- Bedrooms
- 4+1
- Bathrooms
- 7
- Size
- 5,000 +sq ft
- Lot
- Under 0.50 acres
- Tax a year
- $33,8612025 tax year
- Parking
- 93 attached
- Days on market
- Members
The brief
About 138 DIANNE Ave
138 DIANNE Ave is a 4+1-bedroom, 7-bathroom detached house in Morrison, Oakville, listed for sale at an asking price of $5,590,000 (MLS® W13813284).
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.
Insights
Condition Score
Good68/1006 condition-related facts documented
Source: Listing age, structured features and disclosed update language; not an inspection.
Cashflow Quality
Shortfall5/100−$22,625/mo against the cost of owning (20% down, 4.8%, 25 yrs)
Source: Median of 33 detached homes with 5 bedrooms for lease in Oakville right now. Cost of owning counts the mortgage and property tax.
Condition uses listing-record signals, not an inspection.
The home
Key facts
- Tax
- $33,861 / 2025
- MLS® number
- W13813284
- Board
- TRREB MLS®
- Property Type
- Detached
- Days on market
- Size
- 5000 + sqft
- Lot Size
- 102 x 167 ft
- Listed on
- Parking
- 3 Attached, 9 Parking
Property details
Property
- Property Type
- Detached
- Style
- 2-Storey
- Community
- Morrison
- Municipality
- Oakville
Building
- Size
- 5000 + sqft
- Construction
- Stone
Inside
- Bedrooms
- 4+1
- Bathrooms
- 7
- Bathroom Details
- 2 × 2pc Main, 1 × 5pc 2nd, 1 × 4pc 2nd, 2 × 3pc 2nd, 1 × 4pc Lower
- Basement Type
- Separate Entrance
- Kitchens
- 1
Parking
- Driveway
- Front Yard, Pvt Double, Other, Inside Entry
- Garage Type
- Attached
- Garage
- 3
- Additional Parking
- 6
- Total Parking
- 9
Utilities
- Water
- Municipal
- Cooling
- Central Air
- Heating Type
- Forced Air
Land
- Sewer
- Sewers
- Frontage
- 102 ft
- Depth
- 167 ft
- Lot Size
- 102 x 167 ft
Additional
- Foundation
- Poured Concrete
- Roof
- Asphalt Shingle
- Fireplace
- Yes
- Pool
- None
- Den
- Yes
- Family room
- Yes
- Extras
- Power generator, Elevator, Existing kitchen built-in appliances, washer, dryer, existing lighting fixtures, garage Door Opener, Window Coverings
Rooms
| Room | Size | Features | Level |
|---|---|---|---|
| Dining | 5.91 × 6.04 m | — | Main |
| Living | 4.31 × 6.04 m | — | Main |
| Kitchen | 5.15 × 5.58 m | — | Main |
| Dining | 3.88 × 4.21 m | — | Main |
| Family | 5.58 × 9.9 m | — | Main |
| Den | 3.83 × 4.16 m | — | Main |
| Primary | 4.36 × 5.68 m | — | 2nd |
| Br | 3.88 × 4.21 m | — | 2nd |
| Other | 3.5 × 3.88 m | — | 2nd |
| Br | 4.21 × 5.43 m | — | 2nd |
| Br | 4.21 × 5.38 m | — | 2nd |
| Laundry | 2.61 × 3.09 m | — | 2nd |
| Media/Ent | 3.32 × 9.49 m | — | Lower |
| Kitchen | 1.9 × 3.75 m | — | Lower |
| Br | 4.16 × 5.76 m | — | Lower |
| Rec | 5.58 × 13.53 m | — | Lower |
| Den | 3.65 × 3.93 m | — | Lower |
| Bathroom | 2.4 × 1.5 m | — | Main |
| Bathroom | 4.26 × 5.48 m | — | 2nd |
| Bathroom | 3.65 × 1.8 m | — | 2nd |
| Bathroom | 3.6 × 1.8 m | — | 2nd |
| Bathroom | 3.65 × 1.8 m | — | 2nd |
| Bathroom | 3.6 × 1.8 m | — | Lower |
| Bathroom | 2.0 × 1.8 m | — | Lower |
Listing history
Buy/sell history for 138 DIANNE Ave, Oakville, Ontario
Sale history on this site covers the last 2 years, the window permitted under the TRREB MLS® VOW agreement.
| Date Start | Date End | List Price | Price | Event | Listing ID |
|---|---|---|---|---|---|
| Date StartN/A | N/A | $5,590,000 | N/A | For Sale | W13813284 |
Members see the full history. Prices are hidden from signed-out visitors.
The numbers
Mortgage Calculator
Plan with the current asking price
CMHC insurance: not required at 20% down. Payments use Canadian semi-annual compounding.
Mortgage Details
4.8% · 5-year term · 25-year amortization · 20% down
- Total down payment
- $1,118,000
- Total mortgage amount
- $4,472,000
- Total interest payment
- $3,178,900
- Total purchase cost
- $8,768,900
- Mortgage payment
- $25,503/mo
Cash Flow Analysis
If you rented this home out at 20% down
Break-even down payment
91%Monthly carrying cost
$28,325- Rent $5,700
- Shortfall $22,625
Rental income opens at $5,700, the median asking rent of 33 comparable homes for lease in Oakville. Type over it with the rent you expect. This is a planning tool, not advice.
Land transfer tax on this home
- Ontario land transfer tax
- $126,225
- Total land transfer tax
- $126,225
- First-time buyer rebates (Ontario up to $4,000)
- −$4,000
- Total for first-time buyers
- $122,225
See how this is worked out
- 0.5% on the first $55,000
- $275
- 1.0% from $55,000 to $250,000
- $1,950
- 1.5% from $250,000 to $400,000
- $2,250
- 2.0% from $400,000 to $2,000,000
- $32,000
- 2.5% from $2,000,000 to $5,590,000
- $89,750
- Ontario total
- $126,225
An estimate at the asking price, for a home with one or two single-family residences. Your lawyer confirms the exact amount.
Estimate
Estimated value requires sign in
Market estimates use sold comparables and are available after you sign in and accept MLS® VOW terms.
The estimate is an automated value built from public and MLS® data. It is not an appraisal; ask Kassaundra Dobson, Broker of Record for a full comparative market analysis.
Comparable sales
Comparable sales require sign in
Closing prices and sold comps are available to registered visitors who accept MLS® VOW terms on this site.
The land
Lot
- Street frontage
- 102 ft31.1 m
- Depth
- 167 ft50.9 m
- Lot size
- Under 0.50 acresAs the board bands it
The record marks this lot irregular, so its area is not the frontage multiplied by the depth. It is not given here. Confirm with a survey before you buy.
Source: the MLS® listing record, measured by MPAC.
Land and environment
Public records about this location. Not part of the MLS® listing and not provided by the listing brokerage.
Water and conservation2
- No mapped wetland within 120 m120 m
- No water-supply well recorded within 250 m250 m
Province of Ontario open data
Planning and building activity1
- Outside the Greenbelt, Oak Ridges Moraine and Niagara Escarpment plan areasAt the address
Province of Ontario open data
Around the home1
- A trail on the Ontario trail network within 1 km1 km
Province of Ontario open data
Environmental records4
- No licensed pit or quarry within 2 km2 km
- No recorded oil, gas or salt well within 250 m250 m
- No facility within 1 km reports pollutant releases to Environment CanadaThe nearest is Ford Motor Company of Canada, Limited — Ford Oakville Assembly Complex, 2.9 km away. Only facilities above the inventory’s reporting thresholds are listed.1 km
- No federal contaminated site within 1 kmThe federal inventory covers federal land only; it says nothing about provincial or private sites.1 km
Province of Ontario open data · Government of Canada open data
Power and internet3
- Electricity is distributed here by Oakville Hydro Electricity Distribution Inc.At the address
- Wired internet 50/10 Mbps or faster is listed at this locationFixed wireless up to 25/5 Mbps. LTE mobile coverage listed. ISED’s National Broadband Data at the nearest household point (20 m from the listing); 50/10 Mbps is its top category and includes faster plans. Confirm with a provider for this address.At the address
- Across the surrounding area: fibre to the home, cable, DSL internet listedFibre to the home: Bell, Cogeco Connexion. Cable: Cogeco Connexion. DSL: Bell. Fixed wireless: Bell, Rogers, SkyChoice Communications. Mobile: Bell, Freedom Mobile, Rogers, Telus. Satellite: Xplore. ISED’s list for the surrounding ~25 km² area; check with a provider for this address.Area-wide
Ontario Energy Board · Innovation, Science and Economic Development Canada
Each record is placed at the distance its own line states. None of it is an inspection of the property. Confirm anything that matters to you with the municipality, Conservation Haltonor the record’s publisher.
Contains information licensed under the Open Government Licence – Canada. Contains information licensed under the Open Government Licence – Ontario.
The market
Detached homes for sale in Morrison right now
- For sale now
- 54
- Median asking price
- $4M
- New in 7 days
- 0
- Price cuts
- 20%
Middle half: $3M to $5.97M
11 in 28 days
11 listings
This home is asking 40% above the median.
See all homes in MorrisonAsking prices and counts of the MLS® listings on this site as of today. Asking figures only, never sold or leased prices.
Market area · filters apply to the charts below
The street
Map and tour
Transit nearby
| Station | Lines | Distance |
|---|---|---|
| Oakville GO | GO Transit train: Lakeshore West | 2.1 km |
The nearest subway, light rail, train, bus rapid transit stations 5 km, as the crow flies. Source: GO Transit schedule data (GTFS) from Metrolinx under the Open Government Licence – Ontario – Metrolinx, downloaded October 18, 2026. Data used in this product or service is provided with the permission of Metrolinx. Metrolinx makes no representations or warranties of any kind, express or implied, with respect to the Data and assumes no responsibility for the accuracy or currency of the data used in this product or service. Contains information licensed under the Open Government Licence – Ontario – Metrolinx.
Schools nearby
| Elementary | Type | Distance | EQAO average 2024–25 |
|---|---|---|---|
| St. Vincent Catholic Elementary SchoolHalton CDSB | Catholic · grades JK–8 | 750 m | 76%Grade 6 average |
| New Central Public SchoolHalton DSB | Public · grades JK–6 | 750 m | 90%Grade 6 average |
| E J James Public SchoolHalton DSB | Public · grades 1–8 · French Immersion | 1 km | 93%Grade 6 average |
| École élémentaire du ChêneConseil scolaire Viamonde | French-language public · grades JK–6 | 2.9 km | 99%Grade 6 average |
| Secondary | Type | Distance | Grade 9 math 2024–25 |
|---|---|---|---|
| Oakville Trafalgar High SchoolHalton DSB | Public · grades 9–12 · French Immersion | 1.5 km | 86%Grade 9 math |
| St. Thomas Aquinas Catholic Secondary SchoolHalton CDSB | Catholic · grades 9–12 | 3.2 km | 72%Grade 9 math |
| White Oaks Secondary SchoolHalton DSB | Public · grades 9–12 | 3.6 km | 81%Grade 9 math |
| École secondaire Gaétan GervaisConseil scolaire Viamonde | French-language public · grades 9–12 | 3.8 km | 85%Grade 9 math |
EQAO: share of students at or above the provincial standard, 2024–25 (Ontario open data). These are the schools nearest this home, not the schools it is assigned to: boundaries change, and some schools take students by application. Confirm with the board before you buy. Contains information licensed under the Open Government Licence – Ontario.
The verdict
Similar Active Listings
Recently sold nearby
Sold prices in Morrison are shown to signed-in members.