Sitting on a Huge Lot with Detchd Garage and a Beauttiful Cottage Like Extremely Private BackYard. It Offers modern elegance and practical living with 4-bedroom, 2-bathroom residence. Designed to cater to a variety of lifestyles, this home stands out with its rare and highly coveted main-floor bedroom-providing the ideal setup for an accessible guest suite, a dedicated home office, or a convenient primary bedroom option that offers complete separation from the upper level. Bright & Open Concept: The heart of the home features a thoughtfully designed, sun-drenched floor plan that seamlessly connects the living, dining, and kitchen areas-perfect for effortless entertaining and daily family life.Featuring high-end finishes throughout, the interior exudes warmth and style, complemented by large windows that invite natural light into every room.Spacious Upper Level houses additional well-appointed bedrooms and bathrooms, offering privacy and ample space for a growing family or visitors. Situated in a desirable St. Catharines neighborhood, you are moments away from local amenities, parks, schools, and major transit routes. This home is more than just a property; it is a lifestyle upgrade designed to adapt to your needs for years to come. Don't miss your chance to own this rare gem.
4 bedrooms, 1 bathroom, about 1,500 sq ft, works out to roughly $393 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.Ask Zara a follow-up
Inside 506 Niagara St St
Every detail from the listing, in one place.
Type
Detached
Style
1 1/2 Storey
Living space
1500-2000 sq ftas stated on the listing
Parking
5 spacesYes garage
Basement
Unfinished
Features & systems
Parking & garage
Garage
Yes
Parking spaces
5
Interior
Basement
Unfinished
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
1 1/2 Storey
Property class
Detached
506 Niagara St 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® X13704176$589,900
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 506 Niagara St 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
$2,898
/mo
based on the purchase price of $589,900
$117,980 cash
$471,920 financed
$397,481 total interest
Principal54%$471,920
Interest46%$397,481
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 PropTx 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 PropTx 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 PropTx, 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 3-bed homes for sale in St. Catharines around $590K.
Average days on market37Homes sold in about 37 days on average.
Sale-to-list ratio96.7%On average, homes sold below asking.
Active listings769Homes for sale here right now.
Median vs prior 90 days+1.6%Compared with Apr 11 – Jul 10, 2026: prices up.
Based on 592 sales from Jul 10 – Oct 8, 2026 (480 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 506 Niagara St St
How much is 506 Niagara St St listed for?
506 Niagara St St is listed at $589,900 (MLS® X13704176). Summitly updates the price as soon as the MLS® record changes.
Is $589,900 a good price for 506 Niagara St 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 506 Niagara St St changed?
No — 506 Niagara St St is still listed at its original asking price of $589,900.
How many bedrooms and bathrooms does 506 Niagara St St have?
506 Niagara St St has 4 bedrooms and 1 bathroom, with about 1,500–2,000 square feet of living space. It is a detached home in St. Catharines.
How much would the monthly mortgage be on 506 Niagara St St?
About $2,898 a month — principal and interest on $589,900 with 20% down ($117,980), 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 506 Niagara St St compare with other homes in St. Catharines?
Its asking price of $589,900 is about 6% above the median sold price in St. Catharines over the last 90 days, $556,000, across 592 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 506 Niagara St St been sold before?
Summitly has no earlier MLS® sale or lease of 506 Niagara St St on record from the last two years. Older records aren't shown under TRREB rules.
Where is 506 Niagara St St?
506 Niagara St St is in St. Catharines, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 506 Niagara St St been on the market?
47 days — 506 Niagara St St was listed on August 22, 2026.
What is the price per square foot of 506 Niagara St St?
About $295 to $393 per square foot: the asking price of $589,900 over the 1,500–2,000 sq ft the listing gives as its size range.
Does 506 Niagara St St have parking or a garage?
Yes — the listing gives 5 parking spaces. Garage: Yes.
Does 506 Niagara St St have a basement, and is it finished?
The listing describes the basement as: Unfinished.
