18 Merritt St is an 8-bedroom, 4-bathroom fourplex in St. Catharines, listed for $299,000. It has < 700 sq ft of living space.
1Attention developers, investors, renovators and ambitious DIYers!
2Offering an impressive 3,586 sq. ft. of space, 18 Merritt Street has been approved for redevelopment into a legal fourplex, with the building permit already issued.
3Property is being sold "as is, where is." Some photo's have been virtually staged.
Attention developers, investors, renovators and ambitious DIYers! Offering an impressive 3,586 sq. ft. of space, 18 Merritt Street has been approved for redevelopment into a legal fourplex, with the building permit already issued. Professionally stripped to the studs and prepared for construction, the property provides a blank canvas for your vision-with the groundwork in place to get started. Located in the heart of Niagara's largest city, this rare investment opportunity offers the potential to expand your rental portfolio, attract quality tenants and establish current market rents. Property is being sold "as is, where is." Some photo's have been virtually staged.
8 bedrooms, 4 bathrooms, about 700 sq ft, works out to roughly $427 per square foot. Chat with Zara if you'd like a deeper read on whether this fourplex fits your budget and timing.Ask Zara a follow-up
Inside 18 Merritt St
Every detail from the listing, in one place.
Type
Fourplex
Style
2-Storey
Living space
< 700 sq ftas stated on the listing
Parking
4 spaces
Basement
Partial Basement
Features & systems
Parking & garage
Parking spaces
4
Interior
Basement
Partial Basement
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
2-Storey
Property class
Fourplex
18 Merritt 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® X13758400$299,000
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 18 Merritt St Compares to the St. Catharines 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
$1,469
/mo
based on the purchase price of $299,000
$59,800 cash
$239,200 financed
$201,469 total interest
Principal54%$239,200
Interest46%$201,469
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.
For homeowners nearby
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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.
Keep looking near 18 Merritt St
Homes for sale in St. Catharines
Every active St. Catharines MLS® listing, updated all day.
Average days on market37Homes sold in about 37 days on average.
Sale-to-list ratio96.7%On average, homes sold below asking.
Active listings782Homes for sale here right now.
Median vs prior 90 days+2.2%Compared with Apr 13 – Jul 12, 2026: prices up.
Based on 589 sales from Jul 12 – Oct 10, 2026 (481 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
18 Merritt St is listed at $299,000 (MLS® X13758400). Summitly updates the price as soon as the MLS® record changes.
Is $299,000 a good price for 18 Merritt 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 18 Merritt St changed?
No — 18 Merritt St is still listed at its original asking price of $299,000.
How many bedrooms and bathrooms does 18 Merritt St have?
18 Merritt St has 8 bedrooms and 4 bathrooms, with about 700 square feet of living space. It is a fourplex in St. Catharines.
Is 18 Merritt St close to transit?
The nearest rapid-transit station is St. Catharines GO Station (Lakeshore West GO), about 4.8 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 18 Merritt St?
About $1,469 a month — principal and interest on $299,000 with 20% down ($59,800), 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 18 Merritt St compare with other homes in St. Catharines?
Its asking price of $299,000 is about 46% below the median sold price in St. Catharines over the last 90 days, $557,000, across 589 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 18 Merritt St been sold before?
Summitly has no earlier MLS® sale or lease of 18 Merritt St on record from the last two years. Older records aren't shown under TRREB rules.
Where is 18 Merritt St?
18 Merritt St is in St. Catharines, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 18 Merritt St been on the market?
31 days — 18 Merritt St was listed on September 9, 2026.
What is the price per square foot of 18 Merritt St?
About $427 per square foot: the asking price of $299,000 over the 700 sq ft the listing gives.
