshawa ON listed at $929,900 (MLS# E14084356) - Main View
For Sale
Added:Oct 15, 2026(5 days ago)
Updated:Oct 20, 2026(today)
Last Checked:25 minutes ago

Property Highlights

Welcome to this remarkable 2 1/2 Storey detached located in the coveted neighborhood of O'Neill. Expertly crafted featuring premium brick and stucco (plaster) construction, this residence presents an exceptional opportunity offered at $929,900 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.

  • 6 Bedrooms and 3 Bathrooms with 2 functional kitchens
  • Generous living space spanning 1500-2000 sqft on a premium 40 x 144.54 ft lot
  • Features a partially finished, separate entrance basement, adding superb versatility for recreation, a home gym, or extra storage
  • Ample parking with 2.0 garage spaces (5.0 total parking spaces) with a convenient detached configuration
  • Notable attributes: In-Law Suite
  • equipped with central air, other central cooling and highly efficient forced air heating via gas

Description

Welcome to this beautifully updated 2 1/2-storey home, ideally situated in a fabulous area of tree lined streets and well within excellent school districts! Offering a versatile layout with plenty of space for the whole family, the main and second floor of this home features an eat-in kitchen, 2 bedrooms and 2 full bathrooms, along with a finished basement providing even more room to relax, entertain, or work from home. One of the home's standout features is the amazing second suite spanning the back of the second and all of the third floors, offering an open-concept kitchen and living room with an electric fireplace, it's own washer & dryer, 2 more bedrooms and a full bathroom. Perfect for extended family, multi-generational living, guests, or added flexibility to suit your needs. Outside, enjoy a large lot with plenty of room to play, garden, entertain, or simply unwind. The oversized 2-car garage provides exceptional space for parking, storage, hobbies, and more. With its updated finishes, flexible living space, bright second suite, generous lot, and sought-after location close to great schools and everyday amenities, this home offers a wonderful combination of comfort, convenience, and versatility. A fantastic opportunity for families looking for room to grow and space for everyone! Two electrical panels, two hot water tanks, and one HWT is owned. Two rooms in the basement presently being used as bedrooms with no closets. Two separate units, there is no access to the in-law suite from the main house.

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Property Summary

This detached home located at 390 Mary Street, Oshawa is currently for sale and has been available for 5 days. This property is listed at $929,900 with an estimated mortgage of $3,095* per month. It has 6 beds, 3 bathrooms, and is 1500-2000 square feet. 390 Mary Street, Oshawa is in the O'Neill neighborhood.

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* Estimated mortgage assumes a 30% down payment, 4.00% interest rate, and 30-year amortization.
Is this a Good Home for Families?

Yes! Featuring 6 bedrooms and 3 bathrooms, this home offers ample space and comfort for growing families in O'Neill, Oshawa.

Highly Recommended for Families
What We Love About This Home
  • •6 spacious bedroom layout offering versatile living space
  • •3 well-appointed bathrooms
  • •1500-2000 sqft of generous functional square footage
Standout Features & Layout
Who Should Buy This Home?

Growing families needing multi-bedroom flexibility and space in O'Neill, Oshawa.

Target Buyer Match

Key Features

Bedrooms
6
Bathrooms
3
Kitchens
2
Living Area
1500-2000 sqft
Property Type
Residential Freehold

Additional Details

StatusActive
Price$929,900
AddedOct 15, 2026 (5 days ago)
UpdatedOct 20, 2026 (today)
Last Checked25 minutes ago
Transaction TypeFor Sale
List Office NameRE/MAX Jazz INC.

Property Details

Property Sub-TypeDetached
Architectural Style2 1/2 Storey
ConstructionBrick, Stucco (Plaster)
BasementPartially Finished, Separate Entrance
Lot Size40 × 144.54 Feet
CountyDurham
Annual Tax$7,766.44
Rental ItemsGas furnace, central air, heat pump/ac on second floor and hot water tank in basement.
Legal DescriptionLT 201 PL 146 OSHAWA; CITY OF OSHAWA

Parking & Garage

Parking Total5.0
Parking Space3
Garage Parking2.0
Garage TypeDetached

Heating & Cooling

Heat SourceGas
Heat TypeForced Air
CoolingCentral Air, Other

Features

Property Features

  • Golf
  • Hospital
  • Park
  • Place Of Worship
  • Public Transit
  • School

Interior Features

  • In-Law Suite

Security Features

None listed

Community Features

None listed

Property History

No historical data available for this property.

This could be the first listing for this address.

Oshawa Home Buyer Advisory & Market HubActive MLS® Listing in Oshawa, Ontario

Looking to Buy a Home in Oshawa?

If you are looking for a house in Oshawa or researching Oshawa real estate for sale, this 6-bedroom detached at 390 Mary Street, Oshawa, ON offers an exceptional opportunity to buy a home in Oshawa, Ontario. Whether you are a first-time Oshawa home buyer or comparing active Oshawa MLS® homes for sale, working with a dedicated Oshawa buyer agent ensures you receive priority showing access, unrepresented buyer protection, and aggressive price negotiation.

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Dedicated Oshawa Buyer Agent

Under Ontario REBBA/TRESA regulations, the listing brokerage is legally bound to the seller's financial interests. Work with an experienced Oshawa realtor & real estate broker who represents you 100%—at zero cost to you as a buyer.

Oshawa Buyer Budget & Costs

Estimated mortgage: $3,095*/month*. Estimated Ontario Land Transfer Tax: $15,073. First-time Oshawa home buyers may qualify for up to $8,475 in rebates.

Frequently Asked Questions: Buying a Home in Oshawa

Frequently Asked Questions about 390 Mary Street, Oshawa, ON

Q.What is the asking price for 390 Mary Street, Oshawa, ON ?

The current listing price for 390 Mary Street, Oshawa, ON in O'Neill, Oshawa is $929,900.

Q.How many bedrooms and bathrooms does this property have?

This property features 6 bedrooms and 3 bathrooms across approximately 1500-2000 sqft.

Q.What property type and architectural style is 390 Mary Street, Oshawa, ON ?

390 Mary Street, Oshawa, ON is a Detached (2 1/2 Storey) featuring a Partially Finished, Separate Entrance basement.

Q.What key property features does 390 Mary Street, Oshawa, ON offer?

Key property features include: Golf, Hospital, Park, Place Of Worship, Public Transit, School.

Q.What interior features are included in this home?

Interior highlights include: In-Law Suite.

Q.Is parking available at this property?

Yes, this property offers parking space for 5.0 vehicles (Detached).

Q.What heating and cooling systems are installed?

Heating is provided via Gas and cooling via Central Air, Other.

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Location

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390 Mary Street, Oshawa, ON

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Neighborhood Safety Index

Neighborhood Safety & Crime Analytics

O'Neill, Oshawa

SAFETY RATING8.9 / 10
Low Incident Area
Total Annual Incidents93 incidents / yr
Average Per Month7.8 incidents / mo
Population BenchmarkArea Average residents
Personal Safety
Very Low

36 assaults (45.0/100k)

Property Security
Low

16 B&E (40.0/100k)

Auto Theft Risk
Low Risk

23 thefts (45.0/100k)

1-Year Trend
â–¼ 4.3%

Improving vs previous year

How Per-Capita Rate (Per 100,000 Residents) Is Calculated:

Formula: (Annual Occurrences / Population) × 100,000. This standard policing calculation normalizes incident frequencies across different population sizes, allowing accurate safety comparisons between quiet residential pockets and dense urban centres.

Source: Durham Regional Police Service (DRPS) Open Data
Halton & GTA Police Network

Disclaimer: Crime and safety analytics are compiled from official municipal and regional police open data records for general consumer informational and demographic research purposes only. Data is deemed reliable but is not guaranteed and does not constitute a legal representation or guarantee of future safety.

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Pricing & Value Insights

Data-driven valuation for 390 Mary Street N, Oshawa, ON L1G 5E1

Estimated Sales Range
$883,000 - $911,000

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.

Market Trend
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Mortgage & Affordability Audit

Calculate your monthly payment, minimum downpayment, and land transfer taxes for this home in Oshawa.

Configure Loan Settings

Interest Rate4.00%
Down Payment$278,970 (30.0%)
* Minimum Canadian down payment required for this price is $67,990.
Amortization Period30 Years
Estimated Monthly Payment$3,095Based on a loan of $650,930 over 30 years.
Purchase Price$929,900
Loan Amount$650,930
Provincial Land Transfer Tax:$15,073
Total Estimated Closing Taxes:$15,073

About Purchasing a Home in Oshawa, ON

For a property listed at $929,900 in Oshawa, the legal minimum down payment is $67,990 under current Canadian banking regulations. This calculation applies a 5% requirement on the first $500,000, 10% on the next $499,999, and a flat 20% on any amount exceeding $1,000,000.

Additionally, buyers in Ontario must budget for the Provincial Land Transfer Tax, which is estimated at $15,073 for this transaction. As this listing is in Oshawa (outside the City of Toronto), no additional municipal land transfer tax is levied, resulting in total estimated land transfer taxes of $15,073.

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O'Neill, Oshawa Neighborhood Guide

Comprehensive city-wide demographics, local real estate stats, and school rankings for O'Neill, Oshawa.

Verified Local Data
City Population415,311
City Median Age39.6 Yrs
City Ownership75% Owners
Avg Area List Price$1,132,417

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%

Best Schools in O'Neill, Oshawa

Elementary Schools

Mary Street Community
Public110 Mary Street North, Oshawa, Ontario, L1G 7S2
3.1
Hillsdale
Public525 Oshawa Boulevard North, Oshawa, Ontario, L1G 5T6
5.3
Coronation
Public441 Adelaide Avenue East, Oshawa, Ontario, L1G 2A4
7.3
Sir Albert Love
Public425 Wilson Road North, Oshawa, Ontario, L1G 6E6
5.7
St Christopher
Public431 Annapolis Avenue, Oshawa, Ontario, L1J 2Y5
3.7

Secondary Schools

O’Neill
Public301 Simcoe Street North, Oshawa, Ontario, L1G 4T2
5.7
R. S. McLaughlin
Public570 Stevenson Road North, Oshawa, Ontario, L1J 5P1
6.4

O'Neill, Oshawa Demographic Home information

Structural Home Types

Tenure (Ownership vs Rental)

Owner-Occupied75%
Rented25%

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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.

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