43 Summit Avenue, Thunder Bay, ON

$739,900
MLS#:X13648946
5 beds
3 baths
Residential Freehold
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Added:Aug 7, 2026(22 days ago)
Updated:Aug 12, 2026(17 days ago)
Last Checked:15 minutes ago

Property Highlights

Welcome to this remarkable 1 1/2 Storey detached located in the coveted neighborhood of Mariday Heights. Expertly crafted featuring premium unknown and brick construction, this residence presents an exceptional opportunity offered at $739,900 to acquire a beautiful home in a highly sought-after setting. Designed for both comfortable daily living and elegant entertaining, the layout maximizes natural light, functional flow, and lifestyle utility.

  • 5 Bedrooms and 3 Bathrooms
  • Premium 100 x 110 ft lot size
  • Features a full, partially finished basement, adding superb versatility for recreation, a home gym, or extra storage
  • Convenient other garage included
  • Notable attributes: Storage, Other
  • equipped with other central cooling and highly efficient other heating via gas

Description

New Listing. Step Into Timeless Character In The Heart Of Mariday Park—One Of Thunder Bay’s Most Beloved Historic Neighbourhoods Known For Its Tree-Lined Streets, Parks, And Views Of The Sleeping Giant. Set On A Rare 100 X 100 Corner Lot, This Stately 1.5-Storey Stone Home Offers 5 Bedrooms, 3 Bathrooms, And Incredible Potential For The Next Owner To Restore And Elevate An Iconic Property. Inside, The Craftsmanship Immediately Stands Out With Rich Original Woodwork, Coffered Ceilings, And Elegant Architectural Detailing Rarely Found Today. The Formal Living Room Centers Around A Classic Wood-Burning Fireplace, While The Dining Room Is A Showpiece With Stunning Wainscotting Paneled Walls, Hardwood Floors, And Large Windows That Flood The Space With Natural Light. French Doors And Columned Openings Create Beautiful Flow Between The Principal Rooms. The Home Also Features A Charming Foyer, Sunroom, Spacious Kitchen With Breakfast Nook, And Generously Sized Bedrooms Including A Primary Suite With Walk-In Closet And Additional Storage. The Finished Lower Level Offers Extra Living Space Including A Rec Room And Unique Walk-In Safe. With Its Striking Stone Exterior, Covered Front Porch, And Brand-New Shingles (Nov 2024), This Is A Rare Opportunity To Own A True Mariday Park Classic.

Work with the SOUSA TEAM to unlock your . If we are unable to negotiate your purchase price below asking, we'll rebate you up to $10,000!*

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Property Summary

This detached home located at 43 Summit Avenue, Thunder Bay is currently for sale and has been available on SousaSells for 22 days. This property is listed at $739,900 with an estimated mortgage of $2,463* per month. It has 5 beds, 3 bathrooms, and is unknown square feet. 43 Summit Avenue, Thunder Bay is in the Mariday Heights neighborhood.

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* Estimated mortgage assumes a 30% down payment, 4.00% interest rate, and 30-year amortization.
Is this a Good Home for Families?

Yes! Featuring 5 bedrooms and 3 bathrooms, this home offers ample space and comfort for growing families in Mariday Heights, Thunder Bay.

Highly Recommended for Families
What We Love About This Home
  • •5 spacious bedroom layout offering versatile living space
  • •3 well-appointed bathrooms
  • •Desirable Detached architecture in Mariday Heights, Thunder Bay
Standout Features & Layout
Who Should Buy This Home?

Growing families needing multi-bedroom flexibility and space in Mariday Heights, Thunder Bay.

Target Buyer Match

Key Features

Bedrooms
5
Bathrooms
3
Kitchens
1
Property Type
Residential Freehold

Additional Details

StatusActive
AddedAug 7, 2026 (22 days ago)
UpdatedAug 12, 2026 (17 days ago)
Last Checked15 minutes ago
Transaction TypeFor Sale

Property Details

Property Sub-TypeDetached
Architectural Style1 1/2 Storey
ConstructionUnknown, Brick, Wood , Stone
BasementFull, Partially Finished
Lot Size100 × 110 Feet
CountyThunder Bay
Annual Tax$10,785
Legal DescriptionPCL 3516 SEC PAF; LT 447-448 PL M34 MCINTYRE; THUNDER BAY

Parking & Garage

Parking Space2
Garage TypeOther

Heating & Cooling

Heat SourceGas
Heat TypeOther
CoolingOther

Features

Property Features

None listed

Interior Features

  • Storage
  • Other

Security Features

None listed

Community Features

None listed

Frequently Asked Questions about 43 Summit Avenue, Thunder Bay, ON

Q.What is the asking price for 43 Summit Avenue, Thunder Bay, ON ?

The current listing price for 43 Summit Avenue, Thunder Bay, ON in Mariday Heights, Thunder Bay is $739,900.

Q.How many bedrooms and bathrooms does this property have?

This property features 5 bedrooms and 3 bathrooms.

Q.What property type and architectural style is 43 Summit Avenue, Thunder Bay, ON ?

43 Summit Avenue, Thunder Bay, ON is a Detached (1 1/2 Storey) featuring a Full, Partially Finished basement.

Q.What interior features are included in this home?

Interior highlights include: Storage, Other.

Q.What heating and cooling systems are installed?

Heating is provided via Gas and cooling via Other.

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Location

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43 Summit Avenue, Thunder Bay, ON

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Neighborhood Safety Index

Neighborhood Safety & Crime Analytics

Mariday Heights, Thunder Bay

SAFETY RATING9.4 / 10
Low Incident Area
Total Annual Incidents35 incidents / yr
Average Per Month2.9 incidents / mo
Population BenchmarkArea Average residents
Personal Safety
Very Low

8 assaults (30.0/100k)

Property Security
Very Low

8 B&E (30.0/100k)

Auto Theft Risk
Low Risk

10 thefts (35.0/100k)

1-Year Trend
â–¼ 6%

Improving vs previous year

How Per-Capita Rate (Per 100,000 Residents) Is Calculated:

Formula: (Annual Occurrences / Population) × 100,000. This standard policing calculation normalizes incident frequencies across different population sizes, allowing accurate safety comparisons between quiet residential pockets and dense urban centres.

Source: Official Police Services ArcGIS Open Data
Halton & GTHA Police Network

Disclaimer: Crime and safety analytics are compiled from official municipal and regional police open data records for general consumer informational and demographic research purposes only. Data is deemed reliable but is not guaranteed and does not constitute a legal representation or guarantee of future safety.

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Property History

No historical data available for this property.

This could be the first listing for this address.

Pricing & Value Insights

Data-driven valuation for 43 Summit Avenue, Thunder Bay, ON P7B 3N7

Estimated Sales Range
$1.2M - $1.4M

Based on 0 recent similar sales in the pocket.

Market Speed
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Properties in this area are selling at a steady pace.

Market Trend
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Mortgage & Affordability Audit

Calculate your monthly payment, minimum downpayment, and land transfer taxes for this home in Thunder Bay.

Configure Loan Settings

Interest Rate4.00%
Down Payment$221,970 (30.0%)
* Minimum Canadian down payment required for this price is $48,990.
Amortization Period30 Years
Estimated Monthly Payment$2,463Based on a loan of $517,930 over 30 years.
Purchase Price$739,900
Loan Amount$517,930
Provincial Land Transfer Tax:$11,273
Total Estimated Closing Taxes:$11,273

About Purchasing a Home in Thunder Bay, ON

For a property listed at $739,900 in Thunder Bay, the legal minimum down payment is $48,990 under current Canadian banking regulations. This calculation applies a 5% requirement on the first $500,000, 10% on the next $499,999, and a flat 20% on any amount exceeding $1,000,000.

Additionally, buyers in Ontario must budget for the Provincial Land Transfer Tax, which is estimated at $11,273 for this transaction. As this listing is in Thunder Bay (outside the City of Toronto), no additional municipal land transfer tax is levied, resulting in total estimated land transfer taxes of $11,273.

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Mariday Heights, Thunder Bay Neighborhood Guide

Comprehensive city-wide demographics, local real estate stats, and school rankings for Mariday Heights, Thunder Bay.

Verified Local Data
City Population6,202,225
City Median Age39.6 Yrs
City Ownership65% Owners
Avg Area List Price$819,360

People & Families

Age Distribution

Household Composition

One-person households
25%
Families with children
50%
Couples without children
24%
Other households
0%

Top Ethnic Origins

Chinese11%
English9%
Indian9%
Irish8%

Best Schools in Mariday Heights, Thunder Bay

Elementary Schools

Corpus Christi
Public110 Marlborough Street, Thunder Bay, Ontario, P7B 4G4
5.6
Gron Morgan
Public174 Hodge Street, Thunder Bay, Ontario, P7B 4G4
7.4
Algonquin Avenue
Public160 Algonquin Avenue South, Thunder Bay, Ontario, P7B 4T1
5.7
St Pius X
Public140 Clarkson Street South, Thunder Bay, Ontario, P7B 4W8
5.7
St Bernard
Public655 River Street, Thunder Bay, Ontario, P7A 3S5
6.9

Secondary Schools

de la Verendrye
Public175 High Street North, Thunder Bay, Ontario, P7A 8C7
5.6
Hammarskjold HS
Public80 Clarkson Street South, Thunder Bay, Ontario, P7B 4W8
6.1
St. Ignatius
Catholic285 Algoma Street North, Thunder Bay, Ontario, P7A 2J6
6.6

Mariday Heights, Thunder Bay Demographic Home information

Structural Home Types

Tenure (Ownership vs Rental)

Owner-Occupied65%
Rented35%

Need more details or a custom CMA?

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Notice: Market Insights are generated by analyzing real-time data and should be used for informational purposes only. Consult with a licensed professional for exact valuations.

Disclaimer: AI Insights are generated by an automated system and should be used for informational purposes only. While we strive for accuracy using current market data and deep-learning models, these assessments do not constitute professional real estate, legal, or financial advice. All property values, predictions, and scores are estimates. We strongly recommend verifying all property details and conducting independent due diligence with a licensed professional before making any purchase decisions.

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