An exceptional turnkey investment opportunity with rare vacant possession on closing! This completely renovated and permitted three-plex, converted in 2013/2014, comes fully documented with available permits, structural and engineering drawings, and fire reports-everything has been done. The property features three spacious, self-contained apartments, each offering three bedrooms, two full bathrooms, in-suite laundry, individual furnaces, central A/C, and separate 100-amp breaker panels. Tenants pay their own hydro, heat, and walk-in-Fi, leaving the landlord responsible only for common areas. The basement provides dedicated tenant storage with option to convert into a fourth unit with city approval, buyer to verify. Each unit was rented out at $2400 plus utilities. Upgrades include updated shingles, windows, furnaces, two sump pumps, and a backwater valve. Outside, enjoy ample parking with space to expand. Nicely maintained with annual fire inspections, this rare gem is close to the marina, law school, transit, and top amenities. Two units are vacant now, and the third is vacant November 1st. Top floor unit has a nice view of Lake Superior with high ceilings. All units are the exact same layout approx 1000 sq ft (interior measurement), features and finishings.
9 bedrooms, 6 bathrooms, about 3,500 sq ft, works out to roughly $243 per square foot. Chat with Zara if you'd like a deeper read on whether this triplex fits your budget and timing.
Inside 350 Bay St
Every detail from the listing, in one place.
Type
Triplex
Style
3-Storey
Living space
3500-5000 sq ftas stated on the listing
Parking
6 spaces
Basement
Development Potential, Unfinished
Features & systems
Parking & garage
Parking spaces
6
Interior
Basement
Development Potential · Unfinished
Lot & land
Lot size (sqft)
0
Listing & possession
Property style
3-Storey
Property class
Triplex
350 Bay 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® X14082380$849,900
Sourced from MLS®. Includes earlier listings of this property on record.
What's it worth?
How 350 Bay St Compares to the Thunder Bay 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
$4,175
/mo
based on the purchase price of $849,900
$169,980 cash
$679,920 financed
$572,671 total interest
Principal54%$679,920
Interest46%$572,671
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 350 Bay St
Homes for sale in Thunder Bay
Every active Thunder Bay MLS® listing, updated all day.
Average days on market25Homes sold in about 25 days on average.
Sale-to-list ratio106.4%On average, homes sold at or above asking.
Active listings182Homes for sale here right now.
Median vs prior 90 days+2.5%Compared with Apr 18 – Jul 17, 2026: prices up.
Based on 500 sales from Jul 17 – Oct 15, 2026 (280 in the prior 90 days). Aggregate MLS® figures for closed sales; individual sold prices are shown only to signed-in members.
Questions About 350 Bay St
How much is 350 Bay St listed for?
350 Bay St is listed at $849,900 (MLS® X14082380). Summitly updates the price as soon as the MLS® record changes.
Is $849,900 a good price for 350 Bay St?
Summitly rates it Excellent Deal: the asking price is 10% or more below Zara's estimate, an estimate built from recent sales in Thunder Bay. 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 350 Bay St changed?
No — 350 Bay St is still listed at its original asking price of $849,900.
How many bedrooms and bathrooms does 350 Bay St have?
350 Bay St has 9 bedrooms and 6 bathrooms, with about 3,500–5,000 square feet of living space. It is a triplex in Thunder Bay.
How much would the monthly mortgage be on 350 Bay St?
About $4,175 a month — principal and interest on $849,900 with 20% down ($169,980), 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 350 Bay St compare with other homes in Thunder Bay?
Its asking price of $849,900 is about 107% above the median sold price in Thunder Bay over the last 90 days, $410,000, across 500 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 350 Bay St been sold before?
Summitly has no earlier MLS® sale or lease of 350 Bay St on record from the last two years. Older records aren't shown under TRREB rules.
Where is 350 Bay St?
350 Bay St is in Thunder Bay, ON. Schools, transit, parks and shops nearby are under Location & lifestyle on this page.
How long has 350 Bay St been on the market?
350 Bay St was listed today (October 15, 2026).
What is the price per square foot of 350 Bay St?
About $170 to $243 per square foot: the asking price of $849,900 over the 3,500–5,000 sq ft the listing gives as its size range.
Does 350 Bay St have parking or a garage?
Yes — the listing gives 6 parking spaces.
Does 350 Bay St have a basement, and is it finished?
The listing describes the basement as: Development Potential, Unfinished.
