Downtown Office Spaces for Sale

Downtown Office Space for Sale

Medical Offices Mixed Use Properties Lofts Live-Work Spaces Data Centers and Call Centers

304 O'connor St

Ottawa, ON K2P 1V7

Office for Sale
$975,000 CAD
1,670 SF

Ottawa Office for Sale - Centretown-Byward

Prominently situated on a high-visibility corner along O'Connor Street in Ottawa, this property offers exceptional exposure in a rapidly evolving corridor. The building comprises approximately 1,670 square feet over two levels and has been used as office space for numerous years. The layout features a welcoming reception area, multiple private offices, and a generous main floor boardroom, providing a functional layout and efficient layout. A rare advantage in this location, the site includes on-site parking for approximately six vehicles. This is a compelling opportunity for an owner-occupier/investor seeking immediate usability combined with meaningful long-term upside. A conceptual plan outlines the potential for a six-storey 20 unit residential redevelopment including ground floor office, aligning with ongoing intensification in the surrounding area. The recent announcement of the Taggart development at 267 O'Connor introducing 517 residential units across two landmark buildings-further reinforces the strength and trajectory of this location. Buyers are encouraged to verify for both permitted and intended use. Concept plans are available upon request, offering a clear vision of the future potential.

Contact:

Avison Young

Date on Market:

2026-04-22

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More details for 222 Somerset St W, Ottawa, ON - Office for Sale

Two Twenty Two Somerset - 222 Somerset St W

Ottawa, ON K2P 2G3

Office for Sale
$299,000 - $1,650,000 CAD
851 - 6,660 SF
6 Units Available

Air Conditioning
Security System
Controlled Access
Wheelchair Accessible
Smoke Detector

Ottawa Office for Sale - Centretown-Byward

Located in the heart of Centretown, just half a block from the vibrant shops and restaurants along Elgin Street, 222 Somerset Street West offers multiple office condos available for sale or lease, with a range of suite sizes and layouts. The Property provides convenient access to Highway 417 (the Queensway) and features both surface and underground parking. This central location offers exceptional proximity to numerous restaurants, cafés, and shops nearby.

Contact:

Cushman & Wakefield Ottawa

Date on Market:

2026-01-27

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226 Argyle Ave

Ottawa, ON K2P 1B9

Office for Sale
$2,950,000 CAD
6,128 SF

Ottawa Office for Sale - Centretown-Byward

An exceptional investment opportunity in the heart of Ottawa’s Centretown, this distinguished three-storey office building with a full basement offers 6,128 square feet of well-designed space behind a classic brick façade. Floors 1-3: 4,531 sf Basement: 1,597 sf Purpose-built for professional use, the property combines timeless architectural appeal with modern functionality, ensuring enduring tenant demand. Strategically located at the crossroads of Downtown, Centretown West, Chinatown, and The Glebe, the building offers a prestigious business address with unmatched connectivity. Immediate access to Highway 417, major transit routes, and Ottawa’s core business and government districts enhances its appeal for a wide range of occupiers. Place your business at the crossroads of convenience and connectivity. Just steps from Bank Street and Elgin Street, tenants enjoy immediate access to Ottawa’s diverse dining, retail, and professional services. The building is minutes from Highway 417, providing effortless commutes across the city, while major bus routes and cycling paths further enhance accessibility. Its Centretown setting ensures proximity to government offices, the downtown financial district, and cultural landmarks, making it an ideal location for businesses seeking both prestige and practicality.

Contact:

District Realty Corporation, Brokerage

Date on Market:

2026-01-06

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307 Gilmour St

Ottawa, ON K2P 0P7

Office for Sale
$2,649,000 CAD
6,863 SF

Ottawa Office for Sale - Centretown-Byward

Prime Downtown Ottawa Office Building for Sale. An exceptional opportunity for an owner-user or investor in the heart of downtown Ottawa. This standalone office building will be delivered vacant on closing as the current owner-occupier is relocating. The property is zoned for a wide range of commercial uses including diplomatic missions and medical offices, and also presents an excellent urban redevelopment opportunity. Existing zoning permits a building height of up to 23 meters, allowing for a mixed-use residential mid-rise with ground-floor retail. The building is BOMA-certified with 6,863 sq. ft. of usable/rentable area on a generously sized lot featuring 12 parking spaces. The main floor offers 1,701 sq. ft. with a reception area, boardroom, six enclosed offices, and a washroom. The second floor measures 2,029 sq. ft. and includes eight enclosed offices, an open bullpen area, and a washroom. The third floor includes four offices, a kitchenette, and access to the flat roof.Ideally situated within walking distance of the Elgin Street Courthouse, City Hall, and Parliament Hill, the property offers unbeatable accessibility. With a Walk Score of 100, Transit Score of 87, and Bike Score of 99, it is one of Ottawa's most connected urban addresses. Whether you are seeking a turn- key office building or a prime redevelopment site, this property offers exceptional potential and flexibility.

Contact:

Royal Lepage Integrity Realty

Date on Market:

2025-11-06

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237 Metcalfe St

Ottawa, ON K2P 1R2

Office for Sale
$3,650,000 CAD
10,280 SF

Ottawa Office for Sale - Centretown-Byward

Located at the corner of Somerset Street in Centretown Ottawa, 237-239 Metcalfe Street is a distinguished three-storey Victorian-style heritage building constructed between 1876 and 1877 and extensively refurbished. The property comprises a three-storey office building with a partially finished basement and onsite exterior parking. It offers an above-grade gross floor area (GFA) of 7,367 square feet (sf), plus an additional 2,940 sf of finished and unfinished basement space, for a total building area of approximately 10,307 sf. Office improvements include; +/- 15 offices, with one (1) executive boardroom, three (3) meeting rooms, seven (7) washrooms, one (1) shower, one (1) kitchen. There are +/- 12 surface on-site parking spaces. Ideally situated in the heart of Centretown, the building enjoys proximity to parks, restaurants, schools, and essential services. Its central location provides excellent accessibility-just minutes from Highway 417 and approximately 1km from the Parliament LRT station-making it a highly convenient and strategic address for any business.

Contact:

Avison Young

Date on Market:

2025-11-03

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391 Bank St

Ottawa, ON K2P 1Y3

Retail for Sale
$1,950,000 CAD
6,147 SF

Security System
Controlled Access

Ottawa Retail for Sale - Centretown-Byward

Located in the heart of Ottawa Centretown, directly across from the new James House condo development, a 2-minute drive to HWY 417 / the Glebe and surrounded by dense residential and commercial retail. This vacant building offers a ground-level 2,000 sqft retail unit with a separate entrance to the second floor, which includes two individual units, and an additional unit in the basement with a separate entrance. Each floor is approximately 2,000 sqft. The property includes six tandem rear parking spaces. HVAC systems were replaced, along with new grade-level windows and front doors, in 2016. This property presents an excellent opportunity for owner-users, while also offering the ability to generate additional rental income. Sale Price: $2,200,000 Ground Floor Ceiling Height: 10' Second Floor Ceiling Height: 9' Basement Ceiling Height: 8' Building SF: 6,147 SF Lot Size: 3,735 SF Parking Spots: 6 Tandem Electrcial: 100A@600V and 200A@240V HVAC: Separate HVAC's per Floor (2016) Roof: Flat (2025) Zoning: TM H(19)

Contact:

Cantor Realty Corp.

Property Subtype:

Storefront Retail/Office

Date on Market:

2025-07-16

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474 Somerset St W

Ottawa, ON K1R 5J8

Office for Sale
$838,000 CAD
2,353 SF

Ottawa Office for Sale - Centretown-Byward

This property presents an exceptional investment opportunity in the heart of Ottawa’s Centretown, nestled between Chinatown and Little Italy along one of the city’s most vibrant urban corridors. Priced at $938,000, the property is positioned on a 29-foot by 110-foot lot and includes five rear parking spaces. Zoned TM14 H(20), it offers remarkable flexibility for a range of commercial, mixed-use, or multi-residential developments with allowable building heights of up to 20 meters. This zoning unlocks significant potential for future redevelopment in line with Ottawa’s intensification plans. Currently configured for income generation, the building accommodates seven fully furnished residential units (previously office use) supported by two shared kitchens and two bathrooms. Over $100,000 in renovations have been completed to elevate the property’s appeal, providing both immediate rental revenue and long-term value-add prospects. Potential gross income when fully occupied is estimated at $116,832 annually, positioning the property as a rare hybrid of strong cash flow and redevelopment upside. Located in a highly walkable area with a near-perfect walk score of 99, this property benefits from proximity to employment hubs, retail corridors, parks, public transit, and major downtown amenities. It is an unmatched fit for developers, investors, and owner-users seeking substantial appreciation prospects in a rapidly evolving submarket.

Contact:

Re/Max Hallmark Realty Group

Date on Market:

2026-06-29

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113 Murray St

Ottawa, ON K1N 5M5

Office for Sale
$1,200,000 CAD
3,391 SF

Ottawa Office for Sale - Centretown-Byward

Grand Victorian classic with all the charm and architectural detailing you would expect of this era. Approximately 3300 sq ft with large rooms [the main floor itself is over 1400 sq'], bay windows, high ceilings, tall baseboards. The zoning will allow just about any use you can imagine. Located a few doors from the French Baker, Dalhousie Street - the original "urban village", 1/2 a block from the Rainbow Club and the heart of the tourist mecca and nightlife scene, the Byward Market. Has a kitchen, 3 washrooms. Special features are a private gated driveway for ~4 vehicles in impressive interlock stone pavers, plus it leads to a 32' x 18' modern concrete garage with a 10' wide overhead door. Recent forced air gas furnace 3 years old, back roof ~3 years and the front roof ~10 years.

Contact:

Remax Hallmark Realty Group

Date on Market:

2025-11-20

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More details for 450 Rideau St, Ottawa, ON - Office for Sale

Place de la francophonie - 450 Rideau St

Ottawa, ON K1N 5Z4

Office/Retail for Sale
$549,900 CAD
5,390 SF
1 Unit Available

Security System
Controlled Access
Smoke Detector

Ottawa Office for Sale - Centretown-Byward

Discover an exceptional opportunity in the heart of Sandy Hill! This expansive 5,390 sq. ft. lower-level commercial condo offers versatile space perfect for a variety of businesses. Featuring four fully built studios, male and female washrooms, ample storage, and private ground-level access with an elevator, this unit is designed for convenience and functionality. Zoned Traditional Mainstreet, the space is ideal for a church, yoga, dance studio, martial arts facility or other creative business ventures. Located within walking distance of the ByWard Market & Rideau Centre, this property benefits from high foot traffic, excellent visibility and easy access to public transit, with bus routes right on Rideau Street. Included with the unit are nine dedicated surface parking spaces, adding convenience for staff and visitors. Don't miss this rare chance to secure a prime commercial condo in one of downtown Ottawa's most vibrant neighborhoods!

Contact:

Royal LePage Team Realty

Date on Market:

2025-08-18

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Empire Building - 124 O'Connor Ave

Ottawa, ON

Office for Sale
Price Upon Request
33,000 SF

Air Conditioning
Security System
Controlled Access
Smoke Detector

Ottawa Office for Sale - CBD

Located in the heart of the Central Business District of the nation’s capital city, this centrally located 6-storey, 100% vacant building is within blocks of Parliament Hill. Originally constructed circa 1960’s, the Building is approximately 33,000 square feet, situated on a 6,523 square foot parcel of land. The Property is situated in an irreplaceable amenity rich location, 2-blocks from the LRT Parliament Station at the corner of Laurier Avenue West and O’Connor Street. 124 O’Connor benefits from exceptional access to an abundance of nearby amenities, including major retail destinations and daily services, fine dining, tourist and entertainment venues and hotels. The Property is within walking distance of major public transit, parks, public spaces and Ottawa’s central business district. 124 O’Connor offers prospective investors a signature opportunity to acquire a truly unique boutique building located in the heart of downtown in Canada’s capital city.

Contact:

CBRE, Limited

Date on Market:

2026-07-10

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Office Spaces for Sale in Downtown

View All Available Listings

How many office spaces are available for sale in Downtown?

There are currently 15 office spaces available for sale in Downtown, offering a unique opportunity for businesses to establish a presence.

How big are the office spaces available for sale in Downtown?

The average size of office spaces available for sale in Ottawa is about 6,388 SF. The largest office spaces available to buy is 33,000 SF and the smallest is 851 SF. The size of the space you'll need will depend on a variety of factors including number of employees, amenities required, parking requirements, etc.

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