Listed for:Listed May 25, 2026
$399,000

306 Marlborough Street N

Cornwall, ON K6H 4A3

Multiplex For Sale
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Sale & Price History for 306 Marlborough Street N, Cornwall

No listing history available

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*Sold prices and complete sale & price history are regulated data. Under the Trust in Real Estate Services Act, 2002 (TRESA) and the rules of the Real Estate Council of Ontario (RECO), and pursuant to the Multiple Listing Service® rules of the Canadian Real Estate Association (CREA) and the Toronto Regional Real Estate Board (TRREB), this information may be shown only to registered users who have agreed to the applicable terms of use (a Virtual Office Website, or "VOW," arrangement). HOMEH Inc., Brokerage therefore provides it to signed-in members only. Creating an account is free and takes under a minute.

About 306 Marlborough Street N, Cornwall

Summarized Description

  • Triplex with 7 bedrooms offers strong investment potential.
  • Currently generating $3,650 monthly in rental income.
  • Net Operating Income estimated at $34,000 annually.
  • Cap rate of 7.8% makes it attractive for investors.
  • Located in desirable Marlborough neighbourhood.
  • Convenient access to schools, parks, and amenities.
  • 24-hour notice required for showings.

Located in the desirable Marlborough neighbourhood, directly across from the Joe St. Denis Football Field, this 7-bedroom triplex presents a compelling opportunity for investors seeking strong income potential. The property is currently generating approximately $3,647.80 per month in rental income (approximately $43,773.60 annually) from three occupied units. Unit 310 (3 Bed) will be vacant as of October 31ST. Based on current operating figures, the property offers an approximate Net Operating Income of $34,354.60 and an estimated cap rate of approximately 7.9%, making it an attractive addition to an investment portfolio. Positioned in an established residential area with convenient access to schools, parks, and amenities, this income-producing property combines location, rental demand, and solid returns. 24 Hour notice required for all showings. 48 Hour irrevocable on all offers as per Form 244.

Key Facts & Features

Property Costs

Annual Property Tax Amount
$2,196
Land Transfer Tax Fee
$4,460

Basement Type
Full, Unfinished

Interior Features

Interior Extras
Carpet Free
Fireplace/Stove
No
Elevator
No

Exterior Features

Pool
None

Building

Building Type
Multiplex
Building Style
2-Storey

Construction

Exterior Finish
Vinyl Siding
Roof
Membrane
Foundation Details
Concrete
Special Designation
Unknown

Lot

Lot Front
51.00 ft
Lot Depth
66.00 ft

Exclusions

Exclusions
All tenant belongings.

Parking & Garages

Garage Type
None
Garage Spaces
0
Parking Spaces
0
Total Garage And Parking Spaces
0

Heating & Cooling

Heat Source
Gas
Heat Type
Forced Air
Air Conditioning
None
Water
Municipal
Sewers
Sewer

Bedrooms
7
Washrooms
3
Kitchens
3

Washrooms

  • 3-piece

Municipality
Cornwall
Neighbourhood
Cornwall
Main cross streets
Aberdeen Ave
Directions
From Ninth St, Head South down Marlborough St, property is located on the West Side.

MLS® number
X13169918
Data source
Toronto Regional Real Estate Board
Listed on
2026-05-25
Updated on
2026-10-09
Days on market
145 days
Possession type
Flexible
Co-op commission
2%
Seller
Listed by
RE/MAX AFFILIATES MARQUIS LTD.

Home Market Value

Current home valuation for 306 Marlborough Street N, Cornwall, Cornwall, ON. Listed for $399,000

HOMEH Estimate

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Estimated Sales Range

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HOMEH Estimate for 306 Marlborough Street N, Cornwall

Calculated with a real agent's CMA method — 45+ years of experience, codified. Not an AI guess.

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Mortgage Payment Calculator

Compare up to 4 down payment scenarios

$
Cornwall, ON
Minimum Down Payment Required:5.0%

5% of purchase price for homes $500K or less

Minimum down payment

$19,950

Scenario 1 Scenario 2 Scenario 3 Scenario 4
−Down payment
%
$
%
$
%
$
%
$
+CMHC insurance
$15,162$11,132$9,496$0
=Total mortgage
$394,212$370,232$348,646$319,200
Amortization
Mortgage rate
%
%
%
%
Payment frequency
=Mortgage payment
$1,925monthly$1,808monthly$1,702monthly$1,558monthly
Are you a first time home buyer?

Land Transfer Tax

Provincial

$4,460

Total Land Transfer Tax

$4,460

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