12 Sarnia Ave is a 2-bedroom, 2-bathroom duplex in Toronto, listed for $1,230,000. It has 1100-1500 sq ft of living space.
1What if you could own a Toronto freehold with monthly mortgage costs lower than the average Toronto rent?
2Welcome to 12 Sarnia Avenue, a fully renovated LEGAL DUPLEX in the heart of Junction Triangle, offering a smarter path to homeownership with rental income helping to offset your monthly mortgage payments!
3Upper unit tenants are scheduled to vacate November 10.
What if you could own a Toronto freehold with monthly mortgage costs lower than the average Toronto rent? Welcome to 12 Sarnia Avenue, a fully renovated LEGAL DUPLEX in the heart of Junction Triangle, offering a smarter path to homeownership with rental income helping to offset your monthly mortgage payments! Two bright, beautifully updated, self-contained TWO-STOREY suites offer their own kitchens, living spaces, bedrooms, bathrooms, independent heating and cooling systems, and private outdoor spaces-including an upper-level terrace overlooking Campbell Park, perfect for morning coffee or unwinding outdoors. Live in one and let the rental income from the other help pay down your mortgage, accommodate extended family while maintaining privacy and independence, or add an income-producing property to your investment portfolio. Upper unit tenants are scheduled to vacate November 10. Lower unit tenants are happy to stay or vacate. Backing directly onto Campbell Park, with legal laneway parking and convenient access to neighbourhood cafés, restaurants, shops, Lansdowne Subway, Bloor GO and the UP Express connecting you to downtown Toronto and Pearson Airport. The upcoming Davenport Diamond Greenway will bring new walking and cycling connections, landscaping and public spaces to the neighbourhood, with planned connections at Sarnia Avenue and Campbell Park. Enjoy a vibrant, walkable neighbourhood while building equity in a freehold property with income potential. Multiple possibilities. One exceptional opportunity to make Toronto homeownership work for you! An absolute Must see! Monthly mortgage cost comparison is based on illustrative financing and rental income assumptions, actual costs may vary. (Select photos have been virtually staged to illustrate potential furniture placement and décor.)
2 bedrooms, 2 bathrooms, about 1,100 sq ft, works out to roughly $1,118 per square foot, the bed-to-bath ratio is generous. Chat with Zara if you'd like a deeper read on whether this duplex fits your budget and timing.
Inside 12 Sarnia Ave
Every detail from the listing, in one place.
Type
Duplex
Style
3-Storey
Living space
1100-1500 sq ftas stated on the listing
Parking
1 space
Basement
Finished with Walk-Out
Features & systems
Parking & garage
Parking spaces
1
Interior
Basement
Finished with Walk-Out
Lot & land
Lot size (sqft)
1732.99
Listing & possession
Property style
3-Storey
Property class
Duplex
12 Sarnia Ave Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
For saleListedThis listingMLS® W14107076$1,230,000
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 12 Sarnia Ave Compares to the Toronto Market
Zara compares it with recent sales of similar homes nearby. It's a guide, not an appraisal.
Independent mortgage broker · OAC · rates subject to change and underwritingMortgage Squad →
Referral disclosure: Summitly may refer you to Mortgage Squad Advisors, an affiliated mortgage partner. You are free to choose any lender or mortgage professional.
Monthly cost
Enter a rate to see the monthly cost
An estimate, not a quote. Utilities and insurance are extra.
Affordability calculator
Estimated monthly payment
$6,043
/mo
based on the purchase price of $1,230,000
$246,000 cash
$984,000 financed
$828,786 total interest
Principal54%$984,000
Interest46%$828,786
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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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.
Similar homes for sale nearby in Toronto
Other 4–8 bed homes for sale in Toronto around $1.2M.
Average days on market32Homes sold in about 32 days on average.
Sale-to-list ratio5097.1%On average, homes sold at or above asking.
Active listings12,531Homes for sale here right now.
Median vs prior 90 days+1.2%Compared with Apr 25 – Jul 24, 2026: prices up.
Based on 9,303 sales from Jul 24 – Oct 22, 2026 (6,811 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
12 Sarnia Ave is listed at $1,230,000 (MLS® W14107076). Summitly updates the price as soon as the MLS® record changes.
Is $1,230,000 a good price for 12 Sarnia Ave?
Summitly rates it Well Above Market: the asking price is 15% or more above Zara's estimate, an estimate built from recent sales in Toronto. The rating is an automated opinion, not an appraisal; "What's it worth?" on this page shows how it is worked out. See Zara's estimate
Has the price of 12 Sarnia Ave changed?
No — 12 Sarnia Ave is still listed at its original asking price of $1,230,000.
How many bedrooms and bathrooms does 12 Sarnia Ave have?
12 Sarnia Ave has 2 bedrooms and 2 bathrooms, with about 1,100–1,500 square feet of living space. It is a duplex in Toronto.
Is 12 Sarnia Ave close to transit?
The nearest rapid-transit station is Lansdowne Station (Line 2), about 570 m (about a 7-minute walk) in a straight line. Bloor GO Station is about 620 m (about a 8-minute walk), and Dundas West Station is about 790 m (about a 10-minute walk). Distances are straight-line, not walking routes; check the transit agency for routes and schedules.
How much would the monthly mortgage be on 12 Sarnia Ave?
About $6,043 a month — principal and interest on $1,230,000 with 20% down ($246,000), a 25-year amortization and an assumed 5.5% interest rate. The mortgage calculator on this page lets you change the down payment, amortization and rate.
How does 12 Sarnia Ave compare with other homes in Toronto?
Its asking price of $1,230,000 is about 46% above the median sold price in Toronto over the last 90 days, $845,000, across 9,303 closed sales on the TRREB MLS®. A city median mixes every type and size of home, so the comparable sales on this page are the closer guide.
Has 12 Sarnia Ave been sold before?
Summitly has no earlier MLS® sale or lease of 12 Sarnia Ave on record from the last two years. Older records aren't shown under TRREB rules.
Where is 12 Sarnia Ave?
12 Sarnia Ave is in Toronto, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 12 Sarnia Ave been on the market?
12 Sarnia Ave was listed today (October 22, 2026).
What is the price per square foot of 12 Sarnia Ave?
About $820 to $1,118 per square foot: the asking price of $1,230,000 over the 1,100–1,500 sq ft the listing gives as its size range.
