7 days on market
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$888,888
For Sale

300 William St E

O'Neill, Oshawa

3+1 Bed|3+1 Bath|Yes|7 days on market

$888,888

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Home Details

Taxes
$387 / month
Total Parking Spots
5
Garage Spaces
1
Furnished
No
Lot Size
40.04 x 216.98 Feet
Move-in Date
Nov 30, 2025
Hydro Included
No
Heating
Forced Air
Water Included
No
Kitchens
1
Family Room
Yes
Basement
Finished, Sep Entrance
Fireplace
Y
Air Conditioning
Central Air
Central Vaccum
No
Exterior
Brick
Sewer
Sewers
Property Type
Detached
Style
2 1/2 Storey
Status
New
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Listing Description

Welcome home to this stunning detached 3+1 bedroom, 3 bath home in the highly sought-after O'Neill neighbourhood - a perfect blend of charm, comfort, and lifestyle. Step outside and discover your very own backyard paradise: a resort-like retreat with a sparkling pool (fenced for safety), a cabana with hydro, spacious decking, and a cozy fire pitperfect for making the most of warm summer nights. With a 216 ft deep lot (59 ft at the rear!), you'll have all the space you could ever want for entertaining or relaxing. Inside, the main floor impresses with updated hardwood floors, a luxurious custom kitchen with quartz counters, high-end appliances, and a large walk-in pantry. The open dining area flows seamlessly to the patio, while the living room offers a warm and inviting vibe with its beautiful wood-burning fireplace and custom built-ins. Upstairs, you'll find 2 bedrooms, a bright office, and a stylish 3-pc bath. The top floor is a true retreat, featuring a spacious primary bedroom with a walk-in closet and a private 4-pc ensuite. The finished basement includes an additional bedroom, 3-pc bath, a wet bar, and a separate entranceideal for guests, in-laws, or potential rental income. Wiring and plumbing for a stove and laundry are already in place. All this in a prime location close to Costco, shopping, transit, community centres, restaurants, and top-rated schools. Bonus: drawings for a new two-car tandem garage are available! This is more than just a home. It's a lifestyle upgrade waiting for you.
B/I SS Bosch Wall Oven and Convect Microwave, Bev. Fridge, Bosch Gas Cooktop, SS Fridge, SS B/I Dish Washer, Washer & Dryer, SS Fridge in BSMT, All ELF's, B/I in Office, All TV mounts. All Pool Equipment. Drawings for a new two-car tandem garage are available!

Property History

or to view this property's history
Listing DateDOMList PriceSold PriceEventMLS ID
Jun 15, 202420$999,900$990,000SoldE8446048
May 29, 202416$999,000N/ATerminatedE8389270
May 9, 202420$1,099,000N/ATerminatedE8325152
Apr 24, 202415$1,129,000N/ATerminatedE8267052
Jun 23, 200325$203,900$196,000SoldE283265

Rooms

Room dimensions for 300 William St E, Oshawa
Kitchen
11 x 16176 sqft
Living
11 x 12132 sqft
Dining
14 x 18252 sqft
Primary
19 x 16304 sqft
2nd Br
11 x 12132 sqft
3rd Br
12 x 11132 sqft
Office
14 x 12168 sqft
Family
26 x 13338 sqft
4th Br
13 x 10130 sqft
Pantry
13 x 10130 sqft

Market Trends and Insights

Mortgage Calculator

Your estimated monthly payment for 300 William St E is 4769

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Total Mortgage


Purchase Price$888888
Down Payment$177778
Mortgage Insurance$0
Total Mortgage$711110

Monthly Payment


Mortgage Payment$4382
Property Taxes$387
Maintenance Fees$0
Monthly Payment$4769
$4769
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About 300 William St E, Oshawa

Located at 300 William St E , this Oshawa house is available for sale. This property was listed for $888,888 on Thu Sep 25 2025. This house's size is 1500-2000 Sqft. It has 3 bedrooms and 3 bathrooms. The property includes the following rooms: Kitchen, Living, Dining, Primary, 2nd Br, 3rd Br, Office, Family, 4th Br, Pantry. This property comes with 5 parking spots. 300 William St E, Oshawa is situated in the O'Neill neighbourhood.


MLS#: E12426198 · $888,888 · 3 bedroom house in O'Neill, Oshawa