For residents of Oregon looking for 18+ casinos, the options are limited. Oregon 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 Oregon and their minimum gambling age.
| Casino | Address | Legal Age |
| Chinook Winds Casino Resort | 1777 NW 44th St, Portland, OR 97367 | 21+ |
| Indian Head Casino | 3236 US-26, Bend, OR 97761 | 21+ |
| Kla-Mo-Ya Casino | 34333 US-97, Bend, OR 97624 | 21+ |
| Seven Feathers Resort | 146 Chief Miwaleta Ln, Eugene, OR 97417 | 21+ |
| Spirit Mountain Casino | 27100 SW Salmon River Hwy, Portland, OR 97347 | 21+ |
| The Mill Casino, Hotel & RV Park | 3201 Tremont Ave, Eugene, OR 97459 | 21+ |
| Three Rivers Casino | 1297 Ocean Blvd NW, Eugene, OR 97420 | 21+ |
| Three Rivers Casino and Resort | 5647 OR-126, Eugene, OR 97439 | 21+ |
| Wildhorse Resort and Casino | 46510 Wildhorse Blvd, Portland, OR 97801 | 21+ |