For SaleDetached

343 Douglas Avenue

$4,265,000
4 Bed + Den6 Bath3000-3500 sq ft33d on market
MLS# W13469458Old Oakville, Oakville · L6J 3S7
Bedrooms
4 Bed + Den
Bathrooms
6 Bath
Size (MLS Range)
3000-3500 sq ft
Parking
6 Attached

About This Listing

A rare opportunity to create a new, luxurious custom-home on one of Old Oakville's most coveted streets, set on an exceptionally private, tree-lined lot. This rarely offered design features a double-car garage and a fully finished lower level, thoughtfully crafted to deliver both elegance and functionality. Enjoy the expertise of a dedicated interior designer throughout the entire building process, ensuring every finish and detail is tailored to your vision. Features include: Curated luxury finishes throughout. Personalized interior design consultation and selection services. Optional elevator upgrade available with a three bedroom floorplan. Exceptional craftsmanship by a trusted custom builder with nearly 20 years of experience. An extraordinary opportunity to build a timeless custom home in one of Oakville's most prestigious neighbourhoods. Drawings are approved by Committee of Adjustments. Projected completion date August 2027 /Permit Process Underway

Monthly Mortgage (P&I)$18,582
Property Tax (MLS)$779
Maintenance Fees$0
Total Monthly Cost$19,361

Down payment: $853,000 (20.0%) · Mortgage: $3,412,000

Property tax uses MLS annual tax of $9,348/yr. Uses the standard Canadian semi-annual compounding convention. Estimates only—not a pre-approval or offer of credit. Actual rates and eligibility may vary. Provincial sales tax on mortgage insurance, when applicable, is not included. Consult a mortgage professional for accurate figures.

Property Details

MLS NumberW13469458
Property TypeDetached
Style2-Storey
Listing TypeFor Sale
StatusActive
Bedrooms4 Bed + Den
Bathrooms6
Size3000-3500 sq ft
Parking Spaces6
Parking TypeAttached
Property Tax$9,348/yr
Days on Market33
Listed2026-06-19
CommunityOld Oakville
MunicipalityHalton
Cross StreetLakeshore Rd E to Douglas

Listing provided by ROYAL LEPAGE REAL ESTATE SERVICES PHINNEY REAL ESTATE

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Data last updated: August 22, 2026 at 10:26 p.m.