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Meetings & Events

An Ideal Setting for Your Next Business or Social Gathering in Clayton, MO

The Clayton Plaza Hotel offers an ideal setting for your next business or social gathering in downtown Clayton, MO. Take advantage of 14 venues and 21,000 square feet of flexible meeting space featuring reliable high-speed Internet access. 

Whether you’re planning a small company retreat or a gala for hundreds of guests, you can depend on our experienced team to assist you in organizing a successful event. We’ll help you choose the perfect meeting space to meet your needs. Our team can also accent your meeting with delicious catering from our comprehensive menus, as well as state-of-the-art audiovisual arrays from PSAV Presentation Services. 

You and your fellow guests can enjoy exploring downtown Clayton, MO, during your downtime – our hotel is within moments of the city’s best shopping, dining, and entertainment. We’re also less than two miles from Washington University and local corporations including Enterprise Holdings.

Our meeting and event amenities include:

  • 14 event venues, the largest of which can accommodate up to 600
  • On-site planning staff
  • Complimentary high-speed Internet access in every venue
  • Full-service catering for breaks and meals
  • Complimentary stationery and writing utensils for every meeting
  • PSAV Presentation Services
a large conference room table


Measuring 16 x 18 and 288 square feet, this room can accommodate up to 12.

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a large table and chairs in a meeting space


This room measures 17 x 31 and 527 square feet, with space for up to 50.

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This room is 17 x 33 and 561 square feet, accommodating up to 45.

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rows of tables and chairs in an event room


At 30 x 22 and 660 square feet, this meeting room can fit up to 50.

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a large table in a conference room


Measuring 25 x 42 and 1,050 square feet, this room can fit up to 100 guests.

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tables and chairs in a large room


This space measures 1,269 square feet and can accommodate up to 120.

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chairs and tables in a large ballroom

Clayton Ballroom

The Clayton Ballroom measures 47 x 72, or 3,384 square feet and can fit up to 230 guests. It can also be divided into several smaller rooms.

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Grand Ballroom

The Grand Ballroom offers 5,234 square feet of flexible space and can accommodate up to 500. It can also be divided to accommodate more intimate events.

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Crystal Ballroom

The Crystal Ballroom is the largest of our venues and measures 112 x 70 and 7,894 square feet. It can comfortably accommodate up to 800 guests, or can be divided into smaller venues.

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