Ameristar Casino Resort and Spa  

In St. Charles, MO—minutes from Historic Main Street, the Lewis & Clark Boathouse and the St. Charles Convention Center. Situated in the city’s casino and entertainment district, with Lindenwood University, the Katy Trail and the Missouri River all within easy reach.

A lively casino hotel with roughly 400 guestrooms that blend resort comfort and up‑tempo energy. Rooms feature flat‑screen TVs and iPod docks, safes, separate sitting areas, minibars and coffee makers, plus full baths with hairdryers, ironing boards and A/C.

Full‑service spa with massages, body treatments and facials, plus two hot tubs to unwind before a night on the casino floor. Indoor and outdoor pools, a fitness center, sun terrace, poolside bar, nightclub, games room, gift shops and free valet parking. Pool hours run 9:00am–7:00pm; Friday–Sunday and major holiday swim times are restricted to ages 21+. Outdoor pool is seasonal (season ends Sept 29) and may be closed Nov–Apr. Pool wristband limits by room type: King rooms = 2 armbands; Queen rooms = 4 armbands.

Conference center, meeting rooms and a 24‑hour business center make this a strong pick for events and corporate stays. Public Wi‑Fi, express check‑out and dry cleaning services keep work straightforward.

Six on‑site restaurants serve everything from steak and pasta to quick coffee bites. Round off the night at the poolside bar or one of the two lounges for cocktails and late‑night drinks.