Please be aware that Maryland state gaming regulations do not allow casinos to provide free alcoholic beverages and Smoking is prohibited inside of the casinos. Though gaming regulations do require a minimum payback of 87% on any one machine, the casino must have an average payback of 90% to 95% for all machines. Maryland state gaming laws do not require a public record of payback percentages on electronic gaming machines. Visit our Maryland casinos map page to see a detailed map showing all casinos in that state. Want to See a Map of all casinos in Maryland? Click on a casino name to see a page of detailed information about that particular Maryland casino. Shown below is a list of all casinos in Maryland. Maryland is home to six casinos which all offer live table games, as well electronic gaming machines, except for one casino, the Casino at Ocean Downs, which doesn’t not offer live table games.