SASSOON.
DOWNTOWN MONTRÉAL

Condos O'Nessy

Montréal

Year built
2017
Floors
15
Units
260
About the building

O'Nessy is a modern residential condominium development located on René-Lévesque Boulevard West in Downtown Montreal. Built in 2017, the complex blends contemporary tower architecture with a restored historic stone house serving as shared community space. Residents enjoy access to premium amenities including an indoor pool, fitness centre, sauna, and a rooftop terrace with urban views. Its proximity to Concordia University, Guy-Concordia metro station, and Shaughnessy Village makes it particularly attractive to professionals, students, and real estate investors.

Amenities
Fitness centreIndoor poolSaunaCommon roomElevatorsCentral air conditioningIndoor parkingRooftop terrace

Amenities listed are those confirmed at the last review. Always verify with the syndicate before an offer.

Current availability

What is available at Condos O'Nessy

Availability is confirmed live rather than published as a stale number. Leave your email and Jacob replies with every unit currently for sale and for rent in this building.

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Owners in this building

What is your unit worth today?

A valuation grounded in what has actually sold and leased inside this building — not a generic online estimate. No obligation, no pressure.

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Common questions

About Condos O'Nessy

Are there units for sale or for rent at Condos O'Nessy right now?
Availability at Condos O'Nessy changes daily, so it is confirmed live rather than published as a static number. Send your criteria through the form on this page and Jacob replies with every unit currently for sale and for rent in the building, plus each new listing as it comes to market.
Where is Condos O'Nessy located?
Condos O'Nessy is located in Downtown Montréal, Montréal, QC. The building profile covers the surrounding neighbourhood, transit and everyday amenities, and links to every other building SASSOON. tracks in the same area.
What is a unit at Condos O'Nessy worth today?
A valuation for Condos O'Nessy is grounded in what has actually sold and leased inside the building — comparable units, floor level, exposure and condition — rather than a generic online estimate. Owners can request one free of charge from the valuation form on this page.
Can SASSOON. help me buy, sell or rent at Condos O'Nessy?
Yes. Jacob Sassoon (OACIQ #J6466) represents buyers, sellers, investors and landlords in Downtown Montréal and across Montréal, Laval, the West Island and the South Shore, including transactions inside Condos O'Nessy.
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