For residents of Maryland looking for 18+ casinos, the options are limited. Maryland state gambling laws permit 21+ players at land based casinos, whilst there are online options that have a minimum age of 18+.
Here is a list of casinos in Maryland and their minimum gambling age.
| Casino | Address | Legal Age |
| Hollywood Casino Perryville | 1201 Chesapeake Overlook Pkwy, Baltimore, MD 21903 | 21+ |
| Horseshoe Baltimore | 1525 Russell St, Baltimore, MD 21230 | 21+ |
| Live! Casino & Hotel | 7002 Arundel Mills Cir #7777, Baltimore, MD 21076 | 21+ |
| Rocky Gap Casino Resort | 16701 Lakeview Rd NE, Flintstone, MD 21530 | 21+ |
| Ocean Downs | 10218 Racetrack Rd, Ocean City, MD 21811 | 21+ |
| MGM National Harbor | 101 MGM National Ave, Washington, MD 20745 | 21+ |