37 Ontario St is a 4-bedroom, 1-bathroom detached home in Grimsby, listed for $769,999. It has 1100-1500 sq ft of living space.
1Discover the perfect blend of historic charm and modern living in the heart of Grimsby!
2This beautifully renovated home offers a wonderful opportunity to enjoy the character and charm of an established property with the comfort and appeal of modern updates.
3Experience the best of small-town living while remaining connected to everything you need.
Discover the perfect blend of historic charm and modern living in the heart of Grimsby! This beautifully renovated home offers a wonderful opportunity to enjoy the character and charm of an established property with the comfort and appeal of modern updates. Ideally located just minutes from historic downtown Grimsby, you'll enjoy convenient access to charming shops, local restaurants, cafés and everyday amenities. Commuters will appreciate the proximity to major highway access and VIA Rail, making travel throughout the Niagara Region and beyond a breeze. Experience the best of small-town living while remaining connected to everything you need. A fantastic opportunity to own a beautifully updated home in a desirable and convenient Grimsby location!
4 bedrooms, 1 bathroom, about 1,100 sq ft, works out to roughly $700 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.
Inside 37 Ontario St
Every detail from the listing, in one place.
Type
Detached
Style
2-Storey
Living space
1100-1500 sq ftas stated on the listing
Parking
2 spaces
Basement
Full, Finished
Features & systems
Parking & garage
Parking spaces
2
Interior
Basement
Full · Finished
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
2-Storey
Property class
Detached
37 Ontario 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® X14179982$769,999
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 37 Ontario St Compares to the Grimsby 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
$3,783
/mo
based on the purchase price of $769,999
$154,000 cash
$615,999 financed
$518,833 total interest
Principal54%$615,999
Interest46%$518,833
20% down · 25-yr amortization · 5.50% rate. Principal & interest only — taxes, condo fees, and insurance not included.
Want rate-drop alerts and a saved shortlist?
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.
Similar homes for sale nearby in Grimsby
Other 3–4 bed homes for sale in Grimsby around $770K.
Average days on market35Homes sold in about 35 days on average.
Sale-to-list ratio97.1%On average, homes sold below asking.
Active listings178Homes for sale here right now.
Median vs prior 90 days+2.9%Compared with May 17 – Aug 15, 2026: prices up.
Based on 171 sales from Aug 15 – Nov 13, 2026 (108 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 37 Ontario St
How much is 37 Ontario St listed for?
37 Ontario St is listed at $769,999 (MLS® X14179982). Summitly updates the price as soon as the MLS® record changes.
Is $769,999 a good price for 37 Ontario 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 Grimsby. 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 37 Ontario St changed?
No — 37 Ontario St is still listed at its original asking price of $769,999.
How many bedrooms and bathrooms does 37 Ontario St have?
37 Ontario St has 4 bedrooms and 1 bathroom, with about 1,100–1,500 square feet of living space. It is a detached home in Grimsby.
How much would the monthly mortgage be on 37 Ontario St?
About $3,783 a month — principal and interest on $769,999 with 20% down ($154,000), 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 37 Ontario St compare with other homes in Grimsby?
Its asking price of $769,999 is about 7% above the median sold price in Grimsby over the last 90 days, $720,000, across 171 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 37 Ontario St been sold before?
Summitly has no earlier MLS® sale or lease of 37 Ontario St on record from the last two years. Older records aren't shown under TRREB rules.
Where is 37 Ontario St?
37 Ontario St is in Grimsby, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 37 Ontario St been on the market?
37 Ontario St was listed today (November 13, 2026).
What is the price per square foot of 37 Ontario St?
About $513 to $700 per square foot: the asking price of $769,999 over the 1,100–1,500 sq ft the listing gives as its size range.
Does 37 Ontario St have parking or a garage?
Yes — the listing gives 2 parking spaces.
Does 37 Ontario St have a basement, and is it finished?
The listing describes the basement as: Full, Finished.
