55 William Street, Unit 9, Oshawa, ON

$299,999
MLS#:E12670156
1 beds
1 baths
900-999 sqft
1.0 parking
Residential Condo & Other
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Property no longer active

This property was sold on January 27, 2026. This listing is for reference purposes only. to view the sold price.

Property Highlights

Welcome to this remarkable Apartment condo apartment located in the coveted neighborhood of O'Neill. Expertly crafted featuring premium concrete construction, this residence presents an exceptional opportunity offered at $299,999 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.

  • 1 Bedroom and 1 Bathroom
  • Generous living space spanning 900-999 sqft
  • 1.0 total parking spaces available with a convenient underground configuration
  • Notable attributes: None
  • equipped with wall unit(s) central cooling and highly efficient baseboard heating via electric

Description

This penthouse condo was thoughtfully selected for its exceptional accessibility and ease of living, making it an ideal option for a retired couple or single individual seeking comfort, safety, and convenience. The condo features a professionally installed handrail in the bathtub, providing added stability and peace of mind. On the penthouse floor, convenience is unmatched-the recycle and trash room is located directly across the hall, and the elevators are just three metres from the unit, minimizing walking distance and enhancing day-to-day ease. Beyond functionality, this condo truly stands apart with its two private balconies offering superior views compared to comparable listings. From late spring through early fall, residents are treated to breathtaking sunset views that create a peaceful and memorable backdrop for everyday living. A rare combination of accessibility, location, and remarkable views, this penthouse offers a lifestyle that is both practical and inspiring. Located in the heart of Oshawa, PH9 is steps from the Tribute Centre, Yuk Yuks, YMCA, Costco, transit and UOIT campus.

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Property Summary

This condo apartment located at 55 William Street, Oshawa is currently for sale and has been available on SousaSells for 192 days. This property is listed at $299,999 with an estimated mortgage of $999* per month. It has 1 bed, 1 bathroom, and is 900-999 square feet. 55 William Street, Oshawa is in the O'Neill neighborhood.

* Estimated mortgage assumes a 30% down payment, 4.00% interest rate, and 30-year amortization.

Key Features

Bedrooms
1
Bathrooms
1
Kitchens
1
Living Area
900-999 sqft
Property Type
Residential Condo & Other

Additional Details

StatusSold
Sold DateJanuary 27, 2026
Sold price information is available to members only
Listed Date1/6/2026
Transaction TypeFor Sale

Property Details

Property Sub-TypeCondo Apartment
Architectural StyleApartment
ConstructionConcrete
BasementNone
CountyDurham
Annual Tax$2,606.86

Parking & Garage

Parking Spaces1.0
Garage Spaces1
Garage TypeUnderground

Heating & Cooling

Heat SourceElectric
Heat TypeBaseboard
CoolingWall Unit(s)

Features

Property Features

Interior Features

None

Security Features

Community Features

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Location

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55 William Street, Unit 9, Oshawa, ON
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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 55 William Street ph9, Oshawa, ON L1G 7C9

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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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$90,000 (30.0%)
* Minimum Canadian down payment required for this price is $15,000.
Amortization Period30 Years
Estimated Monthly Payment$999Based on a loan of $209,999 over 30 years.
Purchase Price$299,999
Loan Amount$209,999
Provincial Land Transfer Tax:$2,975
Total Estimated Closing Taxes:$2,975

About Purchasing a Home in Oshawa, ON

For a property listed at $299,999 in Oshawa, the legal minimum down payment is $15,000 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 $2,975 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 $2,975.

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City & 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$710,467

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

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
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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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.