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$5,590,000
138 DIANNE Avenue • Oakville, ONNew
Courtesy of Re/Max Hallmark Realty Ltd.
4+1
Bedrooms
7
Bathrooms
5000 +
Square feet
9
Parking

About this home

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

Property type
Detached
Style
2-Storey
Total rooms
17
Lot size
102 × 167 ft
Property taxes
$33,861 (2025)
Occupancy
Flexible
Days on market
1
Status
Active
MLS®

Property history

Recently sold nearby

Listing data last updated: Sep 22, 2026, 11:24 a.m. EDT via TRREB IDX.

First listed: Sep 22, 2026, 9:56 a.m. EDT.