Rare King West semi on a quiet street, steps to Trinity Bellwoods, Stackt Market and King West dining. Duplex totalling to approx. 2,631sf with two kitchens, three renovated baths and a finished lower level with its own walk-out. Detached two-car garage off the rear lane. Currently tenanted month-to-month, offering flexibility for an end-user or investor. Backs onto a large site with an active development application at 2 Tecumseth St, adding long-term upside.
6 bedrooms, 3 bathrooms, about 1,100 sq ft, works out to roughly $1,318 per square foot. Chat with Zara if you'd like a deeper read on whether this semi-detached fits your budget and timing.
Inside 121 Niagara St
Every detail from the listing, in one place.
Type
Semi-Detached
Style
2 1/2 Storey
Living space
1100-1500 sq ftas stated on the listing
Parking
2 spacesYes garage
Basement
Finished, Finished with Walk-Out
Features & systems
Parking & garage
Garage
Yes
Parking spaces
2
Interior
Basement
Finished · Finished with Walk-Out
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
2 1/2 Storey
Property class
Semi-Detached
121 Niagara St Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
For saleListedThis listingMLS® C14126540$1,450,000
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 121 Niagara St 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
$7,123
/mo
based on the purchase price of $1,450,000
$290,000 cash
$1,160,000 financed
$977,024 total interest
Principal54%$1,160,000
Interest46%$977,024
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 5–9 bed homes for sale in Toronto around $1.4M.
Average days on market31Homes sold in about 31 days on average.
Sale-to-list ratio4991.3%On average, homes sold at or above asking.
Active listings12,797Homes for sale here right now.
Median vs prior 90 days0.0%Compared with May 1 – Jul 30, 2026.
Based on 9,504 sales from Jul 30 – Oct 28, 2026 (6,943 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 121 Niagara St
How much is 121 Niagara St listed for?
121 Niagara St is listed at $1,450,000 (MLS® C14126540). Summitly updates the price as soon as the MLS® record changes.
Is $1,450,000 a good price for 121 Niagara St?
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 121 Niagara St changed?
No — 121 Niagara St is still listed at its original asking price of $1,450,000.
How many bedrooms and bathrooms does 121 Niagara St have?
121 Niagara St has 6 bedrooms and 3 bathrooms, with about 1,100–1,500 square feet of living space. It is a semi-detached home in Toronto.
How much would the monthly mortgage be on 121 Niagara St?
About $7,123 a month — principal and interest on $1,450,000 with 20% down ($290,000), 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 121 Niagara St compare with other homes in Toronto?
Its asking price of $1,450,000 is about 73% above the median sold price in Toronto over the last 90 days, $840,000, across 9,504 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 121 Niagara St been sold before?
Summitly has no earlier MLS® sale or lease of 121 Niagara St on record from the last two years. Older records aren't shown under TRREB rules.
Where is 121 Niagara St?
121 Niagara St is in Toronto, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 121 Niagara St been on the market?
121 Niagara St was listed today (October 28, 2026).
What is the price per square foot of 121 Niagara St?
About $967 to $1,318 per square foot: the asking price of $1,450,000 over the 1,100–1,500 sq ft the listing gives as its size range.
Does 121 Niagara St have parking or a garage?
Yes — the listing gives 2 parking spaces. Garage: Yes.
Does 121 Niagara St have a basement, and is it finished?
The listing describes the basement as: Finished, Finished with Walk-Out.
