521 Westminster Avenue

5104 - McKellar/Highland, Carlingwood - Westboro and Area, Ontario K2A 2T9

Overview

At a glance

Days on market21 days
ListedOct 9, 2026
UpdatedOct 28, 2026
Size3000-3500 sq ft
Lot50 x 100 Feet
Property taxes$18,331 (2025)
Parking6 spaces
BasementFull, Finished
MLS® numberX13880148
Data sourcePropTx MLS® System
Listing brokerageROYAL LEPAGE TEAM REALTY

About this home

Stunning custom-built 5 bed, 5 bath residence on a private, fully fenced 50 x 100 ft lot in one of Ottawa's most desirable neighbourhoods. Designed by Hobin Architecture and custom built by Bradford Construction, this exceptional home showcases high-quality construction, refined finishes, and thoughtful design throughout. Perfectly located on a quiet street just one block from McKellar Park, steps to Westboro Village, close to excellent schools, and only 15 minutes to downtown. The beautifully landscaped exterior features elegant stonework, exceptional privacy, composite decking, and a covered back deck area ideal for outdoor dining, entertaining, and relaxing. The main floor offers a spacious foyer, private office, powder room, mudroom, elegant living area with gas fireplace, dining space, and a chef-inspired kitchen with high-end appliances, oversized island, walk-in pantry, and abundant cabinetry and counter space. The second level features a bright loft, laundry, full bath, and 4 bedrooms, including a secondary bedroom with walk-in closet and ensuite. The luxurious primary suite offers vaulted ceilings, covered balcony, 2 walk-in closets, and a spa-like ensuite with soaker tub, steam shower, heated floors, and large vanity. The lower level, with heated flooring and separate entrance, offers incredible flexibility with a large living area, 3-piece bath, 5th bedroom, kitchen rough-in, and future secondary dwelling, in-law/nanny suite, or home business potential. Control4 audio/visual technology provides automated lighting and audio inside and out. Heated floors throughout the lower level and all second-level bathrooms. Finished storage area under the garage, oversized 2-car garage, and parking for 4 more vehicles. Over 4,200 sq. ft. finished living space, including 3,114 sq. ft. above grade.

Details

Property

Style
2-Storey
Fronting on
East
Cross street
Byron Ave, Westminster Ave
Community
5104 - McKellar/Highland
Municipality
Carlingwood - Westboro and Area

Inside

Bedrooms above grade
4
Bedrooms below grade
1
Bathrooms
5
Kitchens
1
Basement
Full, Finished
Family room
Yes
Fireplace
Natural Gas
Interior features
Auto Garage Door Remote, Built-In Oven, Central Vacuum, ERV/HRV, Generator - Full, In-Law Capability, Water Treatment

Utilities

Heating
Forced Air
Heating fuel
Gas
Cooling
Central Air
Sewer
Sewer
Electricity
Yes
Cable
Available

Building

Construction
Wood , Stone
Foundation
Concrete
Roof
Asphalt Shingle
Exterior features
Deck
Pool
None

Parking

Garage
Attached
Parking spaces
4
Total parking
6
Driveway
Private

Land

Frontage
15.24
Depth
100
Lot size units
Feet
Lot irregularities
0
Waterfront
No
Property features
Public Transit, Park, Fenced Yard
Rooms (38)
RoomLevelSizeFeatures
FoyerMain4.88 x 1.52 Meters
OfficeMain3.81 x 2.74 Meters
Powder RoomMain1.52 x 1.5 Meters
Living RoomMain6.1 x 4.27 Meters
Dining RoomMain6.1 x 2.44 Meters
KitchenMain6.09 x 3.96 Meters
PantryMain2.36 x 2.2 Meters
Mud RoomMain3.35 x 2.13 Meters
Primary BedroomSecond7.62 x 5.49 Meters
BathroomSecond5.31 x 3.35 Meters6 Pc Ensuite
BedroomSecond4.8 x 3.35 Meters
BedroomSecond6.1 x 4.57 Meters
BedroomSecond4.22 x 3.66 Meters
BathroomSecond2.74 x 1.52 Meters5 Pc Bath
BathroomSecond2.74 x 1.52 Meters3 Pc Ensuite
LaundrySecond3.02 x 2.13 Meters
LoftSecond5.13 x 2.24 Meters
LoftSecond5.13 x 3.25 Meters
RecreationLower6.71 x 5.79 Meters
BathroomLower3.02 x 2 Meters
BedroomLower5.79 x 4.24 Meters
Utility RoomLower3.78 x 1.6 Meters
BathroomLower3.02 x 1.83 Meters3 Pc Bath
Mud RoomMain3.45 x 2.2 Meters
DenLower5.49 x 3.96 Meters
OtherSecond2.71 x 2.41 Meters
RecreationLower6.1 x 6.1 Meters
BedroomSecond4.62 x 3.91 Meters
BedroomSecond4.21 x 3.81 Meters
OtherSecond3.12 x 1.87 Meters
OtherLower4.31 x 4.16 Meters
Utility RoomLower3.53 x 2 Meters
OtherMain4.19 x 2.54 Meters
OtherSecond2.38 x 1.93 Meters
BathroomSecond2.89 x 1.67 Meters
BathroomSecond2.89 x 2.15 Meters
Family RoomLower6.78 x 5.99 Meters
RecreationLower5.53 x 4.16 Meters
Value

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History

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Neighbourhood

Around 5104 - McKellar/Highland

What’s nearby

Quiet streetBackyard faces east

  • Elementary schoolBroadview Public Schoolabout 6 min walk
  • High schoolNepean High Schoolabout 5 min walk
  • ParkMcKellar Parkabout 2 min walk
  • Playground about 4 min walk
  • TrailByron Park Pathwayabout 3 min walk
  • River or lake about 6 min walk
  • Grocery storeProduce Depotabout 14 min walk
  • DowntownOttawaabout 7 km
  • LibraryGreenberg Families Libraryabout 18 min walk
  • Rec centre or arenaMcKellar Park Ice Rinkabout 2 min walk
  • Golf courseOttawa Hunt and Golf Clubabout 8 km
  • HospitalThe Royal Ottawa Mental Health Centreabout 2.6 km
  • Highway on-rampExit 124about 22 min walk
  • GO or train stationOttawaabout 9.4 km

Approximate: straight-line distances, and the backyard and street worked out from the map pin and map data © OpenStreetMap contributors. Check school boundaries with the school board.

On the map

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Community

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Costs

What it would cost

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Every monthEstimate
Mortgage payment$0
Property tax$0
Monthly total$0
At closing
Ontario land transfer tax$0

Estimates only, not financial advice. Uses Canadian semi-annual compounding, the minimum down payment and mortgage insurance rules, and Ontario’s land transfer tax brackets. Your lender and lawyer confirm the real numbers. Legal fees, title insurance and moving costs aren’t included.

Listing courtesy of ROYAL LEPAGE TEAM REALTY. Listing information from the PropTx MLS® System. Each listing shows the brokerage that represents it. 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. Information is deemed reliable but is not guaranteed accurate by PropTx. Last updated October 30, 2026 at 12:52 p.m.

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