43.4558° N · 79.6721° W — Old Oakville, Oakville — MLS® #W14083808
343 Douglas Ave
$4,265,000
Old Oakville, Oakville, Ontario L6J 3S7
- 4+1
- BedroomsBeds
- 6
- BathroomsBaths
- 3000-3500 sqft3000-3500
- SizeSq ft
- 50 x 150 ft
- Lot sizeLot
Inquire about this listing
In short · from the listing record
343 Douglas Ave is a 4+1-bedroom, 6-bathroom detached house in Old Oakville, Oakville, listed for sale at an asking price of $4,265,000 (MLS® W14083808).
An exceptional opportunity to secure pre-construction pricing in the heart of Old Oakville. Completion is anticipated for September 2027. Photos are of the builders work to show detail and craftsmanship. This lot is tucked along one of the neighbourhood's most coveted streets, and this custom residence offers an exceptionally private, tree-lined setting just a stroll from downtown's shops, restaurants, and waterfront. Refined finishes, thoughtful proportions, and exceptional craftsmanship define the home, complemented by a rarely offered double-car garage and fully finished lower level. With a dedicated interior designer guiding your selections throughout the build, each finish becomes an opportunity to make the home distinctly yours. An optional elevator is available. Crafted by a trusted custom builder with nearly 20 years of experience, this is a rare chance to shape a timeless home in a prestigious, walkable neighbourhood. Drawings are approved by the Committee of Adjustment, the permit process is underway.
Listing readings
How it measures up
Scores from the listing record and the market around it.
68Good
Condition score
6 condition-related facts documented
Listing age, structured features and disclosed update language; not an inspection.
5Shortfall
Cash flow quality
−$14,537/mo against the cost of owning (20% down, 4.8%, 25 yrs)
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 data table
Every fact
Everything the board publishes for this home.
- Tax
- $9,348 / 2025
- MLS® number
- W14083808
- Board
- TRREB MLS®
- Property Type
- Detached
- Building Age
- New
- Time on market
- Size
- 3000-3500 sqft
- Lot Size
- 50 x 150 ft
- Listed on
- Parking
- 2 Attached, 6 Parking
Listing history
Listing activity for 343 Douglas Ave, Oakville, Ontario
| Date Start | Date End | List Price | Price | Event | Listing ID |
|---|---|---|---|---|---|
| Date StartN/A | N/A | $4,265,000 | N/A | Sc | W14083808 |
Inside
Room by room
From the listing.
- Family6.0 × 4.87 mhardwood floor, Fireplace
- Kitchen4.87 × 3.96 mhardwood floor, B/I Appliances
- Breakfast3.81 × 2.28 mhardwood floor, W/O To Garden
- Dining3.04 × 3.96 mHardwood Floor
- Office2.74 × 3.04 mHardwood Floor
- Pantry1.52 × 2.74 mHardwood Floor
- Mudroom2.28 × 2.74 m
- Primary4.87 × 4.26 m4 Pc Ensuite, W/I Closet, Heated Floor
- 2nd Br3.2 × 3.5 m3 Pc Ensuite, W/I Closet, hardwood floor
- 3rd Br3.58 × 4.41 m3 Pc Ensuite, W/I Closet, hardwood floor
- 4th Br3.02 × 3.88 m3 Pc Ensuite, W/I Closet, hardwood floor
- Laundry3.45 × 2.74 m
Property
- Property Type
- Detached
- Style
- 2-Storey
- Community
- Old Oakville
- Municipality
- Oakville
Building
- Size
- 3000-3500 sqft
- Building Age
- New
- Construction
- Stone
Inside
- Bedrooms
- 4+1
- Bathrooms
- 6
- Bathroom Details
- 1 × 2pc Main, 3 × 3pc 2nd, 1 × 4pc 2nd, 1 × 3pc Lower
- Basement Type
- Finished
- Kitchens
- 1
Parking
- Garage Type
- Attached
- Garage
- 2
- Additional Parking
- 4
- Total Parking
- 6
Utilities
- Water
- Municipal
- Cooling
- Central Air
- Heating Type
- Forced Air
Land
- Sewer
- Sewers
- Frontage
- 50 ft
- Depth
- 150 ft
- Lot Size
- 50 x 150 ft
Where it sits
The street and the area
Asking prices on the map.
Map and tour
Transit nearby
| Station | Lines | Distance |
|---|---|---|
| Oakville GO | GO Transit train: Lakeshore West | 800 m |
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.
Around it
Detached in Old Oakville
Active listings only, today.
Detached homes for sale in Old Oakville right now
- For sale now
- 27
- Median asking price
- $4.1M
- New in 7 days
- 1
- Price cuts
- 19%
Middle half: $2.87M to $5.24M
7 in 28 days
5 listings
This home is asking 4% above the median.
See all homes in Old OakvilleAsking prices and counts of the MLS® listings on this site as of today. Asking figures only, never sold or leased prices.
Site report
What the record says
What the City and the conservation authority have on file for this address.
- provincial plansNone in rangeOutside the Greenbelt, Oak Ridges Moraine and Niagara Escarpment plan areas
- wetlandNone in rangeNo mapped wetland within 120 m
- aggregateNone in rangeNo licensed pit or quarry within 2 km
- wellsNone in rangeNo recorded oil, gas or salt well within 250 m
- railOn recordNearest rail line: 620 m
- transitOn recordTransit stop within 400 m From the transit agency’s published stop map; the nearest is 90 m away. Routes and stops change; check the agency’s schedule.
- trailOn recordA trail on the Ontario trail network within 1 km
- water wellsNone in rangeNo water-supply well recorded within 250 m 5 test or monitoring holes also recorded.
- npriNone in rangeNo facility within 1 km reports pollutant releases to Environment Canada The nearest is Dana Canada Corporation — Dana Oakville Kerr, 1.8 km away. Only facilities above the inventory’s reporting thresholds are listed.
- fcsiNone in rangeNo federal contaminated site within 1 km The federal inventory covers federal land only; it says nothing about provincial or private sites.
- electricityOn recordElectricity is distributed here by Oakville Hydro Electricity Distribution Inc.
- internet speedOn recordWired internet 50/10 Mbps or faster is listed at a household 30 m away Fixed wireless 50/10 Mbps or faster. LTE mobile coverage listed. ISED’s National Broadband Data at the nearest household point (30 m from the listing); 50/10 Mbps is its top category and includes faster plans. Confirm with a provider for this address.
- broadbandOn recordAcross the surrounding area: fibre to the home, cable, DSL internet listed Fibre 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.
Each record is the map at the home’s location, not an inspection. Confirm anything that matters with the municipality, Conservation Halton or the record’s publisher.
Contains information licensed under the Open Government Licence – Canada. Contains information licensed under the Open Government Licence – Ontario. Contains information licensed under the Open Government Licence – Town of Oakville.
Lot
- Lot area
- 7,500 sq ft697 m²
- Street frontage
- 50 ft15.2 m
- Depth
- 150 ft45.7 m
The area is the frontage multiplied by the depth, so boundaries are approximate. Confirm with a survey before you buy.
Source: the MLS® listing record, measured by MPAC.
Land transfer tax on this home
- Ontario land transfer tax
- $93,100
- Total land transfer tax
- $93,100
- First-time buyer rebates (Ontario up to $4,000)
- −$4,000
- Total for first-time buyers
- $89,100
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 $4,265,000
- $56,625
- Ontario total
- $93,100
An estimate at the asking price, for a home with one or two single-family residences. Your lawyer confirms the exact amount.
Schools
Nearest schools
Straight-line distances. Check catchments with the board.
ElementaryEQAO average 2024–25
- New Central Public SchoolHalton DSBPublic · grades JK–690%Grade 6 average850 m
- Oakwood Public SchoolHalton DSBPublic · grades JK–645%Grade 3 average1.3 km
- St. Vincent Catholic Elementary SchoolHalton CDSBCatholic · grades JK–876%Grade 6 average1.7 km
- École élémentaire du ChêneConseil scolaire ViamondeFrench-language public · grades JK–699%Grade 6 average1.8 km
SecondaryGrade 9 math 2024–25
- St. Thomas Aquinas Catholic Secondary SchoolHalton CDSBCatholic · grades 9–1272%Grade 9 math2.3 km
- Oakville Trafalgar High SchoolHalton DSBPublic · grades 9–12 · French Immersion86%Grade 9 math2.4 km
- White Oaks Secondary SchoolHalton DSBPublic · grades 9–1281%Grade 9 math2.5 km
- École secondaire Gaétan GervaisConseil scolaire ViamondeFrench-language public · grades 9–1285%Grade 9 math2.7 km
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.
Searches this home is in
Keep looking
The ledger
What it costs to own
Worked out for this home. Change any number.
A month, all in
$20,237
- Mortgage$19,458
- Property tax$779
A planning figure, not a quote.
Land transfer tax
$93,100
$89,100 for first-time buyers.
Rent, similar homes
$5,700
a month, median asking rent of 33 similar homes in Oakville.
Community
Who lives around it
Similar homes
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Shemeer AhmadVALERY REAL ESTATE INC.
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