Maine releases the payback percentages on electronic gaming machines as a matter of public record. Maine state gaming regulations require a minimum return of 89% on all electronic gaming machines. Slot Machine Payback Percentages at Maine Casinos Theminimum gambling age is 21 for casino gambling and 18 for pari-mutuel betting. Some Maine casinos also offer games like: mini baccarat, Spanish 21, let it ride, Big 6 wheel, Mississippi stud, ultimate Texas Hold ‘em, and Poker.īoth Maine casinos also offer pari-mutuel wagering on harness racing. Details on Maine Casinosīoth Maine casinos offer live table games, such as: craps, blackjack, three card poker and roulette plus electronic games, such as: slot machines, video poker, and video keno. Visit our Maine casinos map page to see a detailed map showing all casinos in that state. Want to See a Map of all casinos in Maine? Click on a casino name to see a page of detailed information about that particular casino. Shown below is a list of both Maine casinos. Maine is home to two racetrack casinos: Hollywood Casino Bangor and Oxford Casino.