Office Properties for Sale in Ontario

Explore office properties for sale in Ontario including office buildings, professional offices, medical offices, executive suites, mixed-use office properties, and commercial office real estate opportunities across Ontario.

Ontario continues attracting investors, professional firms, healthcare operators, entrepreneurs, and commercial buyers searching for office real estate opportunities across major Ontario business markets.

From Toronto and Mississauga to Hamilton, Waterloo Region, London, and Southwestern Ontario, office property demand continues growing across professional, medical, financial, and commercial office sectors.

Office Properties for Sale in Ontario | Office Buildings & Commercial Offices

Office Properties for Sale in Ontario | Office Buildings & Commercial Offices

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  • 300 GERRARD STREET E in Toronto (Cabbagetown-South St. James Town): Office for sale : MLS®# C13213176

    300 GERRARD STREET E Toronto (Cabbagetown-South St. James Town) M5A 3A1
    Main Photo: 300 GERRARD STREET E in Toronto (Cabbagetown-South St. James Town): Office for sale : MLS®# C13213176
    $1,500,000
    Office
    Status:
    Active
    MLS® Num:
    C13213176
    Bathrooms:
    2
    Floor Area:
    1,389 sq. ft.
    Excellent investment a short distance to Downtown, highways, and walkable neighborhood. Beautiful historic Brick Cabbage town, Semi-detached; renovated and updated. Bright offices and apartments. Busy, thriving commercial neighbors. Well-maintained open-concept commercial space on the main floor. Two bedroom apartments on top two floors. Car parking and rear lane access. *Vacant possession* Property (300 Gerrard Street) designated under Part V of the Ontario Heritage Act as part of the Cabbage town South Heritage Conservation District (id:2493) More details
    Listed by RE/MAX EXCEL REALTY LTD.
  • 2889 PETAWAWA BOULEVARD in Petawawa: Office for sale : MLS®# X13213568

    2889 PETAWAWA BOULEVARD Petawawa K8H 1Y1
    Main Photo: 2889 PETAWAWA BOULEVARD in Petawawa: Office for sale : MLS®# X13213568
    $695,000
    Office
    Status:
    Active
    MLS® Num:
    X13213568
    Bathrooms:
    1
    Floor Area:
    1,200 sq. ft.
    Vacant, Versatile & Ready for Your Vision! Prime Commercial Opportunity on Over Half an Acre . Discover a well-built, meticulously maintained commercial property offering endless potential in a highly desirable location. The main floor features three versatile office spaces, a welcoming reception and waiting area, a convenient staff room, and a bathroom-ideal for a wide range of professional uses. The spacious basement is already roughed in and ready for you to bring your vision to life, whether for expanded office space, storage, or future development, providing even more flexibility and potential. With just over half an acre of land, this property provides excellent visibility, ample parking and endless possibilities to create a space where your business dreams come true. A must-see for professionals and investors alike. (id:2493) More details
    Listed by CENTURY 21 ASPIRE REALTY LTD.
  • 304 - 4002 SHEPPARD AVENUE E in Toronto (Agincourt South-Malvern West): Office for sale : MLS®# E13213542

    304 - 4002 SHEPPARD AVENUE E Toronto (Agincourt South-Malvern West) M1S 4R5
    Main Photo: 304 - 4002 SHEPPARD AVENUE E in Toronto (Agincourt South-Malvern West): Office for sale : MLS®# E13213542
    $1,880,000
    Office
    Status:
    Active
    MLS® Num:
    E13213542
    Floor Area:
    7,448 sq. ft.
    Purpose-built diagnostic healthcare facility comprising approximately 7,448 SF of commercial medical real estate in a well-established healthcare corridor. Configured for diagnostic imaging and patient- focused medical use, including infrastructure supporting X-ray, Mammography, Fluoroscopy, BMD, Nuclear Medicine, and related diagnostic services. Functional layout with multiple exam, imaging, consultation, and administrative areas. Existing buildout offers significant replacement cost and time-to-market advantages versus new development. Ample parking is available. Flexible closing. The listing price is for Real Estate only. ICHSC Licenses operating on site and operational assets may be available separately through confidential discussions and documented separately by an Asset Purchase Agreement (APA) (id:2493) More details
    Listed by RE/MAX HALLMARK REALTY LTD.
  • 2 - 1020 MARCH ROAD in Ottawa: Office for sale : MLS®# X13214542

    2 - 1020 MARCH ROAD Ottawa K2K 1K7
    Main Photo: 2 - 1020 MARCH ROAD in Ottawa: Office for sale : MLS®# X13214542
    $510,300
    Office
    Status:
    Active
    MLS® Num:
    X13214542
    Floor Area:
    729 sq. ft.
    Incredible opportunity to watch your business grow or invest in a brand new 729 sq ft office/retail space in a well established community, built by Mattamy Homes. Ground level spaces available in a 3 story condo building, the location can't be beat. Minutes to Kanata Business Park, Hi-Tech Sector, DND. Permitted uses include animal hospital, artist studio, convenience store, day care, retail food store, recreational and athletic facility, and medical facility, just to name a few. Ceilings as high as 11' 5", this space is the perfect canvas to suit your business's needs. Suburban life reimagined. Occupancy as early as Summer 2028. This space is to be built - photos are of a similar model to showcase builder finishes. Condo fees to be determined. Photos of previously built unit to showcase builder finishes. Virtual staged photos to envision your future business! (id:2493) More details
    Listed by EXP REALTY
  • 1 - 1020 MARCH ROAD in Ottawa: Office for sale : MLS®# X13214604

    1 - 1020 MARCH ROAD Ottawa K2K 1K7
    Main Photo: 1 - 1020 MARCH ROAD in Ottawa: Office for sale : MLS®# X13214604
    $678,300
    Office
    Status:
    Active
    MLS® Num:
    X13214604
    Floor Area:
    969 sq. ft.
    Incredible opportunity to watch your business grow or invest in a brand new 969 sq ft office/retail space in a well established community, built by Mattamy Homes. Ground level spaces available in a 3 story condo building, the location can't be beat. Minutes to Kanata Business Park, Hi-Tech Sector, DND. Permitted uses include animal hospital, artist studio, convenience store, day care, retail food store, recreational and athletic facility, and medical facility, just to name a few. Ceilings as high as 11' 5", this space is the perfect canvas to suit your business's needs. Suburban life reimagined. Occupancy as early as Summer 2028. This space is to be built - photos are of a similar model to showcase builder finishes. Condo fees to be determined. Photos of previously built unit to showcase builder finishes. Virtual staged photos to envision your future business! (id:2493) More details
    Listed by EXP REALTY
  • 1314-1324 - 130 QUEENS QUAY E in Toronto (Waterfront Communities): Office for sale : MLS®# C13207930

    1314-1324 - 130 QUEENS QUAY E Toronto (Waterfront Communities) M5A 0P6
    Main Photo: 1314-1324 - 130 QUEENS QUAY E in Toronto (Waterfront Communities): Office for sale : MLS®# C13207930
    $6,500,000
    Office
    Status:
    Active
    MLS® Num:
    C13207930
    Floor Area:
    7,587 sq. ft.
    Exceptional top-floor trophy office suite at 130 Queens Quay East in Toronto's prestigious Southcore district. This built-out 7,587 sq. ft. suite features a 277 sq. ft. private patio, open ceilings, polished concrete floors, and floor-to-ceiling windows with south, east, and west exposures.The space is flooded with natural light and showcases stunning lake views throughout. The efficient layout includes 5 private offices, 2 meeting rooms, open work areas, a dedicated breakout room, lounge, approximately 30 workstations, several meeting stations, and additional communal areas. Bench seating along the windowline further elevates the design and maximizes the suite's exceptional views.A rare turnkey opportunity and a true standout asset in one of Toronto's most desirable office nodes. (id:2493) More details
    Listed by ROYAL LEPAGE SIGNATURE REALTY
  • 36 PARK ROAD S in Oshawa (Vanier): Office for sale : MLS®# E13208390

    36 PARK ROAD S Oshawa (Vanier) L1J 4G8
    Main Photo: 36 PARK ROAD S in Oshawa (Vanier): Office for sale : MLS®# E13208390
    $1,279,000
    Office
    Status:
    Active
    MLS® Num:
    E13208390
    Floor Area:
    2,200 sq. ft.
    Fully renovated office building converted into 4 separate professional office units. Ideal for an owner user to occupy the entire building or use one unit and lease the remaining units for rental income. Each unit has separate utilities for easier tenant management. Excellent exposure at Park Road South and King Street West, surrounded by established anchor brands and nearby commercial activity. Turnkey opportunity suitable for legal, accounting, consulting, real estate, insurance, administrative, and other professional office uses. (id:2493) More details
    Listed by RE/MAX WEST REALTY INC.
  • 205 - 20 MARITIME ONTARIO BOULEVARD in Brampton (Airport Road/ Highway 7 Business Centre): Office for sale : MLS®# W13209300

    205 - 20 MARITIME ONTARIO BOULEVARD Brampton (Airport Road/ Highway 7 Business Centre) L6S 0E7
    Main Photo: 205 - 20 MARITIME ONTARIO BOULEVARD in Brampton (Airport Road/ Highway 7 Business Centre): Office for sale : MLS®# W13209300
    $649,999
    Office
    Status:
    Active
    MLS® Num:
    W13209300
    Floor Area:
    530 sq. ft.
    Modern office space with kitchen & reception area. Features porcelain tile flooring, and elegant white stonework in reception. Includes 3 rooms, one large upgraded office. Prime location close to Home Depot and other amenities. Ideal for professional uses such as accounting, legal, insurance, or consulting. Excellent exposure with ample client parking. Why lease when you can own? (id:2493) More details
    Listed by RE/MAX GOLD REALTY INC.
  • 202 - 43 CHURCH STREET in St. Catharines (Downtown): Office for sale : MLS®# X13182206

    202 - 43 CHURCH STREET St. Catharines (Downtown) L2R 7E1
    Main Photo: 202 - 43 CHURCH STREET in St. Catharines (Downtown): Office for sale : MLS®# X13182206
    $211,000
    Office
    Status:
    Active
    MLS® Num:
    X13182206
    Floor Area:
    1,162 sq. ft.
    Own a fully leased commercial condo in the heart of downtown St. Catharines , an exceptional investment opportunity at Suite 202, 43 Church Street. Secured with a multi year lease, until July 31, 2028, to a AAA tenant, this property delivers immediate, reliable income with an attractive cap rate. Condo area 1,162.2 sq. ft., Leasable area 1,375 sq ft. Base Rent $10 / sq ft. +TMI $13.19 /sq ft. , Common Fees are $901.87, Property Taxes for 2025 are $5406.75. One Tandem parking included: Unit #22. This beautifully designed office space offers a bright, modern, and highly functional layout in the vibrant Downtown Core. The open-concept workspace is flooded with natural light through expansive windows and includes a professional reception area, and the convenience of underground parking. Ideal for investors seeking stable returns, this versatile commercial condo is well-suited for professional offices, service-based businesses, or medical-related uses. Positioned steps from restaurants, bars, the Courthouse, City Hall , shopping, and countless amenities. This prime location enhances both tenant appeal and long-term value. (id:2493) More details
    Listed by REVEL Realty Inc., Brokerage
  • 201 - 43 CHURCH STREET in St. Catharines (Downtown): Office for sale : MLS®# X13182254

    201 - 43 CHURCH STREET St. Catharines (Downtown) L2R 7E1
    Main Photo: 201 - 43 CHURCH STREET in St. Catharines (Downtown): Office for sale : MLS®# X13182254
    $389,000
    Office
    Status:
    Active
    MLS® Num:
    X13182254
    Floor Area:
    2,185 sq. ft.
    Own a fully leased commercial condo in the heart of downtown St. Catharines , an exceptional investment opportunity at Suite 201, 43 Church Street. Secured with a multi year lease, until July 31, 2028, to a AAA tenant, this property delivers immediate, reliable income with an attractive cap rate. Condo area 2,184 sq. ft., Leasable area 2585 sq ft. Base Rent $10 / sq ft. +TMI $13.19 /sq ft. , Common Fees are $1695.46, Property Taxes for 2025 are $9692.12. One Tandem parking and storage included: Unit #23. This beautifully designed office space offers a bright, modern, and highly functional layout in the vibrant Downtown Core. The open concept workspace is flooded with natural light through expansive windows and includes a professional reception area, and the convenience of underground parking. Ideal for investors seeking stable returns, this versatile commercial condo is well-suited for professional offices, service based businesses, or medical related uses. Positioned steps from restaurants, bars, the Courthouse, City Hall , shopping, and countless amenities. This prime location enhances both tenant appeal and long term value. (id:2493) More details
    Listed by REVEL Realty Inc., Brokerage
  • 203 - 43 CHURCH STREET in St. Catharines (Downtown): Office for sale : MLS®# X13182300

    203 - 43 CHURCH STREET St. Catharines (Downtown) L2R 7E1
    Main Photo: 203 - 43 CHURCH STREET in St. Catharines (Downtown): Office for sale : MLS®# X13182300
    $329,000
    Office
    Status:
    Active
    MLS® Num:
    X13182300
    Floor Area:
    2,185 sq. ft.
    Own a fully leased commercial condo in the heart of downtown St. Catharines , an exceptional investment opportunity at Suite 203 , 43 Church Street. Secured with a multi year lease, until July 31, 2028, to a AAA tenant, this property delivers immediate, reliable income with an attractive cap rate. Condo area 1892.8 sq. ft., Leasable area 2250 sq ft. Base Rent $10 / sq ft. +TMI $13.19 /sq ft. , Common Fees are $1468.83, Property Taxes for 2025 are $8134.35. One Tandem parking and included: Unit #21. This beautifully designed office space offers a bright, modern, and highly functional layout in the vibrant Downtown Core. The open concept workspace is flooded with natural light through expansive windows and includes a professional reception area, and the convenience of underground parking. Ideal for investors seeking stable returns, this versatile commercial condo is well-suited for professional offices, service based businesses, or medical related uses. Positioned steps from restaurants, bars, the Courthouse, City Hall , shopping, and countless amenities. This prime location enhances both tenant appeal and long term value. (id:2493) More details
    Listed by REVEL Realty Inc., Brokerage
  • 202 BRADFORD STREET in Barrie (Lakeshore): Office for sale : MLS®# S13187324

    202 BRADFORD STREET Barrie (Lakeshore) L4N 3B6
    Main Photo: 202 BRADFORD STREET in Barrie (Lakeshore): Office for sale : MLS®# S13187324
    $619,000
    Office
    Status:
    Active
    MLS® Num:
    S13187324
    Bathrooms:
    1
    Floor Area:
    1,646 sq. ft.
    Positioned in one of Barrie's most dynamic growth corridors, this property presents a rare opportunity for investors, entrepreneurs, and business owners looking to secure a high-visibility location with exceptional long-term potential. Offering flexibility, exposure, and future upside, this is the kind of opportunity that is becoming increasingly difficult to find in a rapidly expanding market. Located in central Barrie with convenient access to major routes, transit, established residential communities, and thriving commercial amenities, the property is well suited for a variety of uses. Its accessible layout, strong curb appeal, and prominent presence create endless possibilities for those looking to invest, operate a business, or reimagine the space for the future. Currently zoned C4 - General Commercial, the property is identified within Barrie's Official Plan as being located in the Urban Growth Centre and along an Intensification Corridor, with a High Density designation. These designations reflect the City's long-term vision for continued growth and intensification within the area. The City of Barrie has advised that future development and planning applications would be reviewed in accordance with the Official Plan policies related to the Urban Growth Centre, Intensification Corridors, and High Density designation. Existing use may continue under the current zoning framework. Whether you're looking to expand your investment portfolio, establish a business presence, generate future income potential, or secure a strategic asset in one of Barrie's key growth areas, this property delivers an exciting combination of present-day functionality and future opportunity. A standout opportunity in a city continuing to experience strong growth, increasing demand, and ongoing development momentum. Buyers are encouraged to complete their own due diligence with the City of Barrie regarding future permitted uses and development opportunities. (id:2493) More details
    Listed by ROYAL LEPAGE FIRST CONTACT REALTY
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Data was last updated May 29, 2026 at 06:15 PM (UTC)

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Ontario Office Property FAQs

What types of office properties are available for sale in Ontario?

Office real estate opportunities in Ontario may include professional office buildings, medical office space, executive suites, mixed-use office properties, commercial condominiums, and investment office properties across major Ontario markets.

Why do investors buy office properties in Ontario?

Ontario attracts office real estate investors due to its growing business sector, healthcare industry, financial services market, professional office demand, and expanding commercial development opportunities across the province.

Can buyers find office properties in different Ontario cities?

Office property buyers can explore professional office, medical office, and commercial office investment opportunities across Hamilton, Waterloo Region, London, Burlington, and other growing Ontario business markets.

Looking for Office Real Estate Opportunities in Ontario?

Browse office properties for sale including professional office buildings, medical office space, executive suites, mixed-use office properties, and commercial office investment opportunities across Ontario.

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