Ottawa Marriott Hotel, the 489-room business tower at 100 Kent Street
100 Kent Street, Ottawa  ·  Four-Star  ·  #6 in Ottawa

Ottawa Marriott Hotel

A 489-room four-star tower in the heart of the downtown business core, with a 29th-floor rotating restaurant, a serious conference floor, and one of the better-run executive operations between Toronto and Montreal.

#6 in Ottawa
Business Anniversary City Center

"The rotating restaurant is a marketing detail; the meeting floor, the airport shuttle, and the 489 reliably consistent rooms are the actual reason a federal department books a hundred keys at a time. The Marriott does not surprise you, which is exactly why it works."

8.2
Rooms
8.5
Service
9.1
Location
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From CAD 165 / night

The Hotel

The Ottawa Marriott occupies a 28-floor 1970s tower at the corner of Kent and Slater, a four-block walk from Parliament Hill and one block off the Sparks Street pedestrian mall. The address is the functional centre of the federal city; the building sits inside the radius that lobbyists, deputy ministers, and association staff treat as walking distance, and the front-door taxi line moves faster on a sitting day than at any independent property in town. A 2026 phased renovation through August updates lobby, meeting floor, and a portion of the room stock, and the operation runs with the usual Marriott Bonvoy discipline throughout.

The 489 rooms and suites are arranged across a tower that opens to corner exposures from the eighth floor upward; the higher categories look directly onto the Peace Tower and the Gatineau Hills across the river. Standard rooms run roughly 28 to 32 square metres with a single king or two queens, an elevated work surface, and a residential bathroom; corner suites add a second seating area and a glass-walled view of Parliament that is the best office-tower angle in Ottawa. Bedding is the Marriott signature platform, which is the predictable benchmark that lets a road warrior pack two suits and a laptop without thinking about the room.

Spin Kitchen and Bar runs the lobby restaurant with a modern Canadian menu, an open kitchen, and the breakfast volume the conference floor demands. The 29th-floor Summit dining room rotates a full revolution every 76 minutes; the cocktail list is solid, the food is a quiet step above what a rotating restaurant has any right to deliver, and the seat at sunset is the most underrated dinner reservation in town. M Club lounge on the upper executive level handles continental breakfast, afternoon hors d'oeuvres, and the evening turndown that elite tier members expect.

The meeting floor is the operational heart of the property: 25,000 square feet of function space, a 14,000 square-foot Victoria Ballroom, and a dedicated conference services team that runs the calendar like a small airline. Indoor pool, fitness centre with Peloton bikes, valet parking, and a 24-hour business lounge round out the standard four-star amenity set. Service across the property leans professional and unobtrusive rather than warm; the staff knows the building, knows the regulars, and runs the front desk on a Sunday afternoon at the same pace as a Tuesday morning, which is the only thing a federal travel manager actually wants.

Best Occasion Fit

Business

For Ottawa business travel, the Marriott is the obvious pragmatic booking. The address puts you four blocks from Parliament Hill, three blocks from Sparks Street, and inside a block of every major lobbying firm in the city; the M Club lounge handles a working breakfast at 6:30 AM without ceremony; the conference floor accommodates the kind of multi-day federal briefing that needs 30 break-out rooms and a plenary. Corporate rates are negotiable through Marriott Global Sales, and elite tier upgrades to a corner Parliament view are the meaningful perk.

Anniversary

A second-tier anniversary booking rather than a first choice, but the 29th-floor Summit rotating restaurant is the play: book a corner suite, a 7:30 PM reservation at sunset, and let the room turn through Parliament, the river, and the Gatineau hills across an evening. Pair with a morning at the National Gallery and a walk along the Rideau Canal and the trip earns its weight without the formal staging of a destination resort.

Practical Information

Address

100 Kent Street
Ottawa, ON K1P 5R7
Canada
Four blocks south of Parliament Hill; Sparks Street pedestrian mall one block north; 25 minutes from YOW airport

Rooms & Rates

489 rooms and suites
Standard rooms from CAD 165/night
Executive level (M Club) from CAD 285/night
Corner suites from CAD 450/night
Penthouse suite to CAD 900/night

Check-in / Check-out

Check-in: 4:00 PM
Check-out: 12:00 PM
28-floor tower; phased renovation through August 2026

Key Features

25,000 sq ft of meeting space, Victoria Ballroom
29th-floor Summit rotating restaurant
Spin Kitchen and Bar (lobby restaurant)
M Club executive lounge
Indoor pool and fitness centre
Complimentary high-speed WiFi

Book Ottawa Marriott Hotel

From CAD 165/night. Corner Parliament-view suites book four to six weeks ahead for the spring sitting and fall economic statement weeks; Summit dinner reservations require a one-week lead time for any Friday or Saturday at sunset.

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