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138 DIANNE Avenue

1011 - MO Morrison / Oakville, ON L6J 4G9

ActiveFor Sale
5 Beds
7 Baths
5,000 Sq Ft
New Construction

About This Property

This exceptional estate exemplifies timeless European elegance and modern sophistication in a most coveted prestigious enclave of S.E Oakville within walking distance to the lake and downtown. Designed by Bill Hicks, this custom home offers approximately 9,200 sqft premium living space across all levels or 5896sf above grade. Built to the owner's highest standards, this masterpiece features an elevator, full power generator, and a 3-car heated garage with heated driveway. The main level showcases herringbone walnut floors,10ft soaring ceilings, and elegant large principal rooms with a hand-carved marble fireplace mantel, a 600+sqft great room could be used as a ballroom for larger entertaining. The chef-inspired kitchen boasts top-of-the-line Wolf/Subzero/Miele appliances, custom cabinetry, and an expansive center island. The primary suite is a private retreat with a luxurious 6-piece ensuite under an artistic glass dome skylight, opulent dressing room, and walk-out terrace. The finished lower level offers a recreation room, theatre, second kitchen, and a nanny suite-ideal for extended family. Enjoy outdoor living on the stone patio and covered porch with gas fireplace, surrounded by professionally landscaped grounds. State-of-the-art mechanicals include radiant heating in the garage, basement, and driveway.

Property Details

StatusActive
Property TypeNew Construction
Listing TypeFor Sale
Interior Size5,000 sq ft
Bedrooms5
Bathrooms7
Postal CodeL6J 4G9
Last UpdatedAug 8, 2026 · 8:54 p.m.

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Features & Amenities

  • View
  • Fireplace
  • Air Conditioning
  • Basement

TRREB MLS® Attribution

MLS® W13021262

Listed by Re/Max Hallmark Realty Ltd.

The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA. The trademarks REALTOR®, REALTORS® and the REALTOR® logo are controlled by CREA and identify real estate professionals who are members of CREA. Listing data provided by the Toronto Regional Real Estate Board (TRREB). The information contained herein is from sources believed to be reliable but is not guaranteed. Information deemed reliable but not guaranteed accurate by TRREB or Team Filipe / RE/MAX.

$5,750,000

asking price

MLS®W13021262
TypeNew Construction
CityOakville
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Team Filipe · RE/MAX · (647) 210-6070

Mortgage Estimate

Est. Monthly Payment

$28,078

/month · $4,600,000 mortgage

Down Payment20% — $1,150,000
Interest Rate5.5%

Amortization

Total Interest

$3,823,402

Total Cost

$8,423,402

Estimate only. Based on Canadian semi-annual compounding, 25-yr amortization at 5.5%.

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Listed By

Re/Max Hallmark Realty Ltd.