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Compare proposals and book your ideal event spaceAC Hotel St. Louis Downtown





About us
Located in the heart of Downtown St. Louis, AC Hotel by Marriott St. Louis Downtown puts you steps away from top attractions including Busch Stadium, home of the St. Louis Cardinals, Enterprise Center, home of the St. Louis Blues, and America’s Center Convention Complex. Surrounded by vibrant dining, local shops, and must-see destinations like the iconic City Museum, our hotel is your gateway to experiencing St. Louis like a local.Originally built in 1904 for the World’s Fair and the first Olympic Games held in the U.S., this historic hotel has hosted U.S. Presidents, celebrities, and key political events, including multiple Democratic National Conventions. Today, AC Hotels by Marriott blend this rich heritage with a modern aesthetic—offering timeless European-inspired design, elevated comfort, and an authentic, curated stay.AC Hotel St. Louis Downtown is the perfect destination for urban explorers, business travelers, and those looking to connect with the soul of the city.
Venue Details
Awards
Amenities
- Calls (local)
- Calls (toll-free)
- Laundry service
- Luggage storage
- View (urban)
- Voicemail box
- Onsite catering
- Onsite gift shop
- Onsite restaurant
- Onsite security
- Pet friendly
- Rental car service
- Space (private)
- Wheelchair accessible
- AV capabilities
- Business center
- Video conference
- Health club
- Skiing
- Spa or salon
- Tennis courts
- Airport shuttle
- Bus
- Subway
- Taxi
- Train
- Dance floor
- Staging area
- AV equipment
- High speed internet
- Onsite AV staff
- Calls (local)
- Calls (toll-free)
- Laundry service
- Luggage storage
- View (urban)
- Voicemail box
- Onsite catering
- Onsite gift shop
- Onsite restaurant
- Onsite security
- Pet friendly
- Rental car service
- Space (private)
- Wheelchair accessible
Need dates
Priority windows that venues prefer for hosting events
Seasonal Availability
Do you want to know if your event is during the high or low season? Check the season availability for this hotel.Meeting rooms
Meeting rooms

Meeting space
Name | Room size | Ceiling height | Maximum capacity | U-Shape | Banquet rounds | Theater | Classroom | Boardroom |
|---|---|---|---|---|---|---|---|---|
225 sq. ft. 9 x 25 sq. ft. | - | 6 | - | - | - | - | 6 | |
4,500 sq. ft. 70 x 65 sq. ft. | 14 ft. | 450 | - | 370 | 450 | 187 | - | |
6,900 sq. ft. 96 x 72 sq. ft. | 35 ft. | 766 | - | 574 | 766 | 287 | - | |
1,836 sq. ft. 68 x 27 sq. ft. | 14 ft. | 203 | 33 | 152 | 203 | 76 | - | |
225 sq. ft. 25 x 9 sq. ft. | - | 6 | - | - | - | - | 6 |
Guest rooms
Location
Getting Here
Local Attractions


Affiliated Organizations (1)
AC Hotel St. Louis Downtown Frequently Asked Questions
Explore frequently asked questions from the AC Hotel St. Louis Downtown regarding Health and Safety, Sustainability, and Diversity and Inclusion
Sustainable Practices
Diversity and Inclusion
Health and Safety
Please explain, if applicable, the carbon offsetting options you offer to corporations.
Please provide, if applicable, an e-mail address for a contact who can address any follow up questions relating to sustainability and social impact goals and initiatives.
Has your hotel taken steps to reduce single-use plastics, such as removing plastic straws (except upon request for guests with disabilities), stirrers and cotton buds? If yes, please provide detail as to the steps you have taken to reduce single use plastics?
No
Does your hotel generate (onsite) or purchase (offsite) renewable energy (beyond your utility's standard offerings)? If yes, please describe your practices for generating or purchasing renewable energy.
Does your hotel engage in activities to protect & restore the natural environment in which it is located (i.e. trees planted, coral reef restored, etc.)?
Yes
Will your hotel be imposing any additional fees for cleaning services? If yes, please specify those fees.
Are specific cleaning/disinfection routines in place for pillows, duvets and their covers, headboard, bathrobe etc.? If yes, please describe.
Please include a link to your public report on community impact if applicable.
Please provide any other comments you wish to make regarding your efforts/initiatives to obtain certification in these programs.
Please provide, if applicable, an e-mail address for a contact who can address any follow up questions relating to diversity, equity, and inclusion.
david.duncan@aimbridge.com
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