155 1/2 Lake St is a 2-bedroom, 2-bathroom detached home in St. Catharines, listed for $492,000. It has 1100-1500 sq ft of living space.
1Attention investors!
2The upper unit offers a bright open-concept layout with a den and full bathroom, tastefully renovated in 2018.
3Notable updates include a new furnace (2023), new upper AC unit (2023), roof replacement (2019), basement spray foam insulation (2018), and exterior painting (2021).
Attention investors! Centrally located duplex in the heart of downtown St. Catharines, ideally situated along a bus route and close to all amenities. This well-maintained property features two self-contained units, both currently rented, with the main floor generating $1,775/month and the upper unit $1,200/month. The upper unit offers a bright open-concept layout with a den and full bathroom, tastefully renovated in 2018. Notable updates include a new furnace (2023), new upper AC unit (2023), roof replacement (2019), basement spray foam insulation (2018), and exterior painting (2021). The basement provides shared laundry facilities for both units along with additional storage space. With both units tenanted, this property offers immediate rental income and an attractive opportunity for investors looking to add a centrally located income property to their portfolio.
2 bedrooms, 2 bathrooms, about 1,100 sq ft, works out to roughly $447 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 155 1/2 Lake St
Every detail from the listing, in one place.
Type
Detached
Style
1 1/2 Storey
Living space
1100-1500 sq ftas stated on the listing
Parking
1 space
Basement
Full, Unfinished
Features & systems
Parking & garage
Parking spaces
1
Interior
Basement
Full · Unfinished
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
1 1/2 Storey
Property class
Detached
155 1/2 Lake St Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
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
$2,417
/mo
based on the purchase price of $492,000
$98,400 cash
$393,600 financed
$331,515 total interest
Principal54%$393,600
Interest46%$331,515
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 St. Catharines
Other 2–4 bed homes for sale in St. Catharines around $492K.
Average days on market39Homes sold in about 39 days on average.
Sale-to-list ratio96.4%On average, homes sold below asking.
Active listings726Homes for sale here right now.
Median vs prior 90 days+1.8%Compared with May 12 – Aug 10, 2026: prices up.
Based on 526 sales from Aug 10 – Nov 8, 2026 (506 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
155 1/2 Lake St is listed at $492,000 (MLS® X13085360). Summitly updates the price as soon as the MLS® record changes.
Is $492,000 a good price for 155 1/2 Lake St?
Summitly rates it Excellent Deal: the asking price is 10% or more below Zara's estimate, an estimate built from recent sales in St. Catharines. 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 155 1/2 Lake St changed?
Yes — it was first listed at $510,000 and is now $492,000, a drop of $18,000 (3.5%).
How many bedrooms and bathrooms does 155 1/2 Lake St have?
155 1/2 Lake St has 2 bedrooms and 2 bathrooms, with about 1,100–1,500 square feet of living space. It is a detached home in St. Catharines.
Is 155 1/2 Lake St close to transit?
The nearest rapid-transit station is St. Catharines GO Station (Lakeshore West GO), about 3.9 km in a straight line. Distances are straight-line, not walking routes; check the transit agency for routes and schedules.
How much would the monthly mortgage be on 155 1/2 Lake St?
About $2,417 a month — principal and interest on $492,000 with 20% down ($98,400), 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 155 1/2 Lake St compare with other homes in St. Catharines?
Its asking price of $492,000 is about 12% below the median sold price in St. Catharines over the last 90 days, $559,950, across 526 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 155 1/2 Lake St been sold before?
Yes — Summitly has 1 earlier MLS® listing of 155 1/2 Lake St on record. Their prices and dates are shown to signed-in members under TRREB rules: sign in free to see them in the Listing history above.
Where is 155 1/2 Lake St?
155 1/2 Lake St is in St. Catharines, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 155 1/2 Lake St been on the market?
187 days — 155 1/2 Lake St was listed on May 5, 2026.
What is the price per square foot of 155 1/2 Lake St?
About $328 to $447 per square foot: the asking price of $492,000 over the 1,100–1,500 sq ft the listing gives as its size range.
