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300 William Street E
O'Neill Oshawa L1G 1K8

$949,500
Residential Freehold beds: 3+1 baths: 3.0

Main Photo: 300 William Street E in Oshawa: O'Neill E12455035 - House
Photo 1: 300 William Street E in Oshawa: O'Neill E12455035 - House
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Status:
Active
Prop. Type:
Residential Freehold
MLS® Num:
E12455035
Bedrooms:
3+1
Bathrooms:
3
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 entrance, ideal for guests, in-laws, or potential rental income. 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.
Property Type:
Residential Freehold
Property Sub Type:
Detached
Home Style:
2 1/2 Storey
Total Approx Floor Area:
1500-2000
Lot Depth:
216'11¾"
Lot Frontage:
40'½"
Direction Faces:
North
Bedrooms:
3+1
Bathrooms:
3.0
Water supply:
Municipal
Kitchens:
1
Bedrooms Above Grade:
3
Bedrooms Below Grade:
1
Kitchens Above Grade:
1
Rooms Above Grade:
7
Rooms Below Grade:
2
Heating type:
Forced Air
Heating Fuel:
Gas
Foundation:
Block
Roof:
Asphalt Shingle
Basement:
Finished, Separate Entrance
Fireplace Features:
Wood, Living Room, Fireplace Insert
Fireplace/Stove:
Yes
Garage:
Detached
Garage Spaces:
1.0
Parking Spaces:
4
Total Parking Spaces:
5.0
Family Room:
No
Pool:
Inground
Link:
No
HST Applicable To Sale Price:
Included In
Taxes:
$4,638.84 / 2025
Assessment:
$- / -
Durham
Oshawa
O'Neill
Built-In Oven, In-Law Capability, Water Heater Owned
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 and furniture. Drawings for a new two-car tandem garage are available!
All TVs, Staging decor
Brick
Floor
Type
Size
Other
Main
Kitchen
16'1" × 10'7½"
B/I Appliances, Centre Island, Backsplash
Main
Living Room
11'9¾" × 10'8"
Hardwood Floor, Fireplace, B/I Shelves
Main
Dining Room
18'4½" × 14'3"
Hardwood Floor, W/O To Deck, Combined w/Kitchen
Third
Primary Bedroom
18'8" × 16'5"
4 Pc Ensuite, Walk-In Closet(s), Combined w/Office
Second
Bedroom 2
12'2" × 11'2"
Broadloom, Closet, Window
Second
Bedroom 3
12'⅞" × 11'1½"
Broadloom, Double Closet, Window
Second
Office
14'3¼" × 11'7¾"
B/I Desk, Balcony, Overlooks Backyard
Basement
Family Room
25'11" × 13'5"
Wet Bar, Tile Floor, Window
Basement
Bedroom 4
13'4¼" × 9'10"
Tile Floor, Window
Ground
Pantry
13'4¼" × 9'10"
Window, Walk-In Closet(s)
Special Designation:
Unknown
Sewers:
Sewer
Air Conditioning:
Central Air
Central Vacuum:
No
Seller Property Info Statement:
No
Ensuite Laundry:
No
Date Listed:
Oct 09, 2025
Original Price:
Previous Price:
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Listed by RIGHT AT HOME REALTY
Data was last updated October 11, 2025 at 04:15 AM (UTC)
Area Statistics
Listings on market:
53
Avg list price:
$739,900
Min list price:
$449,900
Max list price:
$1,988,000
Avg days on market:
25
Min days on market:
1
Max days on market:
715
These statistics are generated based on the current listing's property type and located in O'Neill. Average values are derived using median calculations. This data is not produced by the MLS® system.
John Owen, Broker
This website may only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate of the type being offered via the website. The data relating to real estate on this website comes in part from the MLS® Reciprocity program of the PropTx MLS®. The data is deemed reliable but is not guaranteed to be accurate.