Welcome to 431 Fourth Line a once-in-a-lifetime opportunity to own a palatial custom-built bungalow on a sprawling 0.83 acres lot in Oakville prestigious Bronte East community. Boasting over 9,400 sq.ft. of luxurious living space including an indoor heated pool and wellness retreat, this home is the pinnacle of elegance and craftsmanship. A grand 17-ft domed foyer welcomes you into a sunlit interior featuring 4 spacious bedrooms, 5 designer bathrooms, a gourmet kitchen with top-of-the-line Miele and WOLF appliances, and a stunning indoor swimming sanctuary complete with sauna, hot tub, and Italian stone detailing. The professionally finished lower level is a resort in itself offering a full bar, wine cellar, fitness centre, home theatre, and a private library. The meticulously landscaped garden is an entertainers dream with an outdoor kitchen, premium Broil King BBQ, gazebo with fireplace, and multiple lounge zones. Located minutes to top-ranked schools-Appleby College, Bronte Harbour, GO Station, and highway access. A rare estate offering timeless sophistication and strong future value in one of Oakville most coveted enclaves.
For sale
C$6,680,000
431 4th Line, Oakville, ON L6L 5A5
5beds
7baths
Single Family Residence
Built in ----
0.6 Acres Lot
$-- Zestimate®
C$--/sqft
C$-- HOA
What's special
Custom-built bungalowLuxurious living spaceIndoor heated poolWellness retreatSunlit interiorSpacious bedroomsDesigner bathrooms
- 68 days
- on Zillow |
- 60 |
- 2 |
Zillow last checked: 7 hours ago
Listing updated: August 03, 2025 at 10:42am
Listed by:
EASTIDE REALTY
Source: TRREB,MLS®#: W12186366
Originating MLS®#: Toronto Regional Real Estate Board

Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 7
Heating
- Forced Air, Gas
Cooling
- Central Air
Features
- Basement: Finished
- Has fireplace: Yes
- Fireplace features: Natural Gas
Interior area
- Living area range: 5000 + null
Property
Parking
- Total spaces: 12
- Parking features: Private, Garage Door Opener
- Has garage: Yes
Features
- Exterior features: Lawn Sprinkler System, Landscape Lighting
- Has private pool: Yes
- Pool features: Indoor
Lot
- Size: 0.6 Acres
- Features: Irregular Lot
Details
- Parcel number: 248360241
- Other equipment: Air Exchanger, Intercom
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Bungalow
- Property subtype: Single Family Residence
Materials
- Stucco (Plaster), Stone
- Foundation: Concrete
- Roof: Asphalt Shingle
Utilities & green energy
- Sewer: Sewer
Community & HOA
Location
- Region: Oakville
Financial & listing details
- Annual tax amount: C$17,524
- Date on market: 5/31/2025
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