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Cortex Lofts 305 Rue De Bellechasse 1,321 - 35,158 SF of Space Available in Montréal, QC H2S 1W9
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Highlights
- Cortex Lofts at 305 de Bellechasse Street is a completely renovated brick-and-beam building presenting a modern vision for the office environment.
- Situated at the border of the Rosemont-La Petite-Patrie and Mile-Ex neighbourhoods and surrounded by restaurants, cafés, and points of interest.
- Meet all business needs in quasi-turnkey workspaces with wood flooring, white-painted walls, light fixtures, a conference room, and kitchenettes.
- Cortex Lofts is located 10 minutes from the heart of downtown and near two metro stations, four bus lines, a Bixi station, and several bike paths.
All Available Spaces(17)
Display Rental Rate as
- Space
- Size
- Term
- Rental Rate
- Space Use
- Condition
- Available
- Lease rate does not include utilities, property expenses or building services
- Emplacement de choix
- 10 minutes from downtown
- Secure Storage
- Accessibility by bike or on foot
- Lease rate does not include utilities, property expenses or building services
- Prime location
- 10 minutes from downtown
- Secure Storage
- Accessibility by bike or on foot
- Lease rate does not include utilities, property expenses or building services
- Accessibility by bike or on foot
- Prime location
- 10 minutes from downtown
- Lease rate does not include utilities, property expenses or building services
- Prime location
- 10 minutes from downtown
- Fully Built-Out as Standard Office
- Accessibility by bike or on foot
- Lease rate does not include utilities, property expenses or building services
- Can be combined with additional space(s) for up to 4,070 SF of adjacent space
- accessibility by bike or on foot
- Fully Built-Out as Standard Office
- Prime location
- 10 minutes from downtown
- Lease rate does not include utilities, property expenses or building services
- Can be combined with additional space(s) for up to 4,070 SF of adjacent space
- accessibility by bike or on foot
- Fully Built-Out as Standard Office
- Prime location
- 10 minutes from downtown
- Lease rate does not include utilities, property expenses or building services
- Lease rate does not include utilities, property expenses or building services
- Lease rate does not include utilities, property expenses or building services
- Can be combined with additional space(s) for up to 2,853 SF of adjacent space
- Lease rate does not include utilities, property expenses or building services
- Can be combined with additional space(s) for up to 2,853 SF of adjacent space
- Lease rate does not include utilities, property expenses or building services
Office space for rent in the CORTEX Lofts! + Renovated, move-in ready loft offices + Walking distance to Beaubien and Rosemont metro stations + Easily accessible by public transit + Situated in the heart of a vibrant neighborhood
- Lease rate does not include utilities, property expenses or building services
- Mostly Open Floor Plan Layout
- Can be combined with additional space(s) for up to 2,680 SF of adjacent space
- Bicycle Storage
- Common Parts WC Facilities
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- Fully Built-Out as Standard Office
- Space is in Excellent Condition
- Central Air and Heating
- Shower Facilities
- Emplacement de choix
- 10-minute walk to downtown.
Office space for rent in the CORTEX Lofts! + Renovated, move-in ready loft offices + Walking distance to Beaubien and Rosemont metro stations + Easily accessible by public transit + Situated in the heart of a vibrant neighborhood
- Lease rate does not include utilities, property expenses or building services
- Mostly Open Floor Plan Layout
- Can be combined with additional space(s) for up to 2,680 SF of adjacent space
- Bicycle Storage
- Common Parts WC Facilities
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- Fully Built-Out as Standard Office
- Space is in Excellent Condition
- Central Air and Heating
- Shower Facilities
- Prime location
- 10-minute walk to downtown.
Office space available for rent in the CORTEX Lofts! + Renovated loft offices, ready for immediate move-in + Walking distance to Beaubien and Rosemont metro stations + Easily accessible by public transportation + Situated in the heart of a vibrant neighborhood
- Lease rate does not include utilities, property expenses or building services
- Mostly Open Floor Plan Layout
- Can be combined with additional space(s) for up to 5,640 SF of adjacent space
- Bicycle Storage
- Common Parts WC Facilities
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- Fully Built-Out as Standard Office
- Space is in Excellent Condition
- Central Air and Heating
- Shower Facilities
- Prime location
- 10-minute walk to downtown.
Office space for rent in the CORTEX Lofts! + Renovated loft offices, ready to move in + Walking distance to Beaubien and Rosemont metro stations + Conveniently accessible by public transit + Situated in the heart of a lively neighborhood
- Lease rate does not include utilities, property expenses or building services
- Mostly Open Floor Plan Layout
- Can be combined with additional space(s) for up to 5,640 SF of adjacent space
- Bicycle Storage
- Common Parts WC Facilities
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- Fully Built-Out as Standard Office
- Space is in Excellent Condition
- Central Air and Heating
- Shower Facilities
- Emplacement de choix
- 10-minute walk to downtown.
Office space available for rent in the CORTEX Lofts! + Renovated loft offices, ready for immediate move-in + Walking distance to Beaubien and Rosemont metro stations + Easily accessible via public transportation + Situated in the heart of a vibrant neighborhood
- Lease rate does not include utilities, property expenses or building services
- Mostly Open Floor Plan Layout
- Can be combined with additional space(s) for up to 5,640 SF of adjacent space
- Bicycle Storage
- Common Parts WC Facilities
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- Fully Built-Out as Standard Office
- Space is in Excellent Condition
- Central Air and Heating
- Shower Facilities
- Emplacement de choix
- 10-minute walk to downtown.
- Lease rate does not include utilities, property expenses or building services
| Space | Size | Term | Rental Rate | Space Use | Condition | Available |
| Basement - B100 | 5,619 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Industrial | Full Build-Out | Now |
| Basement - B101 | 3,274 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Industrial | Full Build-Out | Now |
| Basement - B102 | 2,345 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Industrial | Full Build-Out | Now |
| 1st Floor, Ste 101 | 1,728 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 1st Floor, Ste 106 | 2,100 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | September 01, 2026 |
| 1st Floor, Ste 107 | 1,970 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 2nd Floor, Ste 203 | 1,335 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 2nd Floor, Ste 207 | 2,300 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 2nd Floor, Ste 208 | 1,398 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 2nd Floor, Ste 209 | 1,455 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 2nd Floor, Ste 211 | 1,321 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 3rd Floor, Ste 302 | 1,330 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 3rd Floor, Ste 304 | 1,350 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 3rd Floor, Ste 307 | 1,990 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 3rd Floor, Ste 308 | 1,500 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 3rd Floor, Ste 310 | 2,150 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
| 4th Floor, Ste 407 | 1,993 SF | 5-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | Now |
Basement - B100
| Size |
| 5,619 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Industrial |
| Condition |
| Full Build-Out |
| Available |
| Now |
Basement - B101
| Size |
| 3,274 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Industrial |
| Condition |
| Full Build-Out |
| Available |
| Now |
Basement - B102
| Size |
| 2,345 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Industrial |
| Condition |
| Full Build-Out |
| Available |
| Now |
1st Floor, Ste 101
| Size |
| 1,728 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
1st Floor, Ste 106
| Size |
| 2,100 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| September 01, 2026 |
1st Floor, Ste 107
| Size |
| 1,970 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
2nd Floor, Ste 203
| Size |
| 1,335 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
2nd Floor, Ste 207
| Size |
| 2,300 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
2nd Floor, Ste 208
| Size |
| 1,398 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
2nd Floor, Ste 209
| Size |
| 1,455 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
2nd Floor, Ste 211
| Size |
| 1,321 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
3rd Floor, Ste 302
| Size |
| 1,330 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
3rd Floor, Ste 304
| Size |
| 1,350 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
3rd Floor, Ste 307
| Size |
| 1,990 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
3rd Floor, Ste 308
| Size |
| 1,500 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
3rd Floor, Ste 310
| Size |
| 2,150 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
4th Floor, Ste 407
| Size |
| 1,993 SF |
| Term |
| 5-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
Basement - B100
| Size | 5,619 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Industrial |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
- Secure Storage
- Emplacement de choix
- Accessibility by bike or on foot
- 10 minutes from downtown
Basement - B101
| Size | 3,274 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Industrial |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
- Secure Storage
- Prime location
- Accessibility by bike or on foot
- 10 minutes from downtown
Basement - B102
| Size | 2,345 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Industrial |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
- Prime location
- Accessibility by bike or on foot
- 10 minutes from downtown
1st Floor, Ste 101
| Size | 1,728 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Prime location
- Accessibility by bike or on foot
- 10 minutes from downtown
1st Floor, Ste 106
| Size | 2,100 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | September 01, 2026 |
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Can be combined with additional space(s) for up to 4,070 SF of adjacent space
- Prime location
- accessibility by bike or on foot
- 10 minutes from downtown
1st Floor, Ste 107
| Size | 1,970 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Can be combined with additional space(s) for up to 4,070 SF of adjacent space
- Prime location
- accessibility by bike or on foot
- 10 minutes from downtown
2nd Floor, Ste 203
| Size | 1,335 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
2nd Floor, Ste 207
| Size | 2,300 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
2nd Floor, Ste 208
| Size | 1,398 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
- Can be combined with additional space(s) for up to 2,853 SF of adjacent space
2nd Floor, Ste 209
| Size | 1,455 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
- Can be combined with additional space(s) for up to 2,853 SF of adjacent space
2nd Floor, Ste 211
| Size | 1,321 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
3rd Floor, Ste 302
| Size | 1,330 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
Office space for rent in the CORTEX Lofts! + Renovated, move-in ready loft offices + Walking distance to Beaubien and Rosemont metro stations + Easily accessible by public transit + Situated in the heart of a vibrant neighborhood
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Mostly Open Floor Plan Layout
- Space is in Excellent Condition
- Can be combined with additional space(s) for up to 2,680 SF of adjacent space
- Central Air and Heating
- Bicycle Storage
- Shower Facilities
- Common Parts WC Facilities
- Emplacement de choix
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- 10-minute walk to downtown.
3rd Floor, Ste 304
| Size | 1,350 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
Office space for rent in the CORTEX Lofts! + Renovated, move-in ready loft offices + Walking distance to Beaubien and Rosemont metro stations + Easily accessible by public transit + Situated in the heart of a vibrant neighborhood
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Mostly Open Floor Plan Layout
- Space is in Excellent Condition
- Can be combined with additional space(s) for up to 2,680 SF of adjacent space
- Central Air and Heating
- Bicycle Storage
- Shower Facilities
- Common Parts WC Facilities
- Prime location
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- 10-minute walk to downtown.
3rd Floor, Ste 307
| Size | 1,990 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
Office space available for rent in the CORTEX Lofts! + Renovated loft offices, ready for immediate move-in + Walking distance to Beaubien and Rosemont metro stations + Easily accessible by public transportation + Situated in the heart of a vibrant neighborhood
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Mostly Open Floor Plan Layout
- Space is in Excellent Condition
- Can be combined with additional space(s) for up to 5,640 SF of adjacent space
- Central Air and Heating
- Bicycle Storage
- Shower Facilities
- Common Parts WC Facilities
- Prime location
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- 10-minute walk to downtown.
3rd Floor, Ste 308
| Size | 1,500 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
Office space for rent in the CORTEX Lofts! + Renovated loft offices, ready to move in + Walking distance to Beaubien and Rosemont metro stations + Conveniently accessible by public transit + Situated in the heart of a lively neighborhood
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Mostly Open Floor Plan Layout
- Space is in Excellent Condition
- Can be combined with additional space(s) for up to 5,640 SF of adjacent space
- Central Air and Heating
- Bicycle Storage
- Shower Facilities
- Common Parts WC Facilities
- Emplacement de choix
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- 10-minute walk to downtown.
3rd Floor, Ste 310
| Size | 2,150 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
Office space available for rent in the CORTEX Lofts! + Renovated loft offices, ready for immediate move-in + Walking distance to Beaubien and Rosemont metro stations + Easily accessible via public transportation + Situated in the heart of a vibrant neighborhood
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Mostly Open Floor Plan Layout
- Space is in Excellent Condition
- Can be combined with additional space(s) for up to 5,640 SF of adjacent space
- Central Air and Heating
- Bicycle Storage
- Shower Facilities
- Common Parts WC Facilities
- Emplacement de choix
- Bordering Rosemont-La-Petite-Patrie and Mile-Ex
- 10-minute walk to downtown.
4th Floor, Ste 407
| Size | 1,993 SF |
| Term | 5-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Lease rate does not include utilities, property expenses or building services
Matterport 3D Tour
Property Overview
Cortex Lofts offers turn-key loft-style workspaces in a fully renovated brick-and-beam building in Montreal. The historic property features stone lintels and large early-20th-century windows, with modern finishes throughout—perfect for tech startups and creative teams. Located on the border of Rosemont–La Petite-Patrie and Mile-Ex, just 10 minutes from downtown, Cortex Lofts is easily accessible by metro, bus, bike, or on foot. Surrounded by trendy restaurants, cafés, and a vibrant creative community, it’s the ideal hub for Montreal’s new generation of workplaces.
- Bus Line
- Controlled Access
- Metro/Subway
- Kitchen
- Storage Space
- Basement
- Bicycle Storage
- Common Parts WC Facilities
- High Ceilings
- Natural Light
- Open-Plan
- Partitioned Offices
- Shower Facilities
- Hardwood Floors
- Air Conditioning
Property Facts
Marketing Brochure
Nearby Amenities
Restaurants |
|||
|---|---|---|---|
| Tsak Tsak | - | - | 3 min walk |
| La Bêtise | Spanish | $$$$ | 7 min walk |
| Ahi Poke | - | - | 8 min walk |
| Subway | - | - | 8 min walk |
| McDonald's | - | - | 9 min walk |
| Tim Hortons | Cafe | $ | 12 min walk |
| FrenchTakos | American | - | 15 min walk |
| Melina's | - | - | 15 min walk |
Retail |
||
|---|---|---|
| Boni-soir | Convenience Market | 4 min walk |
| Ups Store (canada) | Business/Copy/Postal Services | 8 min walk |
| Jean Coutu | Drug Store | 9 min walk |
| Pharmaprix(qc) | Drug Store | 13 min walk |
| IGA Famille Barcelo St-Zotique | Supermarket | 14 min walk |
| Dollarama | Dollar/Variety/Thrift | 16 min walk |
About Centre-de-l'Ile
Midtown North, or Centre-de-l’Île Nord, includes many hip, in-demand neighbourhoods like the Plateau, Mile End, Mile-Ex and Little Italy, renowned for their high quality of life. Office occupiers have taken note, and the area has become a preferred destination for technology firms, creative agencies, research organizations, and professional services seeking proximity to top talent, transit access, and amenity-rich environments.
The neighbourhoods comprising Midtown North offer a unique blend of established residential communities and thriving commercial pockets, with direct access to public transit, including multiple Métro lines, commuter rail connections, bike lanes, and major bus routes. The area is also centrally situated on Montreal Island and easily accessible by car.
Midtown North is home to one of Montreal’s premier AI research institutes, MILA, as well as a plethora of established tech and creative firms, including Ubisoft, Booxi, Lemay Michaud, Nexalogy and many more. This ecosystem helps attract start-ups and entrepreneurs across a wide range of industries.
The area is well-served by local schools and is close to several of the city’s leading universities, including Université de Montréal, UQÀM, and McGill University. Many university students live in the area, reinforcing its appeal to employers who rely on a skilled, diverse workforce.
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Cortex Lofts | 305 Rue De Bellechasse
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