About
Boasting 19,000 sq. ft. of inspired meeting space, Ameristar's conference center is so adaptable, it feels as if it were designed for your event alone.
One Ameristar Blvd.
St. Charles,
MO
63301
TripAdvisor Rating:
880 Reviews | Write a ReviewGreat place to stay and play!
Reviewed By Laura P February 2026One of the top casino hotels we have stayed at. Love the separate sunken living rooms and updated rooms. Casino fun too!
Full ReviewLate week visit full of good experiences.
Reviewed By Garysw1780 April 2026My wife and I recently spent a Thursday and Friday night at Ameristar St. Charles. Our room was quiet both nights. It was clean and everything worked as it should...there wasn't even any dust in...
Full ReviewDON'T BOOK if you have KIDS!!
Reviewed By mike e March 2026If I could give them no stars I would. Previously have stayed here before with my oldest child and used the pool without issues. went to check in to tonight with my two kids and husband and they...
Full ReviewWhat's Nearby
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TripAdvisor Rating:
880 Reviews | Write a ReviewGreat place to stay and play!
Reviewed By Laura P February 2026One of the top casino hotels we have stayed at. Love the separate sunken living rooms and updated rooms. Casino fun too!
Full ReviewLate week visit full of good experiences.
Reviewed By Garysw1780 April 2026My wife and I recently spent a Thursday and Friday night at Ameristar St. Charles. Our room was quiet both nights. It was clean and everything worked as it should...there wasn't even any dust in...
Full ReviewDON'T BOOK if you have KIDS!!
Reviewed By mike e March 2026If I could give them no stars I would. Previously have stayed here before with my oldest child and used the pool without issues. went to check in to tonight with my two kids and husband and they...
Full Review