Ameristar Casino Resort Spa St. Charles
Casino in St. Charles, MO · 1 Ameristar Blvd., St. Charles, MO 63301
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How old do you have to be to gamble at Ameristar Casino Resort Spa St. Charles?
You must be 21 or older to gamble at Ameristar Casino Resort Spa St. Charles.
Casinos Near St. Charles
Licensed by the Missouri Gaming Commission.
Source: https://www.mgc.dps.mo.gov/MGCwebCrystalReports/dxClassALicensee.aspx, verified 2026-10-26.
Last checked 2026-11-01.
Directory listing compiled from public operator and property information. Confirm hours and ID rules with the venue before you go.
You must be 21 or older to gamble at Ameristar Casino Resort Spa St. Charles.
Gambling problem? Call 1-888-BETSOFF. National Problem Gambling Helpline: 1-800-MY-RESET (1-800-697-3738).