Prominent Grimsby Heritage Home. Prime Investment. Solid Brick and stone, Built in 1900. This property offers 3247 above grade square footage, soaring ceilings, architectural character, stunning period details and thoughtfully updated with modern amenities. Four self contained units, consisting of 3 X 1 bedroom and 1 X 2 bedroom, each with a kitchen, 4 piece bathroom and private entry. Full unfinished basement with walk up, provides shared laundry, storage and utility area's. Property features a fenced backyard area plus 6 car parking, 1 space for each unit and 2 guest parking spots. Three units currently rented. Main floor 1 bedroom unit is vacant, ready to occupy or renovate and update. Rare opportunity, incredible potential for investors or owner occupiers alike. Ideal for couple or single professional looking to live in the vacant unit to offset mortgage/carrying costs or if your looking to enhance your real estate investment portfolio and capitalize on the long term value and growth potential. Situated along the wine route in Grimsby's Downtown core, among other period properties. Close proximity to all amenities, including parks, escarpment trails, shopping, schools, library, hospital and minutes to the QEW. Updates include: Boiler (2025), Owned water tank (2024) connected to Boiler system, sump pump (2025), Foyer, hallways, trim and doors painted (2024), Shingle (2021), Eaves, Downspouts and Gutter Guards (2020), Sprinkler System Update and Test (2024) Fire Inspection (2024) Be sure to click the Multi-media link for additional photo's, walk through tour and floorplans. Showings by appointment only, do not go direct.
5 bedrooms, 4 bathrooms, about 3,000 sq ft, works out to roughly $500 per square foot. Chat with Zara if you'd like a deeper read on whether this fourplex fits your budget and timing.
Inside 91 Main St E
Every detail from the listing, in one place.
Type
Fourplex
Style
2-Storey
Living space
3000-3500 sq ftas stated on the listing
Parking
6 spaces
Basement
Full, Separate Entrance
Features & systems
Parking & garage
Parking spaces
6
Interior
Basement
Full · Separate Entrance
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
2-Storey
Property class
Fourplex
91 Main St E Price & Sale History
Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.
For saleListedThis listingMLS® X13799484$1,500,000
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 91 Main St E 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
$7,369
/mo
based on the purchase price of $1,500,000
$300,000 cash
$1,200,000 financed
$1,010,715 total interest
Principal54%$1,200,000
Interest46%$1,010,715
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.
Keep looking near 91 Main St E
Homes for sale in Grimsby
Every active Grimsby MLS® listing, updated all day.
Average days on market34Homes sold in about 34 days on average.
Sale-to-list ratio97.2%On average, homes sold below asking.
Active listings181Homes for sale here right now.
Median vs prior 90 days+3.4%Compared with May 4 – Aug 2, 2026: prices up.
Based on 169 sales from Aug 2 – Oct 31, 2026 (109 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 91 Main St E
How much is 91 Main St E listed for?
91 Main St E is listed at $1,500,000 (MLS® X13799484). Summitly updates the price as soon as the MLS® record changes.
Is $1,500,000 a good price for 91 Main St E?
Summitly rates it Excellent Deal: the asking price is 10% or more below 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 91 Main St E changed?
No — 91 Main St E is still listed at its original asking price of $1,500,000.
How many bedrooms and bathrooms does 91 Main St E have?
91 Main St E has 5 bedrooms and 4 bathrooms, with about 3,000–3,500 square feet of living space. It is a fourplex in Grimsby.
How much would the monthly mortgage be on 91 Main St E?
About $7,369 a month — principal and interest on $1,500,000 with 20% down ($300,000), 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 91 Main St E compare with other homes in Grimsby?
Its asking price of $1,500,000 is about 107% above the median sold price in Grimsby over the last 90 days, $724,000, across 169 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 91 Main St E been sold before?
Summitly has no earlier MLS® sale or lease of 91 Main St E on record from the last two years. Older records aren't shown under TRREB rules.
Where is 91 Main St E?
91 Main St E is in Grimsby, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 91 Main St E been on the market?
45 days — 91 Main St E was listed on September 16, 2026.
What is the price per square foot of 91 Main St E?
About $429 to $500 per square foot: the asking price of $1,500,000 over the 3,000–3,500 sq ft the listing gives as its size range.
Does 91 Main St E have parking or a garage?
Yes — the listing gives 6 parking spaces.
Does 91 Main St E have a basement, and is it finished?
The listing describes the basement as: Full, Separate Entrance.
