18 King Street photo 1
Digitally enhanced image to illustrate potential
Digitally enhanced image to illustrate potential
Digitally enhanced image to illustrate potential
Main floor
Digitally enhanced image to illustrate potential
Digitally enhanced image to illustrate potential
Digitally enhanced image to illustrate potential
Digitally enhanced image to illustrate potential
18 King Street photo 10
Main floor reception
Main floor
Main floor
Main floor
Main floor 4 offices
Main floor office
Main floor bathroom #1
Main floor
2nd floor
Digitally enhanced image to illustrate potential
Digitally enhanced image to illustrate potential
2nd floor closed office
2nd floor closed office
2nd floor closed office
second floor
second floor
second floor
second floor bathroom #1
second floor bathroom #2
Back entrance - digitally enhanced
2nd floor
3rd floor
Room on 3rd floor
Bathroom on 3rd floor
Room on 3rd floor
Kitchen on 3rd floor
Kitchen on 3rd floor
Bathroom on 3rd floor
3rd floor
18 King Street photo 40
18 King Street photo 41
Building from the back
Building floor plans
Basement

18 King Street

810 - Brockville / Brockville, ON K6V 3P6

ActiveFor Sale
0 Beds
0 Baths
8,500 Sq Ft
Commercial

About This Property

Exceptional investment opportunity in the heart of downtown Brockville! 18 King Street West is a well maintained, solid three-storey mixed-use brick building offering endless potential for investors and/or professionals. The property features approximately 2,500 sqf commercial unit on the main level with excellent street exposure-ideal for retail, office, or professional use. The second floor (approximately 2,500sqf) offers flexibility for additional commercial space, professional offices, or potential residential use, while the third floor is residential. Architectural plans are available to convert the second and third floors into five modern apartment units, maximizing the property's income potential and capitalizing on the growing demand for housing in the area. This well-located property sits steps from Brockville's waterfront, restaurants, shops, and VIA Rail, with convenient access to Highway 401 and the U.S. border. The building combines historical character with significant redevelopment potential, appealing to investors seeking both immediate rental income and long-term value growth. Brockville continues to experience economic revitalization, attracting new residents and businesses alike-making now the perfect time to secure a property positioned for success. Whether you're expanding your investment portfolio, planning a mixed-use redevelopment, or creating a live-work environment, this property offers the flexibility, structure, and prime location to deliver exceptional returns. Please note some of the images have been virtually staged or modified to illustrate potential use of the space.

Property Details

StatusActive
Property TypeCommercial
Listing TypeFor Sale
Interior Size8,500 sq ft
Bedrooms0
Bathrooms0
Postal CodeK6V 3P6
Last UpdatedAug 8, 2026 · 5:36 p.m.

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Features & Amenities

  • View
  • Air Conditioning
  • Basement

TRREB MLS® Attribution

MLS® X12951940

Listed by THE AGENCY OTTAWA

The trademarks MLS®, Multiple Listing Service® and the associated logos are owned by The Canadian Real Estate Association (CREA) and identify the quality of services provided by real estate professionals who are members of CREA. The trademarks REALTOR®, REALTORS® and the REALTOR® logo are controlled by CREA and identify real estate professionals who are members of CREA. Listing data provided by the Toronto Regional Real Estate Board (TRREB). The information contained herein is from sources believed to be reliable but is not guaranteed. Information deemed reliable but not guaranteed accurate by TRREB or Team Filipe / RE/MAX.

$749,900

asking price

MLS®X12951940
TypeCommercial
CityBrockville
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Team Filipe · RE/MAX · (647) 210-6070

Mortgage Estimate

Est. Monthly Payment

$3,662

/month · $599,920 mortgage

Down Payment20% — $149,980
Interest Rate5.5%

Amortization

Total Interest

$498,638

Total Cost

$1,098,558

Estimate only. Based on Canadian semi-annual compounding, 25-yr amortization at 5.5%.

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Listed By

THE AGENCY OTTAWA