DetachedListed today

3146 Dumaurier Ave, Britannia Heights - Queensway Terrace N and Area

Name: 3146 Dumaurier Avenue
SKU: X14107724
Price: 799900 CAD
Availability: InStock

Britannia Heights - Queensway Terrace N and Area, ON · · MLS® X14107724Updated October 22, 2026

$799,900Est. $3,930/mo mortgage

Bedrooms: 4
Bathrooms: 4
Living space: 2000–2500sq ft
Parking spaces: 3

Type Detached
Garage Yes
Basement Full, Finished with Walk-Out

What you should know

3146 Dumaurier Ave is a 4-bedroom, 4-bathroom detached home in Britannia Heights - Queensway Terrace N and Area, listed for $799,900. It has 2000-2500 sq ft of living space.

The custom kitchen offers exceptional storage & lighting, 2nd sink, breakfast/coffee bar & built-in banquette.
The luxurious primary retreat features a renovated ensuite, walk-in closet & heated floors in both the ensuite & bedroom.
The extraordinary 3rd floor offers 9-ft ceilings & treetop and sky views-ideal as an executive office, studio, guest retreat or additional living space.

Ask Zara:

4 Bed, 4 Bath Detached Home in Britannia Heights - Queensway Terrace N and Area

About 3146 Dumaurier Avenue

A remarkable urban sanctuary where inspired design, exceptional craftsmanship & extraordinary gardens come together. Extensively renovated & reimagined, this distinctive residence showcases an updated custom kitchen, renovated bathrooms, newer windows, roof, flooring & mechanicals, plus a major transformation by Lagois Design Build Renovate that added a spectacular 3rd floor, expanded primary suite, new porch & complete exterior makeover. Designed to maximize natural light, the home features an efficient, beautifully considered floor plan. The custom kitchen offers exceptional storage & lighting, 2nd sink, breakfast/coffee bar & built-in banquette. The luxurious primary retreat features a renovated ensuite, walk-in closet & heated floors in both the ensuite & bedroom. Tongue-and-groove pegged solid ash hardwood graces the upper levels, with generous bedrooms & convenient 2nd-floor laundry. The extraordinary 3rd floor offers 9-ft ceilings & treetop and sky views-ideal as an executive office, studio, guest retreat or additional living space. The walkout lower level, with plumbing roughed-in, offers exciting possibilities for multigenerational living, recreation or a future suite. Outside, discover a private oasis of mature perennial gardens, tranquil pond, natural stone pathways & multiple outdoor living spaces. An entertainment-sized deck leads to a 2nd deck, gardens & covered patio-an enchanting setting for entertaining or relaxation. Just a 5-minute walk to Bayshore Shopping Centre, close to transit, future LRT, Hwy 417/416, Britannia Beach & Andrew Haydon Park. A rare fusion of architecture, luxury, nature & urban convenience. Must be seen to be truly be appreciated. Photos have been digitally staged.

4 bedrooms, 4 bathrooms, about 2,000 sq ft, works out to roughly $400 per square foot, the bed-to-bath ratio is generous. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.

Inside 3146 Dumaurier Ave

Every detail from the listing, in one place.

Type: Detached
Style: 3-Storey
Living space: 2000-2500 sq ftas stated on the listing
Parking: 3 spacesYes garage
Basement: Full, Finished with Walk-Out

Features & systems

Parking & garage

Garage: Yes
Parking spaces: 3

Interior

Basement: Full · Finished with Walk-Out

Lot & land

Lot size (sqft): 0

Listing & possession

Property style: 3-Storey
Property class: Detached

3146 Dumaurier Ave Price & Sale History

Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.

Oct 22, 2026For saleListedThis listingMLS® X14107724$799,900

Sourced from MLS®. Includes earlier listings of this property on record.

What's it worth?

How 3146 Dumaurier Ave Compares to the Britannia Heights - Queensway Terrace N and Area Market

Zara compares it with recent sales of similar homes nearby. It's a guide, not an appraisal.

Zara’s estimate

Excellent Deal· based on 68 recent sales

Value your own home →How accurate are Zara’s estimates?

Summitly estimate, not from TRREB, the MLS® or the listing brokerage. Not an appraisal. How it works

Britannia Heights - Queensway Terrace N and Area market, last 90 days

Median sold price: $617,500
Average sold price: $621,685
Average days on market: 33
Homes sold: 46

Closed sales on the TRREB MLS®.

Recently sold nearby in Britannia Heights - Queensway Terrace N and Area

Sold prices are shown free to signed-in members, as board rules require.

6 nearby sales vs. this home

Closed sales from MLS®, compared with this home's asking price.

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Home	Sold price	$ / sqft	% of asking	Sold
This home3146 Dumaurier Avenue 4 bd · 4 ba · 2,000 sqft	$799,900asking	$400	—	—
930 Alenmede Crescent 4 bd · 1 ba · 1,100 sqft
855 Mountainview Avenue 3 bd · 1 ba · 1,500 sqft
2407 Rosewood Avenue 4 bd · 3 ba · 2,000 sqft
1115 Grenon Avenue 3 bd · 3 ba · 2,500 sqft
868 Mountainview Avenue 3 bd · 1 ba · 700 sqft
828 Roseview Avenue 3 bd · 3 ba · 1,500 sqft

930 Alenmede Crescent
4 bd · 1 ba · 1,100 sqft
855 Mountainview Avenue
3 bd · 1 ba · 1,500 sqft
2407 Rosewood Avenue
4 bd · 3 ba · 2,000 sqft
1115 Grenon Avenue
3 bd · 3 ba · 2,500 sqft
868 Mountainview Avenue
3 bd · 1 ba · 700 sqft
828 Roseview Avenue
3 bd · 3 ba · 1,500 sqft

Living in Britannia Heights - Queensway Terrace N and Area: Location & Amenities

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Costs, Mortgage & Rental Return for 3146 Dumaurier Ave

What it could cost each month, today's rates from our mortgage partner, and what it could return as a rental.

Mortgage: $3,930; 20% down · 25 years · 5.5% assumed
Property tax: $440; 0.66% mill rate · ON
Total per month: $4,370; Before utilities, insurance and fees

Figures are Summitly estimates for illustration only — not from TRREB or the MLS® feed, and not a mortgage approval, appraisal, or financial advice.

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Monthly cost

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Down payment

Rate (%)

Years

An estimate, not a quote. Utilities and insurance are extra.

Affordability calculator

Estimated monthly payment

$3,930

/mo

based on the purchase price of $799,900

Down payment20%

$159,980 cash

Amortization25 yr

$639,920 financed

Rate5.50%

$538,981 total interest

Principal54%$639,920

Interest46%$538,981

20% down · 25-yr amortization · 5.50% rate. Principal & interest only — taxes, condo fees, and insurance not included.

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Figures are Summitly estimates for illustration only — not from TRREB or the MLS® feed, and not a mortgage approval, appraisal, or financial advice.

Rental income potential

Est. monthly rent

low–high

Gross yield

rent × 12 ÷ price

Cap rate (est.)

net of tax + fees

Summitly AI estimate for discussion only — not from TRREB or the MLS® feed, and not an appraisal or investment advice. Yield and cap rate are derived from the estimated rent versus the asking price.

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Listing brokerage: OTTAWA PROPERTY SHOP REALTY INC., BrokerageMLS® X14107724 · Listing data last updated October 22, 2026

Listing data comes from the Toronto Regional Real Estate Board (TRREB) and is deemed reliable but not guaranteed. Shown on Summitly by Coldwell Banker Summit Realty, Brokerage, which is not the listing brokerage. 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. © 2026 Toronto Regional Real Estate Board. All rights reserved.

Mortgage financing is arranged through Mortgage Squad Advisors. Summitly is the technology platform that powers this site. Estimated values, AI insights, calculator results, and rental projections shown on this page are generated by Summitly and are not provided by, reviewed by, or sourced from TRREB, the MLS®, or the listing brokerage; they are not appraisals or opinions of value. The trademarks REALTOR®, REALTORS®, and the REALTOR® logo are controlled by the Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA. The Coldwell Banker® name and logo are trademarks of Coldwell Banker Real Estate LLC.

For sale· listed Oct 21· $400/sq ft

Estimated monthly mortgage$3,930/moMortgage only · 20% down · 5.5% assumed

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