Detached · For sale

343 Douglas Avenue, Oakville

$4,265,000

Listing brokerage: ROYAL LEPAGE REAL ESTATE SERVICES PHINNEY REAL ESTATE · MLS® W14083808

Property report for this address · zoning, second units, flood, schools (public records)

Listing brokerage: ROYAL LEPAGE REAL ESTATE SERVICES PHINNEY REAL ESTATE
Type: Detached
Deal: For sale
Category: Residential · Houses
Bedrooms: 5
Bathrooms: 6
Size: 3000-3500 sq ft
Lot: 50 x 150 ft
Area: 1013 - OO Old Oakville
MLS® number: W14083808

Description

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.

The information provided herein is deemed reliable but is not guaranteed accurate by PROPTX.

The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate and may not be used for any commercial purpose or any other purpose.

Public records · not part of the MLS® listing

Before you offer: public records for this address

What government open data says about 343 Douglas Avenue, Oakville. Looked up by address only; nothing here comes from the listing.

No record
Floodplain and conservation authority regulation
Not in a regulated area in the mapping we have
Mapping checked: TRCA, LSRCA, CVC, CLOCA, HCA. Other conservation authorities don't publish licensed open data; confirm with the one for this area.
No record
Oak Ridges Moraine
Outside the plan area
No record
Greenbelt
Outside the Greenbelt Plan area
Not available
Heritage status
Oakville doesn't publish its heritage register as open data
Ask the municipality whether the property is listed or designated under the Ontario Heritage Act.
No record
Contaminated-site records nearby
No federal records within 500 m
This inventory covers federal sites only; it is not a full environmental search.
Not available
Building permits on file for this address
We don't have open permit data for Oakville
Permit data we load: Toronto, Mississauga, Brampton. Ask Oakville's building department for the permit history.
No record
Active development applications within 250 m
None in the open data we load
No record
Upcoming projects within 1 km
None in public records we load
Not available
Water and sewer servicing
Published for York Region and Toronto only; not available here
Not available
Schools for this address
Ask the local school boards which schools serve this address

Questions to ask before you offer

From what the records above show. Your agent and lawyer can help with each.

Ask the seller for permits and final inspections for any renovation (finished basement, addition, second unit, deck), and ask Oakville for a building permit history search. We don't have open building-permit data for Oakville.

Full Property Report for this address · zoning, lot, transit, parks and more (public records)

Sources: Treasury Board of Canada Secretariat, Federal Contaminated Sites Inventory (Oct 31, 2026); City of Toronto, Building Permits – Active Permits (Oct 30, 2026); City of Toronto, Building Permits – Cleared Permits (Oct 30, 2026); City of Mississauga, Building Permits (issued since 2018) (Oct 1, 2026); City of Brampton, Building Permits (GeoHub) (Oct 31, 2026); City of Toronto, Development Applications (City Planning, Application Information Centre) (Oct 31, 2026); City of Toronto, Committee of Adjustment Applications (Active Applications) (Oct 31, 2026); City of Brampton, GeoHub, Planning_Land_Use_Development: OPA ZBA Subdivision, Draft Plan of Condo, Site Plan Approval, Minor Variance, Consent to Sever (Oct 31, 2026); York Region, Active Development Application Boundaries (York Region's review of applications in its nine municipalities) (Oct 27, 2026); Toronto and Region Conservation Authority, TRCA Regulated Area (Regulation Limit 2025, O. Reg. 41/24) (Apr 29, 2026).

Public records · not part of the MLS® listing

Before you offer: public records for this address

Looking up flood, heritage, permits and planning records…

343 Douglas Avenue, Oakville

Description

Before you offer: public records for this address

Floodplain and conservation authority regulation

Oak Ridges Moraine

Greenbelt

Heritage status

Contaminated-site records nearby

Building permits on file for this address

Active development applications within 250 m

Upcoming projects within 1 km

Water and sewer servicing

Schools for this address

Questions to ask before you offer

Before you offer: public records for this address

Before you offer: public records for this address

Floodplain and conservation authority regulation

Oak Ridges Moraine

Greenbelt

Heritage status

Contaminated-site records nearby

Building permits on file for this address

Active development applications within 250 m

Upcoming projects within 1 km

Water and sewer servicing

Schools for this address

Questions to ask before you offer