Advantage Group Real Estate
306 Marlborough Street N • Cornwall, ON photo 1
306 Marlborough Street N • Cornwall, ON photo 2
306 Marlborough Street N • Cornwall, ON photo 3
306 Marlborough Street N • Cornwall, ON photo 4
306 Marlborough Street N • Cornwall, ON photo 5
306 Marlborough Street N • Cornwall, ON photo 6
306 Marlborough Street N • Cornwall, ON photo 7
306 Marlborough Street N • Cornwall, ON photo 8
306 Marlborough Street N • Cornwall, ON photo 9
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$399,000
306 Marlborough Street N • Cornwall, ONPrice Change▼ 4.98%
Courtesy of RE/MAX AFFILIATES MARQUIS LTD.
7
Bedrooms
3
Bathrooms
2000-2500
Square feet
0
Parking

About this home

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.

Property details

Property type
Triplex
Style
2-Storey
Total rooms
16
Lot size
51 × 66 ft
Property taxes
$2,196 (2025)
Occupancy
TBA
Days on market
157
Status
Active
MLS®

Property history

Recently sold nearby

Listing data last updated: Oct 27, 2026, 12:46 p.m. EDT via TRREB IDX.

First listed: May 25, 2026, 11:41 a.m. EDT.