Towneplace Suites By Marriott St. Louis O'Fallon

All-suite extended-stay hotel with a saltwater pool and full kitchens in O'Fallon

Suites with Full Kitchens

Every suite at TownePlace Suites by Marriott St. Louis O'Fallon includes a fully equipped kitchen with a full-size refrigerator, stove, and microwave. The one-bedroom suite offers a separate living area with a sofa bed and a dining table, plus a work desk. Accessible room options include lower bathroom sinks, raised toilets, and grab rails, with visual aids such as Braille signage.

Indoor Saltwater Pool and Fitness Center

The hotel operates an indoor heated saltwater pool, open year-round, with pool towels and sun loungers provided. The fitness center contains two ellipticals, three treadmills, and a free-weight area with yoga mats. Additional amenities include a fire pit in the outdoor seating area and a bicycle rental service for exploring the neighborhood.

Location Near St. Louis Attractions

TownePlace Suites O'Fallon sits 6 miles from MidAmerica St. Louis Airport and 19 miles from the St. Louis Gateway Arch. Splash City Family Waterpark is a nearby attraction, and multiple dining options are within walking distance, including First Watch. The hotel is also close to shopping centers and the I-64 highway for easy access to Forest Park and downtown St. Louis.

Extended-Stay and Business Services

Guests have access to a 24-hour front desk, a business center, and a meeting room for events. Complimentary laundry facilities are available on-site, and the hotel offers digital key and mobile check-in for flexible arrivals. A complimentary buffet breakfast is served each morning, with hot and cold items including pre-packaged egg quiches and waffles.

Pet-Friendly Policies

The hotel accepts pets with applicable fees, and the outdoor area includes a designated dog-walking space near the fire pit. Guest reviews consistently note the friendly and professional staff, with specific mentions of front desk employees Clay and Lesley. The property is also equipped with a smoke alarm, key card access, and a safety deposit box for guest security.

• Accommodations: All-suite hotel with full kitchens and sofa beds
• Pool: Indoor heated saltwater pool open year-round
• Location: 6 miles from MidAmerica St. Louis Airport, 19 miles from Gateway Arch
• Business: 24-hour business center, meeting room, digital key access
• Pet Policy: Pets allowed with fees, outdoor dog-walking area
• Breakfast: Complimentary buffet with hot and cold items
• Accessibility: Wheelchair-accessible rooms with Braille and grab rails