Full and half bathrooms as the listing totals them.
Interior area
2,500 to 3,000 sqft
A band, not a measurement. Interior area as the listing states it. It does not say whether the figure was measured on site or taken from builder plans.
Property type
Detached
Style as listed: 2-Storey.
Second dwelling
The listing does not say whether there is a second dwelling unit here. Other records in this set state it either way, so this is a silence rather than a no.
Counts and measurements as the listing states them, not verified by us. MLSSource: MLS
$600KFor Sale
171 Killaly Street W, Port Colborne, ON · 7 bed · 4 bath · 2,750 sqft
Three parties produce a dollar figure for this house, for three different purposes, so they do not agree and were never meant to. The gaps are worked out here rather than left for you to hold in your head.
Asking price
$599,988
Set by the seller and their brokerage. It is a request, and nothing tests it until an offer arrives.
MLSSource: MLS
Our estimate
Not licensedOur estimate: Not shown: our current listing agreement does not licence this figure for display.
Modelled from comparable sales by the explorer further down this page. Change the comparables there and this number moves, which is the reason it is shown at all.
Est.Modelled from comparable sales, not an appraisal
Assessed value, 2025
Nothing of this kind on the record, and nothing here fills it in from an average of other houses.
The figure property tax is apportioned from, valued as of a date that is not today. It is not a market value and no lender treats it as one.
MLSMunicipal assessment and tax roll
Price per square foot
$218
asking price over 2,750 sqft, an area the listing does not source
Days on market
N/A
no area average shown: our current listing agreement does not licence market statistics
None of these is an appraisal. Your lender orders one of those once an offer is accepted, and it is the figure that decides how much they will actually lend.
A true Port Colborne landmark, 171 Killaly Street West has stood as a cornerstone of the community since 1863. This magnificent triple-brick, Heritage-designated home offers over 3,100 sq. ft. of living space, soaring 10.5 ft ceilings, and the kind of irreplaceable character that simply cannot be replicated today. Offering exceptional flexibility, this property presents the opportunity for a multi-unit home and is ideal for multigenerational living, large families, or those seeking potential rental income. Inside, you'll find 7 bedrooms and 3.5 bathrooms, along with a spacious kitchen, formal dining room, main floor family room, laundry, and a 4-season sunroom that brings in beautiful natural light and year-round comfort. Outside, the property continues to impress with a detached 30x24 garage featuring radiant heat and hydro, offering excellent potential for additional living space, workshop, or studio use. A separate carriage house addition further expands the possibilities, complete with its own living space, loft, and private fenced outdoor area-ideal for extended family, guests. Two driveways, a large rear deck, and generous outdoor space further enhance the property's overall function and usability. With updated electrical, and plumbing throughout, this historic residence blends timeless character with modern upgrades. Perfectly positioned in a family-friendly location directly across from McKay Elementary School and within walking distance to Port Colborne High School, this property also offers easy access to parks, the Welland Canal waterfront, local restaurants, boutique shopping, and all the charm that downtown Port Colborne has to offer. This is a rare opportunity to own one of Port Colborne's most iconic addresses.
Written by the listing brokerage to sell the house. Nothing in it is verified, so take its claims about condition to an inspection, not from it.
Nest 360 estimate
Our estimate for this listing is not shown here
Not shown: our current listing agreement does not licence this figure for display.
The estimate is built by weighing recent comparable sales, and sold comparables for a specific property are licensed to registered users only. It is withheld rather than approximated: an estimate with the sales taken out of it would be a number with nothing behind it.
Price and listing history
This listing's price and status history is not shown here
Not shown: our current listing agreement does not licence this figure for display.
Prior asking prices, terminations and relists are licensed to registered users only, and there are no accounts on Nest 360 yet. Nothing here should be read as evidence that the current price is the only price this house has been offered at.
Property details
MLSSource: MLS
Type
Detached
Style
2-Storey
Bedrooms
7
Bathrooms
4
Kitchens
1
Living area
2,500 to 3,000 sqft
Lot size
91 by 155 ft
Year built
100+
Status
For Sale
Occupancy
Owner occupied
Features
MLSSource: MLS
The pills are copied from the listing and sorted for reading, with nothing added to them, and a group the listing did not fill in is absent rather than empty. Where a group is written as sentences instead, those are ours: what the listing named, and what it means.
Outside
None pool
Also listed
On the record, and not one of the groups above.
In-Law Capability
Interior and systems
MLSSource: MLS
Heating
Baseboard · Electric
Cooling
Window Unit(s)
Basement
Unfinished, Partial Basement
Construction
Brick, Vinyl Siding
Roof
Asphalt Shingle
Foundation
Stone
Sewer
Sewer
Parking and exterior
MLSSource: MLS
Garage spaces
2
Driveway spaces
10
Total parking
12
Pool
None
Taxes and assessment
MLSMunicipal assessment and tax roll
Assessment year
2025
Annual property tax
$6,734
Tax year
2025
Property tax by year
MLSSource: MLS
1 years · latest $6,734
1 years, from $6,734 in 2025 to $6,734 in 2025.
Location and neighbourhood
MLSSource: MLS
Market trend
Neighbourhood market statistics is not shown here
Not shown: our current listing agreement does not licence this figure for display.
Medians, sale-to-list ratios and absorption are computed from sold prices, and they are licensed to registered users only. There is no approximate version of a median that would be honest to show in their place.
