- Bedrooms
- 5+1
- Bathrooms
- 7
- Size
- 5,000 +sq ft
- Lot
- Under 0.50 acres
- Tax a year
- $22,5572026 tax year
- Built
- 6-15
- Parking
- 102 built-in
- Days on market
- Members
The brief
About 584 Fourth Line
584 Fourth Line is a 5+1-bedroom, 7-bathroom detached house in West, Oakville, listed for sale at an asking price of $4,498,000 (MLS® W13800104).
Set on a deep pool-sized lot in prestigious South Oakville, this custom-built estate offers over 8,500 SF of meticulously finished living space. A dramatic slab feature wall & oversized entry door make a striking first impression, introducing soaring ceilings, wide-plank oak flooring, architectural detailing & expansive windows that seamlessly connect indoor & outdoor living. The designer kitchen is a chef's dream, featuring state-of-the-art B/I appliances, an oversized island, quartz & natural wood surfaces, custom cabinetry, a full prep pantry, dedicated servery, & accordion windows that open directly to the backyard for effortless entertaining. Sun-filled principal rooms flow into a stunning family room anchored by a statement fireplace wall & a W/O to a covered rear portico, which includes its own fireplace, lounge, & dining areas overlooking the pool-ready backyard. A spectacular 22-ft office/library creates the ideal work-from-home setting. Upstairs, the luxurious primary retreat offers a fireplace, custom walk-in closet & spa-inspired ensuite w/ heated floors & a freestanding tub. Generous secondary bedrooms feature ensuite/semi-ensuite access, while the third-floor loft serves as a versatile guest retreat, executive lounge, studio, or additional bedroom w/ a wet bar, W/I closet & private ensuite. Recently completed, the lower level delivers a true lifestyle experience w/ multiple entertainment lounges, a designer wet bar/kitchenette w/ W/O access, a theatre/games room, sauna, wine cellar, guest suite, heated floors throughout & a spa-inspired bath w/ a double rainfall shower. Modern luxury meets everyday comfort w/ a newly installed elevator services all levels, multiple fireplaces, B/I speakers, smart home systems, EV charging rough-in, pet washing station, landscaped grounds & walkouts to multiple private decks. Ideally located near top-rated schools, boutique shopping, private clubs, Lake Ontario, Bronte Harbour & convenient access to the QEW & Hwy 403.
Insights
Condition Score
Good73/1001 documented update signal
Source: Listing age, structured features and disclosed update language; not an inspection.
Cashflow Quality
Shortfall5/100−$16,301/mo against the cost of owning (20% down, 4.8%, 25 yrs)
Source: Median of 12 detached homes with 6 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
- $22,557 / 2026
- MLS® number
- W13800104
- Board
- TRREB MLS®
- Property Type
- Detached
- Building Age
- 6-15
- Days on market
- Size
- 5000 + sqft
- Lot Size
- 60 x 272.6 ft
- Listed on
- Parking
- 2 Built-In, 10 Parking
Property details
Property
- Property Type
- Detached
- Style
- 2 1/2 Storey
- Community
- West
- Municipality
- Oakville
Building
- Size
- 5000 + sqft
- Building Age
- 6-15
- Construction
- Stone
Inside
- Bedrooms
- 5+1
- Bathrooms
- 7
- Bathroom Details
- 1 × 2pc, 3 × 3pc, 1 × 4pc, 2 × 5pc
- Basement Type
- Finished
- Kitchens
- 1
Parking
- Driveway
- Private
- Garage Type
- Built-In
- Garage
- 2
- Additional Parking
- 8
- Total Parking
- 10
Utilities
- Water
- Municipal
- Cooling
- Central Air
- Heating Type
- Forced Air
Land
- Sewer
- Sewers
- Frontage
- 60 ft
- Depth
- 272.6 ft
- Lot Size
- 60 x 272.6 ft
Additional
- Foundation
- Poured Concrete
- Roof
- Asphalt Shingle, Metal
- Fireplace
- Yes
- Pool
- None
- Den
- Yes
- Family room
- Yes
- Extras
- All existing electrical light fixtures, window coverings, three built-in door shades, premium kitchen appliances: two refrigerators (JennAir 48" and Haier 33"), JennAir 6-burner gas stove with grill and double oven, JennAir convection microwave, two dishwashers (JennAir and Fisher & Paykel), three beverage/wine coolers, washer and dryer, lawn sprinkler system, built-in speaker system, elevator and it's equipments.
Rooms
| Room | Size | Features | Level |
|---|---|---|---|
| Living | 4.87 × 6.31 m | Pot Lights, W/O To Deck, hardwood floor | Main |
| Dining | 4.87 × 6.28 m | Pot Lights, Built-In Speakers, hardwood floor | Main |
| Family | 6.01 × 7.73 m | Fireplace, W/O To Deck, O/Looks Backyard | Main |
| Kitchen | 7.88 × 3.95 m | Pantry, Centre Island, B/I Appliances | Main |
| Breakfast | 6.22 × 3.54 m | Pot Lights, W/O To Deck, hardwood floor | Main |
| Office | 5.29 × 5.32 m | Fireplace, B/I Shelves, Vaulted Ceiling | Main |
| Primary | 5.94 × 6.28 m | W/I Closet, 5 Pc Ensuite, Heated Floor | 2nd |
| 2nd Br | 4.11 × 6.92 m | Double Closet, Semi Ensuite, Window | 2nd |
| 3rd Br | 3.74 × 4.2 m | Double Closet, Semi Ensuite, Window | 2nd |
| 4th Br | 4.49 × 6.47 m | Double Closet, 3 Pc Ensuite, Window | 2nd |
| Den | 5.1 × 5.19 m | Pot Lights, Wet Bar, hardwood floor | 2nd |
| 5th Br | 4.79 × 5.47 m | W/I Closet, 3 Pc Ensuite, Window | 3rd |
| Br | 5.07 × 4.24 m | B/I Closet, 3 Pc Bath, Above Grade Window | Bsmt |
| Rec | 4.64 × 12.17 m | Closet, 4 Pc Bath, Combined W/Kitchen | Bsmt |
| Exercise | 7.16 × 7.04 m | Pot Lights, Elevator, hardwood floor | Bsmt |
| Media/Ent | 5.56 × 6.1 m | Pot Lights, Built-In Speakers, hardwood floor | Bsmt |
Listing history
Buy/sell history for 584 Fourth Line, 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 | $4,498,000 | N/A | For Sale | W13800104 |
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
- $899,600
- Total mortgage amount
- $3,598,400
- Total interest payment
- $2,557,900
- Total purchase cost
- $7,055,900
- Mortgage payment
- $20,521/mo
Cash Flow Analysis
If you rented this home out at 20% down
Break-even down payment
84%Monthly carrying cost
$22,401- Rent $6,100
- Shortfall $16,301
Rental income opens at $6,100, the median asking rent of 12 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
- $98,925
- Total land transfer tax
- $98,925
- First-time buyer rebates (Ontario up to $4,000)
- −$4,000
- Total for first-time buyers
- $94,925
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 $4,498,000
- $62,450
- Ontario total
- $98,925
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 market
Detached homes for sale in West right now
- For sale now
- 97
- Median asking price
- $2M
- New in 7 days
- 3
- Price cuts
- 19%
Middle half: $1.35M to $3.2M
32 in 28 days
18 listings
This home is asking 125% above the median, higher than three quarters of them.
See all homes in WestAsking 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 |
|---|---|---|
| Bronte GO | GO Transit train: Lakeshore West | 2.4 km |
| Oakville GO | GO Transit train: Lakeshore West | 3 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 |
|---|---|---|---|
| Pine Grove Public SchoolHalton DSB | Public · grades 1–8 · French Immersion | 250 m | 85%Grade 6 average |
| Brookdale Public SchoolHalton DSB | Public · grades JK–8 | 800 m | 78%Grade 6 average |
| St. Nicholas Catholic Elementary SchoolHalton CDSB | Catholic · grades JK–8 | 1.1 km | 85%Grade 6 average |
| ÉÉC Sainte-Marie-OakvilleConseil scolaire catholique MonAvenir | French-language Catholic · grades JK–8 | 1.6 km | 91%Grade 6 average |
| Secondary | Type | Distance | Grade 9 math 2024–25 |
|---|---|---|---|
| Thomas A Blakelock High SchoolHalton DSB | Public · grades 9–12 · French Immersion | 1.4 km | 79%Grade 9 math |
| St. Thomas Aquinas Catholic Secondary SchoolHalton CDSB | Catholic · grades 9–12 | 1.7 km | 72%Grade 9 math |
| Abbey Park High SchoolHalton DSB | Public · grades 9–12 | 3 km | 89%Grade 9 math |
| École secondaire Gaétan GervaisConseil scolaire Viamonde | French-language public · grades 9–12 | 3.7 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
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