5 BLACKBURN Avenue Unit Offices 303, 307, 309

ActiveLower Town - Sandy Hill148 days on marketMLS® X12873942

$514/mo

$1 / sq ft

Bedrooms0

Bathrooms0

Interior938 sq ft

TypeCommercial

ListingFor Lease

Days on Market148

About this property

Presenting an exceptionally rare leasing opportunity in Ottawa, 5 Blackburn Ave is a property steeped in history and architectural charm. A total of 937.87 SF of office space is available for lease on the third floor of the building. Accessible via two convenient stairwells, this level features beautifully preserved historic woodwork and glazing, abundant natural light throughout the offices, and a convenient third-floor washroom complete with a shower. The space can be leased by individual office or as a whole. Please refer to the floor plan for details on the layout and orientation of each office. The three available spaces include Office 303 (181.49 SF), Office 307 (440.58 SF), and Office 309 (315.80 SF). Originally constructed between 1904 and 1905, this Queen Anne Revival-style residence, along with its grand carriage-house garage, was commissioned by prominent lumber industrialists William H.A. Fraser, Ewen McLachlin, and David Gilmour. The property features remarkable architectural details and a storied past, having been home to notable figures and organizations, including WWII flying ace Billy Bishop, the Italian Embassy, and the Victorian Order of Nurses.Lovingly and meticulously renovated by its current owners, the building has been thoughtfully updated to preserve its heritage character while integrating modern amenities, creating a truly distinctive workspace where businesses can thrive. On-site parking is available at an additional monthly cost. Posted asking price reflects the gross monthly rent for the smallest listed office. Monthly rates will vary depending on the specific office space selected. Leasable office space also available in lower level and main level of the building. Please see MLS listings X12873888 and X12873910 respectively.

Features & finishes

View

Air Conditioning

Basement

Property details

MLS® Number	X12873942
Status	Active
Listing Type	For Lease
Property Type	Commercial
Interior Size	938 sq ft
Beds / Baths	0 bed · 0 bath
City	Lower Town - Sandy Hill
Postal Code	K1N 8A2
Province	ON
Listed Date	March 12, 2026
Days on Market	148
Price per Sq Ft	$1
Brokerage	PARADIGM COMMERCIAL REAL ESTATE & BROKERAGE INC.