Marriott St. Louis West is located at 660 Maryville Centre Drive in Chesterfield, Missouri. The hotel offers 17 meeting rooms with a largest room seating capacity of 250, suitable for conferences, seminars, or corporate meetings. With 299 guest rooms, it provides ample accommodation options for business travelers and event attendees. Practical amenities include a business centre with fax and photocopying services, as well as banquet facilities for events. Guests can enjoy two outdoor pools, an indoor pool available year-round, and additional leisure facilities such as a fitness centre and outdoor terrace. Dining options include a restaurant, room service, a bar, and vending machines for snacks and drinks. Free public parking on site is available with prior reservation. The hotel's address places it in Chesterfield, Missouri, within St. Louis County.