- 40 casinos operate in the mountain towns of Black Hawk, Central City and Cripple Creek.
- Two casinos operate on tribal reservation land in Southwest Colorado.
- Voters approved "limited" gaming in November 1990.
- Voters approved expansions to the limits in November 2008.
- The first Colorado casinos opened on October 1, 1991.
- The maximum bet is limited to $100 as of July 2, 2009. The limit was $5 from 1991-2009.
- Slot machines (including video machines), blackjack, poker, craps and roulette are allowed. Prior to July 2, 2009, only slot machines, blackjack and poker were allowed.
- Casinos can operate 24 hours a day. Prior to July 2, 2009, they could only be open from 8 a.m. to 2 a.m.
- Raising the bet limit again, adding new games or adding new locations would require statewide and local voter approval.
- 28% of "limited" gaming revenues go to historic preservation, making Colorado the leading state in historical preservation spending.
- 78% of revenues attributable to Amendment 50 go to community colleges.